WORLDBASE Player / Joueur GM Zierk, S
GameID: 0
535 games / 535 parties
2025.07.15 Titled Tue 15th Jul Late
15322 Frischmann, Rick (2355) Zierk, S (2489) 0-1
1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 Nf6 5. O-O e6 6. d4 cxd4 7. Qxd4 Be7 8. c4 O-O 9. Nc3 a6 10. Rd1 Ng4 11. Bxd7 Bxd7 12. c5 Bf6 13. Qd3 Qa5 14. cxd6 Qc5 15. Qe2 Rac8 16. h3 Ne5 17. Nxe5 Bxe5 18. Be3 Qb4 19. Rac1 Rc6 20. a3 Qb3 21. f4 Bxc3 22. bxc3 Rxc3 23. Bd4 Rxc1 24. Rxc1 Qxa3 25. Qg4 Qxc1+ 26. Kh2 e5 27. Qxd7 Qxf4+ 0-1
2025.07.15 Titled Tue 15th Jul Late
15496 Zierk, S (2489) Marra, E (2225) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Rb8 10. Bd3 Ba6 11. O-O Bxd3 12. Qxd3 Be7 13. c4 Nb4 14. Qg3 O-O 15. Rf2 c5 16. Be3 Nd3 17. Rd2 Nxb2 18. Nf6+ Bxf6 19. exf6 g6 20. Qg5 Kh8 21. Bxc5 Nxc4 22. Bxf8 Rxf8 23. Rd3 Qb6+ 24. Kh1 Qb2 25. Rad1 Rd8 26. Qc5 Nb6 27. Qe7 Rg8 28. Qxf7 h5 29. Qe7 1-0
2025.07.15 Titled Tue 15th Jul Late
15583 Dubnevych, Maksym (2296) Zierk, S (2489) 1-0
1. Nc3 d5 2. e4 d4 3. Nce2 c5 4. Ng3 Nc6 5. Bc4 Nf6 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 e6 9. Qe2 Bd6 10. d3 b5 11. Bb3 Nd7 12. a4 a6 13. axb5 axb5 14. Rxa8 Qxa8 15. O-O O-O 16. f4 Na5 17. Ba2 Nc6 18. Bb3 Nb6 19. e5 Bc7 20. Ne4 Nd7 21. c3 dxc3 22. bxc3 b4 23. Be3 bxc3 24. Nxc5 Nxc5 25. Bxc5 Rc8 26. f5 Na5 27. fxe6 Nxb3 28. exf7+ Kh8 29. f8=Q+ 1-0
2025.07.15 Titled Tue 15th Jul Late
15790 Zierk, S (2489) Jammalamadaka, Vihaan (1977) 0-1
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Ne5 Nbd7 9. Nc4 Qa6 10. Bf4 Qe6+ 11. Ne3 Ne4 12. Nb5 O-O-O 13. Nxc7 Qb6 14. Ned5 Qxb2 15. Rb1 Qa3 16. Nb5 Qa5+ 17. c3 e5 18. dxe5 Nb6 19. Nxa7+ Qxa7 20. Nxb6+ Qxb6 21. Rxb6 Rxd1+ 22. Kxd1 Nxf2+ 23. Ke1 Nxh1 24. Bg2 h5 25. g5 Nf2 26. Kxf2 Bc5+ 27. Be3 Bxb6 28. Bxb6 Re8 29. Bd4 Bf5 30. h4 g6 31. a4 Be6 32. Ke3 Kc7 33. a5 Kc8 34. Kd3 Re7 35. Ke3 Rd7 36. Bf1 Bd5 0-1
2025.07.15 Titled Tue 15th Jul Late
15941 Demaria, J (2215) Zierk, S (2489) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. a4 Be7 9. Be3 O-O 10. Nd5 Nbd7 11. c4 Bxd5 12. cxd5 Nh5 13. Be2 Bg5 14. Bf2 Nf4 15. O-O f5 16. Nd2 Qf6 17. exf5 Nxe2+ 18. Qxe2 Bxd2 19. Qxd2 Qxf5 20. Rfe1 Nf6 21. Rac1 Rac8 22. Qb4 Qd7 23. Qb3 Kh8 24. Bh4 Nh5 25. Rc4 Rxc4 26. Qxc4 Rc8 27. Qe4 b5 28. a5 Rc4 29. Qe3 Rxh4 30. Rc1 Rd4 31. Rc6 Nf4 32. h3 h5 33. Rxa6 Qf5 34. Rxd6 Qg5 35. g4 Nxh3+ 36. Kh2 Qxe3 0-1
2025.07.15 Titled Tue 15th Jul Late
16018 Zierk, S (2489) Motola, Jacopo (2333) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Bb7 9. d3 d6 10. Nc3 Na5 11. Ba2 b4 12. Ne2 c5 13. c3 Nc6 14. Ng3 Bc8 15. h3 Be6 16. Bxe6 fxe6 17. d4 bxc3 18. bxc3 exd4 19. cxd4 cxd4 20. Nxd4 Nxd4 21. Qxd4 Nd7 22. Qc4 Nc5 23. Be3 Qc8 24. Bxc5 dxc5 25. Nf5 Rf7 26. Nxe7+ Rxe7 27. Rac1 Rc7 28. Red1 Rc6 29. e5 Rb8 30. Rd6 Rbb6 31. Rcd1 Rxd6 32. exd6 Rc6 33. d7 Qd8 34. Qe4 Rb6 35. Qe5 c4 36. Qc5 Rb7 37. Qc8 1-0
2025.07.15 Titled Tue 15th Jul Late
16197 Katz, Alexander (2355) Zierk, S (2489) 1-0
1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Be2 Ngf6 6. d3 g6 7. c4 Bg7 8. Nc3 O-O 9. d4 Rb8 10. h3 b5 11. cxb5 axb5 12. e5 Ne8 13. Nxb5 Ba6 14. a4 dxe5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. Bh6 Ng7 18. Qc2 Qb6 19. Rad1 Rfd8 20. Be3 Ne6 21. f4 Bxb5 22. fxe5 Rxd1 23. Qxd1 Bxe2 24. Qxe2 Qxb2 25. Qf3 Rf8 26. Bh6 Qd4+ 27. Kh1 Ng7 28. a5 Qxe5 29. a6 Qf6 30. Qxf6 exf6 31. a7 1-0
2025.07.15 Titled Tue 15th Jul Late
16390 Jaskolka, T (2194) Zierk, S (2489) 1/2-1/2
1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. c3 Qb6 5. Qb3 Nc6 6. Nd2 Bf5 7. Bxf6 gxf6 8. Bb5 c4 9. Bxc6+ Qxc6 10. Qd1 Bd3 11. Ne2 e5 12. O-O Bd6 13. Re1 O-O 14. Ng3 Kh8 15. Nf3 Rg8 16. Nh4 Qd7 17. Qh5 Rg5 18. Qf3 Qe6 19. e4 exd4 20. exd5 Qxd5 21. Qxf6+ Kg8 22. Nf3 Rg4 23. Nxd4 Rg6 24. Qh4 b5 25. Rad1 b4 26. Ndf5 bxc3 27. bxc3 Bxg3 28. Ne7+ Kg7 29. hxg3 Qc5 30. Nxg6 hxg6 31. Qf4 a5 32. Qe5+ Qxe5 33. Rxe5 a4 34. a3 Rb8 35. Ra5 Rb3 36. Rxa4 Rxc3 37. Ra7 Rb3 38. a4 Bf5 39. Rc7 c3 40. Rc1 c2 41. R7xc2 Bxc2 42. Rxc2 Ra3 43. Rc4 Ra2 44. f3 g5 45. Kh2 Kg6 46. g4 f6 47. Kg3 Ra3 48. Rb4 Kf7 49. Re4 Ra2 50. f4 Ra3+ 51. Kh2 gxf4 52. Rxf4 Kg6 53. g3 Ra1 54. Kh3 Rh1+ 55. Kg2 Ra1 56. Kf3 Ra3+ 57. Kf2 Kg5 58. Rb4 Kg6 59. Kg2 Ra1 60. Kf3 Ra3+ 61. Kf4 Kg7 62. Kf5 Rf3+ 63. Ke6 Rxg3 64. a5 Re3+ 65. Kf5 Re5+ 66. Kf4 Rxa5 67. Re4 Kg6 68. Rb4 Ra1 69. Re4 Rf1+ 70. Kg3 Kg5 71. Rc4 Rg1+ 72. Kf3 Kh4 73. Rf4 Kg5 74. Rf5+ Kg6 75. Ra5 Rb1 76. Kg3 Rh1 77. Kf3 Rb1 78. Kg3 Rb4 79. Rc5 Re4 80. Ra5 Kf7 81. Rd5 Ke6 82. Ra5 Rd4 83. Rb5 Re4 84. Ra5 Re5 85. Ra6+ Kf7 86. Kf4 Kg6 87. Rb6 Rc5 88. Rb4 Rc1 89. Rb6 Rf1+ 90. Kg3 Rg1+ 91. Kf4 Rf1+ 92. Kg3 Kg5 93. Rb5+ Kg6 94. Rb6 1/2-1/2
2025.07.08 Titled Tue 8th Jul Late
23485 Urquhart, E (2209) Zierk, S (2489) 0-1
1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. a3 e6 6. b4 b6 7. bxc5 bxc5 8. e5 Nge7 9. Ne4 O-O 10. Bb2 d5 11. Nxc5 Rb8 12. Rb1 Qb6 13. d4 Nf5 14. c3 Ne3 15. Qd2 Nxf1 16. Rxf1 Na5 17. Kf2 Nc4 18. Qe2 Nxb2 19. Na4 Nxa4 20. Rxb6 Rxb6 21. Rc1 Rb2 22. Rc2 Nxc3 23. Qd3 Ne4+ 24. Kf1 Ba6 0-1
2025.07.08 Titled Tue 8th Jul Late
23715 Zierk, S (2489) Zakin, Ilay (2300) 1-0
1. e4 e5 2. Nf3 d5 3. exd5 Nf6 4. Nxe5 Qxd5 5. Nf3 Bg4 6. Nc3 Qh5 7. Be2 Nc6 8. O-O Bd6 9. Nb5 Bxh2+ 10. Nxh2 Bxe2 11. Re1 Qxb5 12. Rxe2+ Kf8 13. d4 Nxd4 14. Re1 Rd8 15. c3 Ne6 16. Qf3 h5 17. Be3 Ng4 18. Nxg4 hxg4 19. Qxg4 Qe5 20. g3 Qd5 21. f3 f5 22. c4 fxg4 23. cxd5 Rxd5 24. fxg4 Kf7 25. Rf1+ Kg6 26. Rae1 Ng5 27. Kg2 Rhd8 28. Bf4 c6 29. Re7 R5d7 30. Rfe1 Kf6 31. R7e5 Nf7 32. Re6# 1-0
2025.07.08 Titled Tue 8th Jul Late
23899 Zierk, S (2489) Iudina, Veronika (1988) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. h3 O-O 11. Be3 Re8 12. Nbd2 h6 13. Re1 Na5 14. Bc2 c5 15. dxe5 dxe5 16. axb5 axb5 17. b4 cxb4 18. cxb4 Nc6 19. Qb1 Be6 20. Bd3 Bxe3 21. Rxe3 Qd6 22. Ra6 Nh5 23. Bf1 Nf4 24. Rc3 Rec8 25. Qc1 Bd7 26. Rc5 Qg6 27. Kh2 Ne6 28. Rcxc6 Bxc6 29. Rxc6 Rd8 30. Nxe5 Qg5 31. Ndf3 Qe7 32. Qc3 Rd1 33. Rc8+ Rxc8 34. Qxc8+ Kh7 35. Bxb5 Qxb4 36. Nxf7 Qxb5 37. Qxe6 Qf1 38. N3g5+ 1-0
2025.07.08 Titled Tue 8th Jul Late
24110 Esipenko, Andrey (2679) Zierk, S (2489) 1-0
1. d4 Nf6 2. Nf3 d5 3. g3 e6 4. Bg2 c5 5. O-O cxd4 6. Nxd4 e5 7. Nb3 a5 8. Bg5 Be6 9. a4 Nc6 10. Nc3 d4 11. Ne4 Be7 12. Nbc5 Bc8 13. c3 Nxe4 14. Bxe7 Qxe7 15. Nxe4 O-O 16. Qb3 Rd8 17. Rfd1 Be6 18. Qb6 dxc3 19. bxc3 Bc4 20. Rxd8+ Rxd8 21. Nc5 Rc8 22. Nxb7 Nd8 23. Nd6 Rc6 24. Bxc6 Qxd6 25. Qxa5 Nxc6 26. Qa8+ Nd8 27. a5 h5 28. a6 Bd5 29. Qc8 Be6 30. Qa8 Bd5 31. Qa7 Kf8 32. Rd1 Qc6 33. Qb8 Ke7 34. a7 Ne6 35. Rxd5 Qxd5 36. a8=Q Qd1+ 37. Kg2 Qxe2 38. Qbb7+ 1-0
2025.07.08 Titled Tue 8th Jul Late
24388 Wadsworth, Matthew J (2476) Zierk, S (2489) 1/2-1/2
1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 d4 5. O-O c5 6. e3 Nc6 7. exd4 cxd4 8. d3 h6 9. Bf4 Nd7 10. Na3 Bxa3 11. bxa3 O-O 12. Re1 Re8 13. Ne5 Ndxe5 14. Bxe5 Nxe5 15. Rxe5 Qd6 16. Rb5 Qxa3 17. Bxb7 Bxb7 18. Rxb7 Rab8 19. Qb3 Qxb3 20. Rxb3 Rxb3 21. axb3 Rb8 22. Ra3 e5 23. Kf1 Rb7 24. Ke2 f5 25. Ra5 Re7 26. b4 Kf7 27. Rd5 Ke6 28. b5 g5 29. f4 exf4 30. gxf4 Kf6+ 31. Kf2 gxf4 32. h4 f3 33. Rxd4 Ke5 34. Rd8 Kf4 35. c5 Re2+ 36. Kf1 Rc2 37. c6 Ke3 38. Re8+ Kxd3 39. h5 Kd4 40. Re7 a6 41. bxa6 Rxc6 42. a7 Ra6 43. Kf2 Ra3 44. Kg3 Kd5 45. Rh7 Ke4 46. Re7+ Kd5 47. Rh7 f4+ 48. Kf2 Ke4 49. Rxh6 Ra2+ 50. Kf1 Ra1+ 51. Kf2 Ra2+ 52. Kf1 Rxa7 53. Rb6 Ra1+ 54. Kf2 Ra2+ 55. Kf1 Rh2 56. h6 Kf5 57. Rc6 f2 58. h7 Kg4 59. Rc3 Rxh7 60. Kxf2 Re7 61. Rb3 Ra7 62. Rc3 Ra2+ 63. Kf1 Rd2 64. Kg1 Re2 65. Kf1 Rb2 66. Kg1 Kf5 67. Kf1 Ke4 68. Ra3 Rc2 69. Ra4+ Kf3 70. Ra3+ Kg4 71. Kg1 Re2 72. Kf1 Re8 73. Kf2 Re7 74. Kg2 Re3 75. Ra2 Rh3 76. Ra8 Rg3+ 77. Kf2 Rf3+ 78. Kg2 Re3 79. Rg8+ Kf5 80. Rf8+ Ke4 81. Kf2 Rf3+ 82. Ke2 Re3+ 83. Kf2 Rf3+ 84. Ke2 Re3+ 85. Kf2 1/2-1/2
2025.07.08 Titled Tue 8th Jul Late
24425 Zierk, S (2489) Deng, Henry (2293) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Bb7 9. c4 Nb4 10. c5 Qb8 11. f4 Ba6 12. Bxa6 Nxa6 13. Qd4 Qb4+ 14. Qxb4 Nxb4 15. O-O Be7 16. Bd2 Nd5 17. Ba5 f5 18. Nd6+ Bxd6 19. exd6 Kf7 20. b4 Rab8 21. Rab1 Rb7 22. Rb3 a6 23. g3 Rhb8 24. Rfb1 h6 25. Kf2 Kf6 26. a4 Kf7 27. Ke2 g6 28. Kd3 g5 29. fxg5 hxg5 30. h4 gxh4 31. gxh4 Rh8 32. b5 axb5 33. axb5 Rxb5 34. Rxb5 cxb5 35. Rxb5 Rc8 36. Rb7 Nf6 37. Rc7 Ra8 38. Bc3 Ra3 39. c6 Ra6 40. Kc4 Rxc6+ 41. Rxc6 dxc6 42. Bxf6 Kxf6 43. Kc5 f4 44. Kxc6 f3 45. d7 1-0
2025.07.08 Titled Tue 8th Jul Late
24559 Manukyan, SaA (2273) Zierk, S (2489) 1-0
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O 6. e3 d6 7. Bd3 c5 8. Ne2 Nc6 9. O-O b6 10. e4 e5 11. d5 Na5 12. f4 Nd7 13. f5 Ba6 14. f6 g6 15. Bh6 Nxf6 16. Bg5 Nd7 17. Bxd8 Raxd8 18. Ng3 f6 19. Qg4 Kh8 20. Rf2 Bxc4 21. Bxc4 Nxc4 22. Qe2 Na5 23. Raf1 Rf7 24. h4 h5 25. Nh1 Kg7 26. g4 hxg4 27. Qxg4 Rh8 28. Ng3 Kf8 29. h5 gxh5 30. Qf5 h4 31. Nh5 Nc4 32. Re1 Rh6 33. Rg2 h3 34. Qxh3 Rfh7 35. Qe6 Rf7 36. Ng3 Re7 37. Qg4 Rg7 38. Qxg7+ Kxg7 39. Nf5+ Kh7 40. Nxh6 1-0
2025.07.01 Titled Tue 1st Jul Late
32542 Zierk, S (2489) Budzisz, Adrian (2100) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Qf3 c6 7. Ne2 O-O 8. O-O Nd7 9. Bg5 h6 10. Bh4 Re8 11. Rfe1 Nf8 12. Ng3 g5 13. Nh5 gxh4 14. Qf6 Nf5 15. Rxe8 Qxf6 16. Nxf6+ Kg7 17. Bxf5 Bxf5 18. Nh5+ Kg6 19. Nf4+ Kg5 20. Rxa8 Kxf4 21. Rxa7 b5 22. Rxf7 Ne6 23. Ne2+ Kg5 24. c3 Bd6 25. a4 bxa4 26. Rxa4 Bd3 27. Nc1 Bb5 28. Ra8 Nf4 29. Rg8+ Kh5 30. Rf5# 1-0
2025.07.01 Titled Tue 1st Jul Late
32828 Petersen, Marcel (2236) Zierk, S (2489) 0-1
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. c3 Nf6 7. Re1 g6 8. d4 cxd4 9. cxd4 Bg7 10. Nc3 O-O 11. h3 Rac8 12. Bg5 Rfd8 13. e5 dxe5 14. dxe5 Nd5 15. Nxd5 Qxd5 16. Qxd5 Rxd5 17. e6 Bxb2 18. exf7+ Kxf7 19. Rab1 Bc3 20. Rec1 Na5 21. Bd2 Bxd2 22. Rxc8 Bf4 23. g3 Bd6 24. Rc2 b6 25. Kg2 Kf6 26. h4 Nb7 27. Ng5 Kg7 28. Ne4 Nc5 29. Nxd6 Rxd6 30. Re1 Kf6 31. Re3 e5 32. Rf3+ Ke7 33. Re2 Rd5 34. g4 Ke6 35. g5 Rd4 36. Rf6+ Kd5 37. Kh3 Nd3 38. Rc2 Nf4+ 39. Kh2 Ke4 40. Rf7 Rd3 41. Rxh7 a5 42. Rb2 a4 43. Rxb6 Rd2 44. Rb4+ Kf3 45. Rxa4 Rxf2+ 46. Kh1 e4 47. Rf7 Re2 48. h5 Kg3 49. Ra3+ e3 50. Rxf4 Re1+ 51. Rf1 Rxf1# 0-1
2025.07.01 Titled Tue 1st Jul Late
32954 Zierk, S (2489) Bouska, Jiri (2318) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 a6 8. O-O-O e6 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. f5 Qb6 13. g3 O-O-O 14. Bh3 Kb8 15. Ne2 Ne5 16. Nfd4 Nc4 17. Qd3 e5 18. Nb3 Ne3 19. Rde1 b4 20. Ned4 exd4 21. Nxd4 d5 22. Qxe3 Bc5 23. Qf4+ Bd6 24. Qd2 dxe4 25. Rxe4 Bc6 26. Nxc6+ Qxc6 27. Bg2 Qb6 28. Qe2 a5 29. Qf3 Be5 30. Rc4 Ka7 31. Rc6 Qb5 32. Rc5 Qb6 33. Rxa5+ Kb8 34. Qa8+ Kc7 35. Ra7+ Kd6 36. Qd5# 1-0
2025.07.01 Titled Tue 1st Jul Late
33206 Zierk, S (2489) Bortnyk, Olexandr (2601) 1-0
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nf3 Be7 7. h3 O-O 8. Nc3 Nc6 9. Be2 Bf5 10. O-O Bf6 11. Bf4 Re8 12. Qd2 h6 13. Rfe1 Ne7 14. b3 Ng6 15. Bg3 a5 16. Bd3 Qd7 17. Qc2 Bxd3 18. Qxd3 a4 19. b4 a3 20. Re4 d5 21. cxd5 Nxd5 22. Nxd5 Qxd5 23. Rxe8+ Rxe8 24. Qxa3 Bxd4 25. Rc1 c6 26. Nxd4 Qxd4 27. Qb3 Re2 28. Rd1 Qf6 29. a4 Nf8 30. b5 Rb2 31. Qe3 Ra2 32. Qe8 Qe6 33. Rd8 Qxe8 34. Rxe8 cxb5 35. Bd6 bxa4 36. Rxf8+ Kh7 37. Rxf7 b5 38. Be5 Kg6 39. Rxg7+ Kf5 40. f4 b4 41. Rb7 b3 42. Rb4 Ke6 43. Kh2 Kd5 44. Kg3 Kc5 45. Rb8 Re2 46. Kf3 Re1 47. Kf2 Re4 48. Kf3 Re1 49. Bc3 Re6 50. f5 Re7 51. Bb4+ 1-0
2025.07.01 Titled Tue 1st Jul Late
33326 Sargsyan, Shant (2669) Zierk, S (2489) 1-0
1. c4 e5 2. g3 Nf6 3. Bg2 h6 4. Nf3 e4 5. Nd4 Nc6 6. Nc2 d5 7. cxd5 Qxd5 8. Nc3 Qe6 9. b4 Be7 10. b5 Nb4 11. Nxb4 Bxb4 12. Qa4 Bxc3 13. dxc3 O-O 14. O-O Qe5 15. Bf4 Qh5 16. f3 Bh3 17. g4 Qc5+ 18. Qd4 Qxd4+ 19. cxd4 Bxg2 20. Kxg2 exf3+ 21. Kxf3 a6 22. a4 axb5 23. axb5 c6 24. e4 Rfe8 25. b6 Rxa1 26. Rxa1 Nxe4 27. Ra7 Re7 28. Bc7 Nd2+ 29. Kg3 Re3+ 30. Kf2 Rb3 31. Rxb7 Ne4+ 32. Kg2 Kh7 33. h4 c5 34. Be5 f6 35. Bxf6 Nxf6 36. dxc5 Nd5 37. Rb8 Rb5 38. b7 Nb4 39. h5 Na6 40. Ra8 Rxc5 41. Rxa6 Rb5 42. Ra7 Rb3 43. Kf2 Rb2+ 44. Ke3 Rb4 45. Kd3 1-0
2025.07.01 Titled Tue 1st Jul Late
33450 Zierk, S (2489) Deichmann, Esteban Horacio (2103) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. a3 b5 9. dxc5 Bxc5 10. Bxc5 Nxc5 11. b4 Nd7 12. Bd3 Qb6 13. Qd2 Bb7 14. h4 Rc8 15. h5 Nd4 16. Rh3 Nxf3+ 17. Rxf3 d4 18. Ne4 Bxe4 19. Bxe4 Rc3 20. Rxc3 dxc3 21. Qxc3 Qg1+ 22. Ke2 Qb6 23. Rd1 Ke7 24. Rd6 Qa7 25. Rc6 Rd8 26. Rc7 Qg1 27. Bc6 Kf8 28. Qd3 Qc1 29. Rxd7 Rxd7 30. Bxd7 Qxf4 31. Qd6+ 1-0
2025.07.01 Titled Tue 1st Jul Late
33661 Moussard, J (2597) Zierk, S (2489) 1-0
1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd3 Nf6 5. Nc3 g6 6. Nf3 d6 7. Be2 Bg7 8. O-O O-O 9. Nd5 Nd7 10. c3 Nc5 11. Qc2 e6 12. Ne3 a5 13. Rd1 Qc7 14. Nc4 d5 15. exd5 exd5 16. Rxd5 Ne7 17. Rd1 Bf5 18. Qd2 b5 19. Ne3 Rfd8 20. Nd4 Be4 21. Nxb5 Qb6 22. Nd4 Nc6 23. Nc4 Qb7 24. Bf1 Nxd4 25. cxd4 Bxd4 26. Qe1 Rd7 27. Be3 Ne6 28. Nxa5 Qa7 29. Nc4 Rad8 30. Bxd4 Rxd4 31. Ne3 Nf4 32. Rxd4 Rxd4 33. Rd1 Rxd1 34. Qxd1 Kg7 35. a4 f5 36. b4 Ne6 37. a5 f4 38. Nc4 g5 39. b5 1-0
2025.07.01 Titled Tue 1st Jul Late
33736 Zierk, S (2489) Lebedev, Artem S. (2164) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 d5 9. exd5 Nd4 10. Nxd4 exd4 11. axb5 Bd6 12. Qf3 Re8 13. Rxe8+ Qxe8 14. Kf1 Bg4 15. Qd3 Qe5 16. f3 Re8 0-1
2025.07.01 Titled Tue 1st Jul Late
33895 Becking, S (2410) Zierk, S (2489) 1-0
1. d4 Nf6 2. Nf3 d5 3. c3 Bf5 4. Qb3 Qc8 5. Bf4 e6 6. e3 Nbd7 7. Nbd2 Bd6 8. Bg3 O-O 9. Be2 a5 10. a3 Re8 11. O-O Bxg3 12. hxg3 e5 13. Nxe5 Nxe5 14. dxe5 Rxe5 15. Nf3 Re7 16. Rad1 c6 17. c4 Be6 18. Qc2 Bg4 19. cxd5 Nxd5 20. Rd4 Bf5 21. Bd3 Bxd3 22. Qxd3 h6 23. Rd1 Qc7 24. Qc4 Qb6 25. R4d2 Rae8 26. Nd4 g6 27. Rc2 h5 28. Qc5 Qc7 29. Nf3 Re4 30. Qxd5 1-0
2025.07.01 Titled Tue 1st Jul Late
34088 Baker, Aidan (2130) Zierk, S (2489) 0-1
1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bxd7+ Bxd7 6. c3 Nf6 7. Re1 e6 8. d4 cxd4 9. cxd4 Be7 10. Nc3 O-O 11. Bf4 b5 12. a3 Qb6 13. Qd2 Rfd8 14. Rad1 Rac8 15. d5 e5 16. Be3 Qb7 17. h3 b4 18. axb4 Qxb4 19. Bg5 h6 20. Bh4 Rb8 21. Re2 Rdc8 22. Ra1 a5 23. Bxf6 Bxf6 24. Nd1 Bd8 25. Qxb4 Rxb4 26. Nc3 Rcb8 27. Ra2 Bb6 28. Ne1 Bc8 29. Nc2 Rb3 30. Na1 Rb4 31. Nc2 Rc4 32. Ne3 Rc7 33. Na4 Ba6 34. Re1 Bd4 35. Nc3 Rc5 36. Rea1 Bd3 37. Rxa5 Rxa5 38. Rxa5 Rxb2 39. Ned1 Rc2 40. Ra8+ Kh7 41. Ra3 h5 42. Kh2 h4 43. f3 Bf1 44. Ra2 Rxc3 45. Nxc3 Bxc3 46. Rc2 Bb4 47. Rc1 Bd3 48. Rc7 Kg6 49. g3 hxg3+ 50. Kxg3 f5 51. exf5+ Bxf5 52. h4 Bc5 53. Rb7 Kf6 54. h5 Bd3 55. Rc7 Bc4 56. Rd7 Bxd5 57. Rd8 Be6 58. Rf8+ Bf7 59. Rb8 Bxh5 60. Rf8+ Bf7 61. Rd8 d5 62. f4 e4 63. Kg4 Be6+ 0-1
2025.07.01 Titled Tue 1st Jul Late
34188 Zierk, S (2489) Terkiewicz, Bruno (2183) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qe2 h6 8. Bh4 g6 9. f4 e5 10. fxe5 dxe5 11. Nf3 Qb6 12. O-O-O Be7 13. Nd2 Qc7 14. Nc4 b5 15. Ne3 Bb7 16. Bxf6 Nxf6 17. Ncd5 Nxd5 18. Nxd5 Bxd5 19. Rxd5 O-O 20. g3 Rad8 21. Bg2 Rxd5 22. exd5 f5 23. g4 e4 24. gxf5 gxf5 25. Kb1 Qe5 26. Rg1 Kh7 27. Bh3 f4 28. Qg4 Qg5 29. Qd1 Qe5 30. Qg4 Qg5 31. Qd1 Qe5 32. d6 Bf6 33. c3 f3 34. d7 b4 35. Qb3 bxc3 36. Qb7 c2+ 37. Kxc2 Qc5+ 38. Kb3 Qe3+ 39. Ka4 Qd4+ 40. b4 Be7 41. d8=Q Qxd8 42. Qxe4+ Kh8 43. Rg6 Qe8+ 44. Kb3 Qf7+ 45. Be6 Qf4 46. Rg8+ Rxg8 47. Qxf4 Rf8 48. Qxh6# 1-0
2025.06.10 Titled Tue 10th Jun Late
57528 Hadzovic, A (2354) Zierk, S (2489) 0-1
1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. a3 d6 6. Bc4 Nf6 7. d3 e6 8. O-O O-O 9. Ba2 Rb8 10. Qe1 b5 11. Qh4 Nd4 12. f5 exf5 13. Bg5 Ne6 14. exf5 gxf5 15. Bh6 Ng4 16. Bxg7 Qxh4 17. Nxh4 Nxg7 18. Nd5 Kh8 19. Ne7 Ne3 20. Rf2 d5 21. Nxd5 Nxd5 22. Bxd5 Be6 23. Bxe6 fxe6 24. Re1 b4 25. axb4 Rxb4 26. b3 Rxh4 27. Rfe2 Kg8 28. Re5 Rc8 29. Ra1 Rc7 30. Ra6 Rb4 31. Ra5 Kf7 32. Rexc5 Rxc5 33. Rxc5 Rb7 34. Kf2 Kf6 35. Ke3 e5 36. Ra5 Ne6 37. c3 Rxb3 38. Rxa7 Rxc3 39. Rxh7 Nf4 40. g3 Rxd3+ 41. Kf2 Nd5 42. Rh6+ Kg5 43. Rh8 Rd2+ 44. Kg1 e4 45. Rg8+ Kf6 46. h4 e3 47. h5 Rd1+ 48. Kg2 e2 0-1
2025.06.10 Titled Tue 10th Jun Late
57682 Zierk, S (2489) Hoeffer, D (2295) 1-0
1. e4 Nc6 2. Nf3 f5 3. e5 d6 4. Bb5 dxe5 5. Nxe5 Qd5 6. Bxc6+ bxc6 7. Nf3 e5 8. O-O Nf6 9. Nc3 Qe6 10. Nxe5 Qxe5 11. Re1 Ne4 12. d3 Bd6 13. g3 O-O 14. dxe4 f4 15. Qd3 f3 16. Be3 Qh5 17. Bd4 c5 18. Be3 Bh3 19. Qd5+ Qxd5 20. Nxd5 c4 21. Rad1 a5 22. Bf4 Rab8 23. Bxd6 cxd6 24. b3 cxb3 25. axb3 Rb7 26. Ne3 Rc8 27. Rxd6 a4 28. bxa4 Rb4 29. Nd5 1-0
2025.06.10 Titled Tue 10th Jun Late
57914 Ghimoyan, Narek (2273) Zierk, S (2489) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. Nxb5 Nb6 8. Be2 Nc6 9. O-O Be7 10. Nc3 O-O 11. Qd2 Bb7 12. Qf4 Nb4 13. Rd1 Qe8 14. Qg3 Kh8 15. Bg5 Rd8 16. Rac1 Bxg5 17. Nxg5 h6 18. Nge4 Qe7 19. Nc5 Bc6 20. a3 N4d5 21. Nxd5 Bxd5 22. Qc3 Rb8 23. a4 Rfd8 24. a5 Nd7 25. Na6 Rb3 26. Qc2 Qg5 27. Bf1 c5 28. Nxc5 Nxc5 29. dxc5 Qxe5 30. Bxc4 Rxb2 31. Qc3 Qxc3 32. Rxc3 Rc8 33. Bxd5 exd5 34. g3 Rb5 35. Rxd5 Rxa5 36. Rd7 Raxc5 37. Rxc5 Rxc5 38. Rxa7 f5 39. Kg2 Kh7 40. h4 Kg6 41. Ra6+ Kf7 42. Ra7+ 1/2-1/2
2025.06.10 Titled Tue 10th Jun Late
58187 Zierk, S (2489) Pavlov, Nikolay (2316) 1-0
1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. dxc5 e6 6. Be3 Nh6 7. c3 Nf5 8. Bd4 b6 9. cxb6 Nfxd4 10. Nxd4 Qxb6 11. Bb5 Bd7 12. Bxc6 Bxc6 13. Qb3 Bd7 14. Qxb6 axb6 15. Nd2 f6 16. N2f3 Kf7 17. O-O g5 18. exf6 Kxf6 19. Rfe1 Bd6 20. a3 g4 21. Nd2 h5 22. Rad1 h4 23. Nc2 Bc5 24. Ne4+ dxe4 25. Rxd7 g3 26. Ne3 gxf2+ 27. Kxf2 h3 28. g3 Raf8 29. b4 Ke5+ 30. Ke2 Bxe3 31. Kxe3 Rf3+ 32. Kd2 Rc8 33. Rd4 Rf2+ 34. Ke3 Rf3+ 35. Kd2 Rf2+ 36. Kd1 Rxc3 37. Rexe4+ Kf5 38. Rf4+ Rxf4 39. Rxf4+ Ke5 40. Rh4 Rxa3 41. Rxh3 Kd4 42. Rh6 Kd3 43. Kc1 Rc3+ 44. Kb2 Rc2+ 45. Kb3 Rc3+ 46. Ka4 e5 47. Rd6+ Ke2 48. Re6 Re3 49. Kb5 e4 50. Kxb6 Kf3 51. b5 Rb3 52. Kc6 e3 53. b6 e2 54. b7 Rc3+ 55. Kd7 Re3 56. Rxe3+ Kxe3 57. b8=Q e1=Q 58. Qe5+ 1-0
2025.06.10 Titled Tue 10th Jun Late
58276 Zierk, S (2489) Shukhman, Anna (2413) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nc6 7. f3 h5 8. Bc4 Bd7 9. Bb3 Bg7 10. Qd2 Na5 11. O-O-O Rc8 12. Kb1 Nc4 13. Bxc4 Rxc4 14. h3 h4 15. Qd3 Qc8 16. Bg5 Nh7 17. Be3 Nf6 18. Nde2 b5 19. Bd4 b4 20. Nd5 Be6 21. Bxf6 exf6 22. Ne3 Rc7 23. Qxd6 Bf8 24. Qd4 Bc5 25. Qxf6 O-O 26. Nd4 Be7 27. Qe5 Rc5 28. Nd5 Bxd5 29. exd5 Re8 30. Rhe1 Qd8 31. Nc6 1-0
2025.06.10 Titled Tue 10th Jun Late
58473 Nepomniachtchi, I (2757) Zierk, S (2489) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. Qd1 b6 10. c4 Ba6 11. cxd5 Bxf1 12. Kxf1 exd5 13. Nf3 Ne7 14. h4 Nbc6 15. dxc5 bxc5 16. h5 h6 17. Rh4 Qa6+ 18. Kg1 Nd8 19. Qb1 Nec6 20. a4 Rb8 21. Qa2 c4 22. Qa3+ Kg8 23. Qd6 Rb2 24. Nd4 Qc8 25. Qxd5 Ne7 26. Qd6 Rb7 27. Re1 Rd7 28. Qa3 Ne6 29. Nxe6 fxe6 30. Bb4 Nf5 31. Rf4 Kh7 32. Qc3 Qe8 33. g4 Ne7 34. Bxe7 Qxe7 35. Qxc4 Rhd8 36. Qe4+ Kg8 37. Qg6 Rd5 38. Rf6 Rd1 39. Rxd1 Rxd1+ 40. Kg2 Qb7+ 41. Rf3 Qd5 42. g5 hxg5 43. h6 Qxe5 44. h7+ 1-0
2025.06.10 Titled Tue 10th Jun Late
58573 Zierk, S (2489) Vlassov, N (2291) 0-1
1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. d4 Bg4 6. h3 Bxf3 7. Qxf3 O-O-O 8. Qxf7 e5 9. d5 Nd4 10. Bd3 Nf6 11. d6 Rd7 12. Qc4 b5 13. Qxc7+ Rxc7 14. dxc7 e4 15. Bf1 Nxc2+ 16. Kd1 Nxa1 17. Bf4 Bb4 18. Nxb5 Qa4+ 19. b3 Qxa2 0-1
2025.06.10 Titled Tue 10th Jun Late
58790 Avramidou, Anastasia (2294) Zierk, S (2489) 0-1
1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. Bxc4 b6 7. O-O Bb7 8. Qe2 Nbd7 9. Rd1 c5 10. dxc5 Bxc5 11. a3 Qb8 12. b4 Bd6 13. h3 O-O 14. Bb2 Rc8 15. Bb3 Ne5 16. Nxe5 Bxe5 17. Rac1 b5 18. f4 Bc7 19. Nb1 Ne4 20. Bc2 Bb6 21. Bd4 Bxd4 22. Rxd4 e5 23. Rd7 exf4 24. Qh5 g6 25. Qh4 Rc7 26. Rxc7 Qxc7 27. Qxf4 Rc8 28. Qxc7 Rxc7 29. Kf1 Nf6 30. Ke2 Bxg2 31. Kd2 Bxh3 32. Nc3 Be6 33. a4 bxa4 34. Bxa4 h5 35. b5 axb5 36. Bxb5 h4 37. Be2 g5 38. Rg1 g4 39. e4 g3 40. e5 Nd7 41. Ne4 Nxe5 42. Ke3 Rc2 43. Bh5 g2 44. Bf3 Nxf3 45. Kxf3 Bd5 0-1
2025.06.10 Titled Tue 10th Jun Late
58878 Zierk, S (2489) Doric, D (2444) 1-0
1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Qxd4 Nc6 6. Qf4 e6 7. Nc3 Nb4 8. Bd3 Ne7 9. h4 Nxd3+ 10. cxd3 Ng6 11. Qg3 h5 12. O-O Be7 13. Bg5 Bd7 14. Ne2 Rc8 15. Rfc1 Rxc1+ 16. Rxc1 O-O 17. Nf4 Nxf4 18. Qxf4 Bb5 19. d4 Be2 20. Bxe7 Qxe7 21. Ng5 g6 22. Qf6 Qd7 23. Rc3 Bc4 24. b3 Bb5 25. Rg3 Qd8 26. Qf4 Kg7 27. Rf3 Qe7 28. g4 Be2 29. Qf6+ Qxf6 30. exf6+ Kh6 31. Rc3 hxg4 32. Rc7 Kh5 33. Rxf7 Rxf7 34. Nxf7 g5 35. Ne5 Kh6 36. hxg5+ 1-0
2025.06.10 Titled Tue 10th Jun Late
59075 Deac, Bogdan-Daniel (2674) Zierk, S (2489) 1-0
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 cxd4 7. exd4 d5 8. cxd5 Qxd5 9. O-O Qh5 10. Ne4 Nbd7 11. Bf4 b6 12. Qa4 Qa5 13. Qxa5 bxa5 14. Rac1 Nd5 15. Bg5 f6 16. Be3 Bb7 17. a3 Be7 18. Bd2 a4 19. Bb5 N7b6 20. N2c3 Nxc3 21. Nxc3 Rfd8 22. Be3 a6 23. Bxa4 Nxa4 24. Nxa4 Rac8 25. Nc5 Bxc5 26. dxc5 e5 27. Rfd1 Kf7 28. h3 Bc6 29. Rd6 Rxd6 30. cxd6 Ke6 31. Bc5 Kd7 32. b4 f5 33. f3 e4 34. f4 Bb5 35. Kf2 h6 36. g4 Ke6 37. Rd1 g5 38. fxg5 hxg5 39. gxf5+ Kxf5 40. Rd5+ Kf6 41. Ke3 Bc6 42. d7 1-0
2025.06.10 Titled Tue 10th Jun Late
59176 Zierk, S (2489) Shandrygin, Nikita (2209) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 O-O 11. O-O Bg4 12. f3 Bh5 13. Bg5 Qb6+ 14. Kh1 Ne4 15. Nxe4 dxe4 16. Bxe4 Qxb2 17. Qd6 Bg6 18. Rab1 Qc3 19. Bxg6 hxg6 20. Rxb7 Qxc2 21. Rc1 Qf5 22. Rc5 Rfe8 23. h4 Ne5 24. Be7 f6 25. Qd5+ Kh8 26. Rcc7 Rac8 27. Rxa7 Rxc7 28. Rxc7 Qf4 29. Qe4 Qg3 30. h5 Nxf3 31. Qxf3 Qxc7 32. Bb4 Qc1+ 33. Kh2 Qc7+ 34. Kh3 Qd7+ 35. g4 gxh5 0-1
2025.04.22 Titled Tue 22nd Apr Late
109404 Chelly, Yahya (2039) Zierk, S (2501) 0-1
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Bd2 cxd4 9. exd4 d5 10. a3 Bxc3 11. bxc3 dxc4 12. Bxc4 Nc6 13. Bg5 h6 14. Bh4 Rc8 15. Bd3 Ne7 16. Bxf6 gxf6 17. Nh4 Qd5 18. f4 Rxc3 19. Rf3 Qxd4+ 20. Kh1 Bxf3 21. Qxf3 Rxd3 0-1
2025.04.22 Titled Tue 22nd Apr Late
109656 Zierk, S (2501) Ohler, Julius (2303) 1/2-1/2
1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 Bb4 6. cxd5 cxd5 7. h4 h6 8. Bd3 Ne7 9. Ne2 Nbc6 10. a3 Bxc3+ 11. bxc3 Qc7 12. a4 Na5 13. Ba3 Nc4 14. Bxe7 Bxd3 15. Bd6 Nxd6 16. Qxd3 Qc4 17. Qc2 Nf5 18. g4 Ne7 19. Kd2 Rc8 20. a5 O-O 21. Rab1 Qc7 22. h5 Nc6 23. g5 Qe7 24. Rbg1 Kh8 25. Ke1 Nxa5 26. gxh6 gxh6 27. Qd2 Kh7 28. Qd3+ Kh8 29. Qe3 Kh7 30. Qd3+ Kh8 31. Qe3 Kh7 32. Rg4 Rg8 33. Rhg1 Nc4 34. Qg3 Rxg4 35. Qxg4 Qg5 36. Qxg5 hxg5 37. Rxg5 Kh6 38. Rg3 Kxh5 39. Rf3 Kg6 40. Nf4+ Kg7 41. Nh5+ Kf8 42. Nf6 Ke7 43. Kd1 b5 44. Rg3 Rh8 45. f4 a5 46. f5 a4 47. Ng8+ Kf8 48. fxe6 fxe6 49. Nf6 a3 50. Rg1 Rh2 51. Rf1 Ke7 52. Ng8+ Kd7 53. Rf7+ Kc6 54. Ne7+ Kb6 55. Nc8+ Kc6 56. Na7+ Kb6 57. Nc8+ Kc6 58. Na7+ Kb6 59. Nc8+ 1/2-1/2
2025.04.22 Titled Tue 22nd Apr Late
109702 Xhembulla, Aleksander (2295) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Qc7 9. Qe2 Ne7 10. Nf3 Ng6 11. e5 Be7 12. h4 f6 13. exf6 gxf6 14. h5 Ne5 15. h6 Nxd3+ 16. cxd3 Rg8 17. g3 e5 18. Bd2 Bg4 19. Rc1 Qd7 20. Qe3 d4 21. Qe4 f5 22. Qe2 Qd5 23. Qxe5 Bxf3 24. Qxd5 Bxd5 25. Rh5 Rf8 26. b3 Bf3 27. Rh2 Kd7 28. Rc4 c5 29. b4 Bd5 30. Rc1 cxb4 0-1
2025.04.22 Titled Tue 22nd Apr Late
109874 Zierk, S (2501) Krishnakumar, Sriram (2197) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 Ba7 11. h3 h6 12. Be3 exd4 13. cxd4 O-O 14. Nc3 Re8 15. Re1 b4 16. Nd5 Nxd5 17. Bxd5 Ne7 18. Bb3 Bb7 19. Qd3 Ng6 20. e5 Nh4 21. Nxh4 Qxh4 22. Qf5 Rf8 23. Rac1 Rbc8 24. exd6 cxd6 25. Bxf7+ Kh8 26. Qe6 Bxd4 27. Bxd4 Qxd4 28. Rxc8 Bxc8 29. Qe7 1-0
2025.04.22 Titled Tue 22nd Apr Late
110086 Galchenko, Matvey (2442) Zierk, S (2501) 0-1
1. d4 Nf6 2. Nf3 d5 3. e3 c5 4. dxc5 e6 5. b4 a5 6. c3 axb4 7. cxb4 b6 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. a4 bxc5 11. b5 Bd6 12. Bb2 Qe7 13. Ne5 O-O 14. O-O Nfd7 15. Nf3 c4 16. e4 dxe4 17. Nfd2 e3 18. fxe3 Be5 19. Nxc4 Bxh2+ 20. Kxh2 Qh4+ 21. Kg1 Qxc4 22. Nd2 Qc5 23. Bd4 Qe7 24. a5 e5 25. Bb2 Qc5 26. Qb3 Qd6 27. Ne4 Qg6 28. Qd5 Ra7 29. b6 Ra6 30. Ba3 Rd8 31. Nd6 Nf6 32. Qxe5 Nc6 33. Qb5 Nb8 34. Nf5 Kh8 35. Bd6 Nfd7 36. Bc7 Rf8 37. Rad1 Qe6 38. Rd6 Qe8 39. Bxb8 Nxb8 40. Qxe8 Rxe8 41. Ra1 g6 42. Nd4 Kg7 43. Nb5 Re5 44. Nc7 Raxa5 45. Rxa5 Rxa5 46. Rd8 Nc6 47. b7 Ra1+ 48. Kh2 Rb1 49. Rd6 Na5 50. Ne8+ Kf8 51. Nf6 Nxb7 52. Rd7 h5 53. Nh7+ Ke8 54. Nf6+ Kf8 55. Nh7+ Kg8 56. Ng5 Nc5 57. Rxf7 Ne4 58. Nxe4 Kxf7 59. Kg3 Rb4 60. Kf3 Ke6 61. Nc5+ Kf6 62. Nd3 Rc4 63. Nf4 Kf5 64. Nd5 g5 65. Ne7+ Ke6 66. Ng6 Kf6 67. Nf8 Rc7 0-1
2025.04.22 Titled Tue 22nd Apr Late
110105 Zierk, S (2501) Carlsen, M (2837) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. Bxc6 dxc6 7. d3 Qe7 8. a3 a5 9. Be3 Nf6 10. Nbd2 Ng4 11. Nc4 Nxe3 12. Rxe3 Qc7 13. Re1 a4 14. b4 cxb4 15. axb4 b5 16. Ne3 O-O 17. c3 Rd8 18. Qc2 Be6 19. Red1 Bb3 20. Qe2 Bxd1 21. Rxd1 h5 22. g3 Bh6 23. Nc2 c5 24. d4 cxd4 25. cxd4 a3 26. Ra1 a2 27. Nxe5 Bg7 28. Ne3 Rxd4 29. Nf3 Rd2 30. Qxd2 Bxa1 31. Nd5 Bc3 0-1
2025.04.22 Titled Tue 22nd Apr Late
110296 Zierk, S (2501) Horton, Andrew P (2374) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. O-O Bc5 7. Bxc6 bxc6 8. Nxe5 O-O 9. Nc3 d6 10. Na4 Bb6 11. Nxc6 Qe8 12. Nxb6 axb6 13. Nd4 Qxe4 14. Re1 Qd5 15. Ne2 Bb7 16. Qxd5+ Bxd5 17. b3 Rfe8 18. Bb2 Nd7 19. f3 Bf7 20. Kf2 Bg6 21. Nd4 Rxe1 22. Kxe1 c5 23. Nb5 Bxc2 24. Nxd6 Bg6 25. f4 Nb8 26. f5 Bh5 27. Nc4 b5 28. Nd6 Nc6 29. Nxb5 Nb4 30. Kf1 Rf8 31. Nd6 Rd8 32. Ne4 c4 33. bxc4 Bf7 34. c5 Bxa2 35. Nd6 Bd5 36. Ra7 g6 37. Rg7+ Kf8 38. Rxh7 gxf5 39. Bg7+ Kg8 40. Rh8+ Kxg7 41. Rxd8 Kf6 42. h4 Nd3 43. Nxf5 1-0
2025.04.22 Titled Tue 22nd Apr Late
110432 Moroni, L (2545) Zierk, S (2501) 0-1
1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. dxc5 e6 5. b4 a5 6. c3 axb4 7. cxb4 b6 8. Bxb8 Rxb8 9. Bb5+ Ke7 10. c6 Qd6 11. Qb3 Ne4 12. Nf3 g5 13. Nbd2 Nxd2 14. Nxd2 Bg7 15. Rc1 h5 16. O-O h4 17. Rfd1 g4 18. e4 g3 19. Nf3 gxf2+ 20. Kxf2 d4 21. Qc4 Qf4 22. Qd3 e5 23. Kg1 Bh6 24. Kh1 Rg8 25. Rf1 h3 26. g3 Qe3 27. Nxe5 Qxd3 28. Bxd3 Bxc1 29. Rxc1 Ra8 30. Bc4 Be6 31. Rc2 d3 32. Bxd3 Rgd8 33. c7 Rdc8 34. Kg1 Rxa2 35. Rc1 Kd6 36. Nc4+ Bxc4 37. Bxc4 Rd2 38. Bxf7 Rxc7 39. Rxc7 Kxc7 40. Be6 Rg2+ 41. Kh1 Rb2 42. Bxh3 Rxb4 43. Bf5 Kd6 44. h4 Rc4 45. h5 b5 46. h6 Ra4 47. h7 Ra8 48. g4 Ke5 49. g5 b4 50. Kg2 b3 51. g6 b2 52. g7 b1=Q 53. h8=Q Ra2+ 54. Kg3 Qg1+ 55. Kh4 Rh2+ 56. Bh3 Qf2+ 57. Kg4 Qf4+ 58. Kh5 Rxh3+ 59. Kg6 Qf6# 0-1
2025.04.22 Titled Tue 22nd Apr Late
110547 Zierk, S (2501) Sevian, Samuel (2694) 1/2-1/2
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 Bc5 6. Bf4 e5 7. Be3 Bxe3 8. Nd6+ Kf8 9. fxe3 Qg5 10. Qf3 Nf6 11. Bc4 Nd8 12. Nc3 h5 13. h4 Qg4 14. O-O-O Rh6 15. Qxg4 Nxg4 16. Nxc8 Rxc8 17. Rxd7 Nxe3 18. Bb3 a6 19. g3 Ke8 20. Rd3 Ng4 21. Rf1 Rf6 22. Rxf6 Nxf6 23. Nd5 Nxe4 24. Re3 f5 25. Nc3 Nxc3 26. Rxe5+ Kd7 27. bxc3 g6 28. c4 b6 29. Ba4+ Nc6 30. c5 b5 31. Rd5+ Ke7 32. Bb3 Nd8 33. Kd2 Rc6 34. Ke3 Re6+ 35. Kf4 Re4+ 36. Kg5 Rg4+ 37. Kh6 Rxg3 38. Rd6 a5 39. Rxg6 Rxg6+ 40. Kxg6 f4 41. Kxh5 f3 42. Bd5 f2 43. Bg2 Ne6 44. Kg4 Nxc5 45. Kf3 Na4 46. Kxf2 Nc3 47. a3 Nb1 48. Ke3 Nxa3 49. Kd3 Kf6 50. Bc6 Kg6 51. c3 Kh5 52. Kd4 Kxh4 53. Kc5 a4 54. Kb4 Nb1 55. Bd5 a3 56. Ba2 Nxc3 57. Kxc3 Kg3 58. Kb4 Kf2 59. Kxb5 Ke3 60. Ka4 Kd2 61. Kxa3 1/2-1/2
2025.04.22 Titled Tue 22nd Apr Late
110643 Zierk, S (2501) Movahed, Sina (2518) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 Bxf6 12. c3 O-O 13. Nc2 Rb8 14. Be2 Be6 15. O-O Bg5 16. Ncb4 Nxb4 17. Nxb4 Qb6 18. Qd3 a5 19. Nd5 Qa7 20. Rfd1 Rfc8 21. g3 Rc5 22. h4 Bh6 23. Ne3 g6 24. Kg2 Rb6 25. Bg4 Bc4 26. Nxc4 bxc4 27. Qc2 Qb7 28. Rab1 Rcb5 29. b4 cxb3 30. Rxb3 Rxb3 31. axb3 Bf8 32. Rb1 d5 33. exd5 Qxd5+ 34. Bf3 Qe6 35. c4 Bc5 36. Rd1 Kg7 37. Rd5 Qe7 38. Qd3 Bd4 39. Rxa5 Rf6 40. Ra2 Qb4 41. Bd5 Qe1 42. Qf1 Qc3 43. Qd1 h5 44. Re2 Rf5 45. Qc2 Qb4 46. Be4 Rf6 47. Bd5 Ra6 48. c5 Ra5 49. Qc4 Qb8 50. Bxf7 Rxc5 51. Qa6 Kxf7 52. Re4 Qxb3 53. Rxd4 exd4 54. Qa7+ Ke6 55. Qxc5 Qd5+ 56. Qxd5+ Kxd5 57. Kf1 Ke4 58. Ke2 d3+ 0-1
2025.04.22 Titled Tue 22nd Apr Late
110677 Burmakin, V (2435) Zierk, S (2501) 0-1
1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. a4 b6 7. Bxc4 Bb7 8. O-O Bb4 9. Qb3 Nc6 10. d5 exd5 11. Nxd5 Nxd5 12. Bxd5 Qe7 13. Qc2 Bc5 14. Bxc6+ Bxc6 15. b4 Be4 16. Qc3 Bxb4 17. Qxg7 O-O-O 18. Qg3 Rhg8 19. Qh3+ Qe6 20. Qh5 Rxg2+ 21. Kxg2 Rg8+ 22. Kh1 Qf6 0-1
2025.04.15 Reykjavik Open 2025
111447 Zierk, S (2501) Gislason, G (2216) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 a6 4. f4 d6 5. Nf3 e6 6. Bd3 Nc6 7. e5 Nge7 8. O-O O-O 9. Ne4 Nb4 10. Be2 Nf5 11. g4 Ne7 12. Nf6+ Bxf6 13. exf6 Ned5 14. g5 c5 15. dxc5 Qc7 16. cxd6 Qxc2 17. Qe1 Qc5+ 18. Kh1 h5 19. Ne5 Qxd6 20. Qh4 Bd7 21. Bxh5 gxh5 22. Qxh5 Bc6 23. Kg1 Nxf4 24. Rxf4 Nd3 25. Nxd3 1-0
2025.04.14 Reykjavik Open 2025
111243 Schouten, Mathias Lind (2279) Zierk, S (2501) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. Nxb5 Nb6 8. Be2 Be7 9. O-O Nc6 10. Nc3 O-O 11. b3 cxb3 12. axb3 Bb7 13. Bd3 Nb4 14. Bb1 c5 15. Ne4 cxd4 16. Nxd4 Qd5 17. Bb2 Qxe5 18. Qe2 Qf4 19. g3 Qh6 20. h4 Rfc8 21. Nb5 Ba6 22. Rxa6 Nxa6 23. Nbd6 Bxd6 24. Nxd6 Nb4 25. Nxc8 Rxc8 26. Rd1 N4d5 27. Be4 a5 28. Ra1 Nf6 29. Bf3 Nbd5 30. Rxa5 Qg6 31. Qc4 Qb1+ 32. Kh2 Re8 33. Qe2 h6 34. b4 Rb8 35. b5 Qf5 36. Be5 Rc8 37. Bxf6 Nxf6 38. Ra8 Rxa8 39. Bxa8 Qc5 40. Kg2 Kf8 41. Bc6 g5 42. hxg5 hxg5 43. Qd2 Ke7 44. Kf1 Ng4 45. Kg2 Nf6 46. Kf1 Ng4 47. Kg1 f6 48. Bf3 Ne5 49. Be2 Qxb5 50. Bxb5 Nf3+ 51. Kg2 Nxd2 52. Bd3 e5 53. f3 Nb3 54. Kf2 Nc5 55. Bf5 Nb7 56. f4 Nd6 57. Bb1 Ke6 58. fxg5 fxg5 59. Kf3 Kd5 60. Kg4 Ne4 61. Ba2+ Kd4 62. Bf7 Nf2+ 63. Kxg5 e4 64. Bh5 e3 65. Bf3 Kd3 66. Kf5 Nh3 67. Bb7 Kd2 68. Ba6 Nf2 69. Bf1 Ke1 70. Kf4 Kxf1 71. Kxe3 Kg2 72. g4 Nxg4+ 73. Ke4 1/2-1/2
2025.04.13 Reykjavik Open 2025
111075 Zierk, S (2501) Duault, Alexis (1833) 1-0
1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. f4 Nc6 7. Ndf3 Be7 8. Bd3 cxd4 9. cxd4 Qb6 10. Ne2 f6 11. a3 a5 12. b3 f5 13. h4 h5 14. Bb2 Nd8 15. O-O Nf7 16. Kh1 Nh6 17. Nc3 Ng4 18. Qe2 Nf8 19. Rfc1 Bd7 20. Bxf5 Bxh4 21. Nxh4 Qxd4 22. Ne4 Qb6 23. Nd6+ Ke7 24. Bc2 Bc6 25. Bd4 Qd8 26. g3 Rg8 27. b4 g5 28. fxg5 Rxg5 29. Rf1 Nxe5 30. Bxe5 d4+ 31. Kh2 Be8 32. Bf4 1-0
2025.04.13 Reykjavik Open 2025
121483 Le Goff, R (2282) Zierk, S (2501) 1-0
1. Nf3 d5 2. d4 Nf6 3. g3 c6 4. Bg2 Bf5 5. O-O h6 6. c4 e6 7. Nc3 Be7 8. Qb3 Qb6 9. c5 Qc7 10. Bf4 Qc8 11. Rac1 O-O 12. Qd1 Nbd7 13. b4 Ne4 14. a4 b6 15. Nxe4 Bxe4 16. Bd6 Bxf3 17. Bxf3 Qd8 18. Bxe7 Qxe7 19. e4 bxc5 20. exd5 exd5 21. dxc5 Rfd8 22. Bg2 a5 23. Re1 Qf8 24. b5 Nxc5 25. bxc6 Qd6 26. Bxd5 Kh8 27. Qf3 Rac8 28. Red1 Qf8 29. Qc3 Nxa4 30. Qd4 Qb4 31. Rc4 Qb5 32. c7 Rd7 33. Rxa4 Rxd5 34. Qxd5 Qxa4 35. Qd8+ Kh7 36. Rd7 Qb4 37. Qxc8 Qe1+ 38. Kg2 Qe4+ 39. Kg1 Qe1+ 40. Kg2 Qe4+ 41. Kf1 Qh1+ 42. Ke2 Qe4+ 43. Kd2 Qb4+ 44. Kd3 Qb3+ 45. Kd4 Qb6+ 46. Kd5 Qb5+ 47. Kd6 Qb6+ 48. Ke7 Qc5+ 49. Ke8 Kg8 50. Re7 1-0
2025.04.12 Reykjavik Open 2025
121433 Akesson, R (2361) Zierk, S (2501) 1/2-1/2
1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 a6 6. O-O Nc6 7. e3 Bd7 8. Qe2 b5 9. b3 cxb3 10. axb3 Bd6 11. Bb2 O-O 12. Rc1 Nb4 13. Ne1 Ra7 14. e4 Be7 15. Nc3 Bc6 16. Na2 Nxa2 17. Rxa2 Bb7 18. Nd3 Nd7 19. Bc3 Qb8 20. d5 exd5 21. Bxg7 Kxg7 22. Qg4+ Kh8 23. Qxd7 Bg5 24. Rxc7 Bc6 25. Qxc6 Qxc7 26. Qxd5 Qd8 27. Ne5 Qxd5 28. exd5 Re8 29. f4 Bf6 30. Nc6 Raa8 31. d6 Re1+ 32. Kf2 Rd1 33. d7 Kg7 34. Bh3 Rd6 35. Na5 Ra7 36. Rc2 Bd8 37. b4 Rc7 38. Re2 Rc1 39. Bf5 Kf6 40. g4 Rc3 41. Nb7 Bb6+ 42. Kg2 Rd1 43. h3 h5 44. Ra2 h4 45. Nc5 Kg7 46. Ne4 Rg1+ 47. Kh2 Rcc1 48. Nc5 Rgd1 49. Kg2 a5 50. Nd3 Rg1+ 51. Kf3 Rc4 52. bxa5 Rg3+ 53. Ke2 Rg2+ 54. Kf3 Rg3+ 55. Ke2 Rg2+ 56. Kf3 Rxa2 57. axb6 Ra8 58. Ne5 Rc3+ 59. Ke4 f6 60. Kd4 Rc1 61. Nd3 Rc4+ 62. Kd5 Kf8 63. b7 Rb8 64. Kd6 b4 65. Kd5 Rc7 66. Nxb4 Rxd7+ 67. Bxd7 Rxb7 68. Ke6 Rxb4 69. Kxf6 Rd4 70. Bf5 Rxf4 71. Kg5 Rf3 72. Kxh4 Kg7 73. Bd7 1/2-1/2
2025.04.11 Reykjavik Open 2025
121230 Zierk, S (2501) Li, Guohao (2356) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 a5 7. Nc3 Be6 8. Bb5+ Nbd7 9. Be3 Be7 10. Qe2 O-O 11. O-O-O Qc7 12. Qf2 Bc4 13. Bxc4 Qxc4 14. g4 Rfc8 15. g5 Nh5 16. Nd5 Bf8 17. Kb1 b5 18. Rd3 b4 19. Rc1 a4 20. Nd2 Qb5 21. c4 Qb7 22. Nf1 Rc6 23. Qd2 Rb8 24. Ng3 Nf4 25. Nxf4 exf4 26. Bxf4 Qa6 27. Nf5 b3 28. a3 Rxc4 29. Rxc4 Qxc4 30. Bxd6 Bxd6 31. Rxd6 Nf8 32. Qd3 Qc5 33. Rd4 Ne6 34. Qc4 Qb6 35. Rd1 Qf2 36. Rc1 Rd8 37. Qxa4 Qxf3 38. Qc4 Nxg5 39. Ng3 h5 1/2-1/2
2025.04.10 Reykjavik Open 2025
120837 Xu Yuanyuan (2288) Zierk, S (2501) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 c6 6. a3 Ba5 7. b4 Bc7 8. e4 d5 9. e5 Nfd7 10. Nf4 a5 11. Rb1 axb4 12. axb4 c5 13. bxc5 Ba5 14. Bd2 dxc4 15. Nb5 Nc6 16. Bxa5 Qxa5+ 17. Qd2 Rd8 18. Qxa5 Rxa5 19. Bxc4 Ra4 20. Bb3 Ra5 21. Bc2 Rxb5 22. Rxb5 Nxd4 23. Rb2 Nxe5 24. O-O Nc4 25. Ra2 e5 26. Bd3 b5 27. cxb6 Nxb6 28. Rb1 exf4 29. Rxb6 f3 30. Rb8 Ne2+ 1/2-1/2
2025.04.10 Reykjavik Open 2025
121058 Zierk, S (2501) Gajcin, Marina (2217) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. d3 Qc7 6. Nbd2 e5 7. O-O b5 8. b3 Be7 9. Bb2 Nd7 10. Re1 Rb8 11. Nf1 O-O 12. Ne3 Re8 13. a4 a6 14. Kh1 f6 15. g4 c4 16. dxc4 bxa4 17. Rxa4 Nc5 18. Ra1 Nxe4 19. Qe2 Bc5 20. Rg1 Qb6 21. Rae1 Bxe3 22. fxe3 c5 23. h3 Qe6 24. Kh2 h5 25. Qf1 hxg4 26. Rxg4 Qc6 27. Rg1 Bb7 28. Re2 Rbd8 29. Nh4 Ng5 30. e4 Nxe4 31. Bc1 Rd7 32. Nf5 Ng5 33. Bxg5 fxg5 34. Rxg5 Qf6 35. h4 Rd4 36. Qg1 Rf4 37. Rf2 Rxf2+ 38. Qxf2 Rf8 39. Qxc5 Be4 40. Ne7+ Kf7 41. Nd5 Qh6 42. Kg3 Kg8 43. Ne7+ Kh7 44. Qxe5 Rf3+ 45. Kg4 Re3 46. Nf5 Bf3+ 47. Kf4 Rxe5 48. Nxh6 Rxg5 49. hxg5 Bd1 50. Nf5 Bxc2 51. Nd4 Bd3 52. c5 Bf1 53. c6 Kg6 54. Nf5 Bh3 55. Nd6 1-0
2025.04.09 Reykjavik Open 2025
120638 Zierk, S (2501) Hartung, T1 (2118) 1-0
1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. cxd5 Nxd5 6. Nc3 O-O 7. O-O c6 8. d4 Nd7 9. e4 Nxc3 10. bxc3 Qa5 11. Qb3 Nb6 12. Bd2 Be6 13. c4 Qa6 14. d5 cxd5 15. cxd5 Bd7 16. Bc3 Ba4 17. Qb4 Qc4 18. Rac1 Rfc8 19. Bd2 Qxb4 20. Bxb4 Kf8 21. Bh3 Bd7 22. Bxd7 Nxd7 23. Kg2 Ke8 24. Rfd1 Ne5 25. Bc3 Nxf3 26. Bxg7 Ng5 27. f3 f6 28. Bh6 Nf7 29. Be3 b6 30. f4 Kd7 31. Kf3 b5 32. Bd4 Nd6 33. e5 fxe5 34. fxe5 Rf8+ 35. Ke2 Nc4 36. Rf1 a6 37. a4 Rxf1 38. Rxf1 bxa4 39. Kd3 Rc8 40. Rb1 a3 41. Rb4 Nb2+ 42. Bxb2 axb2 43. Rxb2 Rc1 44. Rb7+ Kd8 45. e6 Rc7 46. Rb6 Ra7 47. Rb8+ Kc7 48. Re8 Kb6 49. d6 exd6 50. e7 Rb7 51. Kd4 1-0
2025.03.11 Titled Tue 11th Mar Late
150717 Shinkarev, M (2118) Zierk, S (2501) 0-1
1. c4 e6 2. d4 d5 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 c6 6. Qc2 Be6 7. e3 Nbd7 8. Bd3 h6 9. Bh4 g5 10. Bg3 Nh5 11. Nge2 Nxg3 12. Nxg3 h5 13. Nf5 h4 14. h3 Qa5 15. O-O-O O-O-O 16. Kb1 Kb8 17. f3 Rc8 18. e4 Bxf5 19. exf5 Bg7 20. Ne2 Rhe8 21. f4 gxf4 22. Nxf4 Bxd4 23. Nh5 Nf6 24. Nxf6 Bxf6 25. Rd2 Re3 26. Re2 Rce8 27. Rxe3 Rxe3 28. a3 Qb6 29. Rd1 Qd4 30. Bf1 Qe5 31. Bd3 Re1 32. Rxe1 Qxe1+ 33. Ka2 Bd4 34. Qe2 Qxe2 35. Bxe2 Kc7 36. b4 b6 37. Kb3 c5 38. bxc5 bxc5 39. a4 Kd6 40. Kc2 c4 41. Bf3 Be5 42. Be2 Kc5 43. Bf3 d4 44. Be4 a5 45. Bb7 d3+ 46. Kd2 Kd4 47. Bf3 c3+ 48. Ke1 c2 0-1
2025.03.11 Titled Tue 11th Mar Late
150971 Zierk, S (2501) Melillo, Lucius (2195) 1-0
1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Nc6 6. c4 dxc4 7. dxc4 Qxd1 8. Rxd1 e4 9. Ne1 f5 10. Nc3 Be6 11. Nb5 Rc8 12. Bf4 Bxb2 13. Rab1 Be5 14. Bxe5 Nxe5 15. Nxa7 Rb8 16. f4 Nd7 17. Nb5 c6 18. Nd6+ Ke7 19. Nxb7 Ngf6 20. Na5 Rhc8 21. Rxb8 Nxb8 22. Nc2 c5 23. Ne3 Nc6 24. Nb3 Nb4 25. Rd2 Nd7 26. a3 Nc6 27. Nd5+ Bxd5 28. cxd5 Nd4 29. Nxd4 cxd4 30. Rxd4 Kd6 31. Rd2 Rc1+ 32. Kf2 Rc3 33. e3 Nb6 34. g4 Nxd5 35. gxf5 gxf5 36. Bh3 Ke6 37. Bxf5+ Kxf5 38. Rxd5+ Kf6 39. Re5 Rxa3 40. Rxe4 1-0
2025.03.11 Titled Tue 11th Mar Late
151127 Caruana, F (2783) Zierk, S (2501) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. h4 Nc6 9. Nf3 b6 10. h5 h6 11. Rh4 cxd4 12. Nxd4 Nxd4 13. Rxd4 Qc6 14. Qg4 Kf8 15. c4 a5 16. Qf3 Qc7 17. cxd5 Qxe5+ 18. Qe3 Qxe3+ 19. Bxe3 e5 20. Rd2 f5 21. Bxb6 Nf6 22. c4 Kf7 23. c5 Rb8 24. Bc4 Ne4 25. Rd3 Nd6 26. Bc7 Nxc4 27. Bxb8 Ba6 28. Bc7 Nb2 29. Rf3 Nd3+ 30. Kd2 Nxc5 31. Rxf5+ Ke7 32. Rb1 Kd7 33. Rf7+ 1-0
2025.03.11 Titled Tue 11th Mar Late
151359 Zierk, S (2501) Venkatesh, Narayan (2203) 1-0
1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. O-O g6 5. b3 Bg7 6. Bb2 O-O 7. c4 Bf5 8. d3 Nbd7 9. Nbd2 Qc7 10. Nd4 Rad8 11. Nxf5 gxf5 12. cxd5 cxd5 13. Rc1 Qd6 14. Qc2 e6 15. Qc7 Qb6 16. Nf3 Qxc7 17. Rxc7 Ne8 18. Bxg7 Nxc7 19. Bxf8 Kxf8 20. Nd4 Ne8 21. f4 Nd6 22. Kf2 Rc8 23. h3 a5 24. g4 fxg4 25. hxg4 b5 26. Ke3 Nc5 27. Rh1 Kg7 28. Rc1 b4 29. Kd2 Kf8 30. g5 Kg7 31. f5 e5 32. Bh3 f6 33. Rxc5 exd4 34. Rxd5 Nf7 35. gxf6+ Kxf6 36. Rxd4 Ng5 37. Bg2 Rc5 38. e4 Nf7 39. Rd7 h5 40. d4 Rc3 41. e5+ Nxe5 42. dxe5+ Kxe5 43. Rd5+ Kf6 44. Rxa5 Rg3 45. Be4 h4 46. Ra6+ Ke5 47. Re6+ Kd4 48. f6 Rg1 49. Ke2 Rg8 50. f7 Rf8 51. Bg6 h3 52. Re4+ Kd5 53. Rh4 Ke6 54. Rxh3 Kf6 55. Bh5 Kg7 56. Rg3+ Kf6 57. Rg8 Ke7 58. Rxf8 Kxf8 59. Kd3 Ke7 60. Kc4 1-0
2025.03.11 Titled Tue 11th Mar Late
151517 Habans Aguerrea, Javier (2441) Zierk, S (2501) 0-1
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Nbd2 O-O 6. Bg2 dxc4 7. a3 Bxd2+ 8. Bxd2 Nc6 9. Bc3 Bd7 10. O-O b5 11. Rc1 Rb8 12. Re1 Ne4 13. h4 Qe7 14. Qc2 Nxc3 15. Qxc3 Rfd8 16. e4 Qf6 17. Rcd1 Be8 18. e5 Qe7 19. Ng5 h6 20. Ne4 b4 21. Qxc4 bxa3 22. bxa3 Qxa3 23. Nf6+ gxf6 24. Bxc6 Qb4 25. Qc1 Bxc6 26. Qxc6 fxe5 27. Qxc7 exd4 28. Qf4 Kg7 29. Qe5+ Kh7 30. Qf6 Rd7 31. Re5 Rg8 32. h5 Qe7 33. Qf4 Qd6 34. Qe4+ Kh8 35. Qf4 Kh7 36. Rd3 f5 37. Rd1 Rg4 38. Qf3 Qxe5 39. Qa8 Qd5 40. Qe8 Rgg7 41. Rb1 Rd8 42. Qa4 f4 43. Rd1 fxg3 44. f4 Qf3 45. Qc2+ d3 46. Qd2 Qe2 47. f5 Qxd2 48. Rxd2 exf5 49. Rxd3 Rxd3 0-1
2025.03.11 Titled Tue 11th Mar Late
151577 Zierk, S (2501) Nepomniachtchi, I (2753) 0-1
1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Na3 a6 7. Nc4 Nbd7 8. Be3 b5 9. Nce5 Bb7 10. c4 Qd6 11. dxc5 Nxc5 12. Qxd6 Bxd6 13. Rd1 Nce4 14. cxb5 Bb4+ 15. Nd2 Nd5 16. bxa6 Bxa6 17. Bxa6 Rxa6 18. O-O Nxe3 19. Nxe4 Nxd1 20. Rxd1 Rxa2 21. Nc6 Be7 22. b4 f5 23. Nc5 Bxc5 24. bxc5 Rc2 25. Nd4 Rc4 26. Nxe6 Kf7 27. Ng5+ Kf6 28. h4 Rxh4 29. Nf3 Re4 30. Rd7 Re7 31. Rd5 Rc8 32. Nd4 g6 0-1
2025.03.11 Titled Tue 11th Mar Late
151799 Dyachuk, Artem (2308) Zierk, S (2501) 1-0
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 dxc4 5. e4 b5 6. e5 Nd5 7. Nxb5 Nb6 8. Be2 Be7 9. O-O Nc6 10. Qd2 Rb8 11. Nc3 Nb4 12. Qf4 O-O 13. Rd1 Bb7 14. Ne4 Qd5 15. Nf6+ gxf6 16. exf6 Bxf6 17. Qxf6 Qf5 18. Qh4 Kh8 19. Ne5 f6 20. Ng4 Nc2 21. Ne3 Nxe3 22. Bxe3 Rg8 23. g3 Rbf8 24. Re1 Qd5 25. f3 Qf5 26. Rac1 Bd5 27. Bd1 Qg6 28. Bc2 f5 29. Bf4 h5 30. Re3 Kg7 31. Rce1 Kf7 32. Be5 Ke8 33. Bxc7 f4 34. Bxf4 Qxc2 35. Qxh5+ Kd7 36. Qe5 Rc8 37. Qd6+ Ke8 38. Rxe6+ Bxe6 1-0
2025.03.11 Titled Tue 11th Mar Late
151929 Ozates, Tuna (2225) Zierk, S (2501) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Qc7 5. O-O Nd4 6. Bc4 e6 7. h3 Be7 8. Re1 d6 9. d3 O-O 10. Nxd4 cxd4 11. Ne2 e5 12. f4 Bd7 13. Rf1 b5 14. Bb3 a5 15. a3 Rac8 16. c3 dxc3 17. bxc3 Be6 18. Bxe6 fxe6 19. Qb3 d5 20. fxe5 Qxe5 21. Bf4 Qh5 22. Ng3 Qg6 23. Rae1 dxe4 24. Qxe6+ Qf7 25. Qxf7+ Rxf7 26. Nxe4 Nd5 27. Be5 Rxf1+ 28. Rxf1 Bxa3 29. Ra1 b4 30. c4 Ne3 31. c5 Nc2 32. Rb1 a4 33. d4 b3 34. Nc3 Ra8 35. Nxa4 Rxa4 36. Rxb3 Nb4 37. Rg3 g6 38. Kf2 Nc6 39. Rc3 Bb2 40. Rb3 Nxe5 41. dxe5 Bxe5 42. c6 Rc4 0-1
2025.03.11 Titled Tue 11th Mar Late
152021 Zierk, S (2501) De Boer, Eelke (2412) 1-0
1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. O-O Nf6 5. d4 e6 6. c4 dxc4 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 O-O 11. Nb3 Be7 12. Rb1 Nd5 13. Bd2 Nb6 14. Nfd4 Bd7 15. Nxc6 Bxc6 16. Bxc6 bxc6 17. Na5 Rfc8 18. c4 Bc5 19. Bb4 Bxb4 20. Rxb4 Rc7 21. c5 Nd5 22. Rb3 f5 23. Rdb1 Rac8 24. Nc4 Nf6 25. Nd6 Rf8 26. Rb7 Rxb7 27. Rxb7 Ne4 28. Nxe4 fxe4 29. Rc7 Rd8 30. Rxc6 Rd2 31. e3 Kf7 32. Rc7+ Kf6 33. Rxa7 Rc2 34. Ra5 g6 35. h4 h5 36. a4 Kf5 37. Rb5 Ra2 38. c6+ Kf6 39. Rc5 1-0
2025.03.11 Titled Tue 11th Mar Late
152185 Zierk, S (2501) Gutenev, A (2455) 1/2-1/2
1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 g6 5. O-O Bg7 6. Qc2 O-O 7. Nc3 c5 8. e4 Nc6 9. d3 e6 10. Bf4 d5 11. cxd5 exd5 12. Rad1 Re8 13. Rfe1 d4 14. Ne2 Rc8 15. Bg5 h6 16. Bxf6 Bxf6 17. Nf4 Bg5 18. Nd5 Ne7 19. Nxg5 Nxd5 20. Nxf7 Kxf7 21. exd5 Rxe1+ 22. Rxe1 Bxd5 23. Qe2 Bxg2 24. Qe6+ Kg7 25. Kxg2 Rc7 26. h4 Qf6 27. Qd5 Rf7 28. f4 Re7 29. Re4 Rf7 30. h5 Qf5 31. Qxf5 gxf5 32. Re6 Rf6 33. Re7+ Rf7 34. Re6 Rf6 35. Re5 Rf7 36. Kf3 Kf6 37. g4 fxg4+ 38. Kxg4 Rg7+ 39. Kf3 Rg1 40. Rd5 Rf1+ 41. Kg4 Rg1+ 42. Kf3 Rf1+ 43. Kg4 Rg1+ 44. Kf3 1/2-1/2
2025.03.11 Titled Tue 11th Mar Late
152325 Fellowes, Billy (2203) Zierk, S (2501) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Qc7 5. d3 Nd4 6. Bc4 e6 7. Bg5 Be7 8. h3 a6 9. a4 O-O 10. O-O b6 11. Nxd4 cxd4 12. Ne2 Qc5 13. Bf4 Bb7 14. Bb3 d5 15. e5 Nd7 16. Qd2 f6 17. exf6 Bxf6 18. c3 dxc3 19. bxc3 e5 20. d4 Qa5 21. dxe5 Nxe5 22. Nd4 Kh8 23. Rfe1 Rfe8 24. Bg5 Bxg5 25. Qxg5 Qxc3 26. Rad1 Ng6 27. Rxe8+ Rxe8 28. g3 Ne5 29. Kg2 h6 30. Qh5 Re7 31. Qh4 Rf7 32. Qd8+ Kh7 33. Bc2+ g6 34. Qe8 Qc7 35. Re1 Re7 36. Qf8 Qd7 37. Qf6 Qe8 38. h4 h5 39. Qg5 Nc6 40. Qxh5+ Kg7 41. Rxe7+ Nxe7 42. Qg5 Qf7 43. h5 Qf6 44. h6+ Kf7 45. Qg4 Bc8 46. Qd1 Kg8 47. Bb3 Kh7 48. Qd2 g5 49. Bc2+ Kxh6 50. Nf3 Bg4 51. Nd4 Bh5 52. Qe3 Bg6 53. Bd1 Nf5 54. Nxf5+ Bxf5 55. g4 Be4+ 56. Kg1 Qe5 57. Qxb6+ Bg6 58. Bc2 Qe1+ 59. Kg2 Qe8 60. Qxa6 d4 61. Qxg6+ Qxg6 62. Bxg6 Kxg6 63. Kf3 1-0
2024.12.10 Titled Tue 10th Dec Late
260297 Zierk, S (2501) Karlusic, Luka (2224) 1-0
1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. O-O g6 5. d4 cxd4 6. Nxd4 Bg7 7. c4 O-O 8. cxd5 Nxd5 9. Nb5 Be6 10. Nd4 Bg4 11. h3 Bc8 12. Nc3 Nxc3 13. bxc3 Nc6 14. Nxc6 bxc6 15. Bxc6 Qxd1 16. Rxd1 Rb8 17. Ba3 Bxh3 18. Bxe7 Rfc8 19. Bd7 Bxd7 20. Rxd7 Rxc3 21. Rad1 h5 22. Rxa7 Rc2 23. Kf1 Rbb2 24. Rd8+ Kh7 25. Bf8 Bf6 26. Rxf7+ Kg8 27. Rxf6 1-0
2024.12.10 Titled Tue 10th Dec Late
260600 Melaa, Sondre (2329) Zierk, S (2501) 0-1
1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 d6 6. h3 c5 7. O-O Qb6 8. Nbd2 cxd4 9. Nc4 Qc7 10. exd4 Be6 11. Ne3 Nd5 12. Nxd5 Bxd5 13. Re1 Nc6 14. c3 Rad8 15. Qd2 e5 16. Bg5 Rd7 17. Be3 f5 18. dxe5 dxe5 19. Qc2 e4 20. Nd2 Nd4 21. Qa4 Nxe2+ 22. Rxe2 f4 23. Bd4 f3 24. Re3 fxg2 25. Rae1 Rxf2 26. Nxe4 Rf1+ 27. Rxf1 gxf1=Q+ 28. Kxf1 Bxd4 29. Qxd4 Bc4+ 30. Kf2 Rxd4 31. Nf6+ Kf7 0-1
2024.12.10 Titled Tue 10th Dec Late
260762 Zierk, S (2501) Jaiveer, Mahendru (2271) 1-0
1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 c5 7. Ne5 Qc8 8. O-O Bd6 9. Nxd7 Qxd7 10. d4 cxd4 11. Qxd4 Nc6 12. Qa4 O-O 13. Rd1 Rac8 14. Bf4 e5 15. Bg5 Qe6 16. Nc3 a6 17. Bxf6 gxf6 18. Qh4 f5 19. Bh3 Nd4 20. Qh5 Kh8 21. Rxd4 exd4 22. Bxf5 Qxf5 23. Qxf5 dxc3 1-0
2024.12.10 Titled Tue 10th Dec Late
261111 Zierk, S (2501) Jakubowski, K (2442) 1-0
1. Nf3 Nf6 2. c4 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. Nc3 Nc7 7. O-O e5 8. a3 Be7 9. b4 cxb4 10. axb4 a6 11. b5 axb5 12. Rxa8 Nxa8 13. Nxb5 O-O 14. d4 exd4 15. Nfxd4 Nxd4 16. Qxd4 Qxd4 17. Nxd4 Rd8 18. Be3 Nc7 19. Rc1 Bd6 20. Nb3 Ne6 21. Bb6 Re8 22. Na5 h5 23. Nxb7 Bxb7 24. Bxb7 Rb8 25. Rc8+ Rxc8 26. Bxc8 Kf8 27. Kg2 Ke7 28. f4 Bc5 29. Ba5 Nd4 30. Ba6 f5 31. Bd3 g6 32. Bc4 Nc6 33. Bd2 Nd8 34. Kf3 Nb7 35. h3 Nd6 36. Bd5 Ba3 37. Bc3 Bc5 38. Be5 Ba3 39. g4 hxg4+ 40. hxg4 Bc5 41. Kg3 Nb5 42. Kh4 Bd4 43. Bb8 Bf6+ 44. g5 Bc3 45. Kg3 Nd4 46. Bc4 Be1+ 47. Kg2 Ne6 48. e3 Bb4 49. Be5 Bc5 50. Bf6+ Kd7 51. Kf3 Kd6 52. Ke2 Bb6 53. Kf3 Bc5 54. e4 Nd4+ 55. Bxd4 Bxd4 56. Bf7 fxe4+ 57. Kxe4 Bb6 58. Bxg6 Ke7 59. f5 1-0
2024.12.10 Titled Tue 10th Dec Late
261221 Sarana, A (2674) Zierk, S (2501) 1-0
1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 dxc4 5. e3 a6 6. a4 b6 7. Bxc4 Bb7 8. Nf3 Be7 9. O-O O-O 10. Qc2 Nbd7 11. e4 c5 12. dxc5 Nxc5 13. e5 Nd5 14. Bxd5 Bxd5 15. Bxe7 Qxe7 16. Nxd5 exd5 17. Rad1 Rfd8 18. Rfe1 Rac8 19. Nd4 Ne6 20. Qb3 Qc5 21. Nf5 d4 22. Nd6 Rc7 23. Qf3 h6 24. Nb7 Qd5 25. Nxd8 Qxf3 26. gxf3 Nxd8 27. Rxd4 Ne6 28. Rd6 b5 29. Rxa6 bxa4 30. Rxa4 Rc2 31. Rb4 g5 32. h4 Nf4 33. hxg5 hxg5 34. Ree4 Nd3 35. Rb8+ Kg7 36. Rg4 Nxe5 37. Rxg5+ Kf6 38. Rg3 Nd3 39. b4 Rxf2 40. Rd8 Rd2 41. Rg2 Rxg2+ 42. Kxg2 Nxb4 43. Kg3 Ke7 44. Rc8 Nd5 45. Kg4 Kf6 46. Rc6+ Ke5 47. Ra6 f6 48. Ra5 Ke6 49. f4 Ne3+ 50. Kh5 Nd5 51. f5+ Kd6 52. Kg6 1-0
2024.12.10 Titled Tue 10th Dec Late
261498 Zierk, S (2501) Lopez Mulet, Inigo (2388) 1-0
1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 e6 5. O-O a5 6. Qc2 Bb4 7. a3 Be7 8. Nc3 O-O 9. d4 d6 10. e4 Nc6 11. d5 Ne5 12. Nd4 exd5 13. cxd5 Nfd7 14. f4 Ng6 15. Be3 Bf6 16. Ncb5 Nc5 17. b4 axb4 18. axb4 Rxa1 19. Rxa1 Na6 20. Qc4 Qd7 21. Rc1 Rc8 22. Na7 Ra8 23. Nac6 Bxd4 24. Nxd4 Ne7 25. Nb5 Rc8 26. Bf1 c6 27. dxc6 Rxc6 28. Qd4 Rxc1 29. Bxc1 Nc6 30. Qxd6 Qe8 31. Nc7 Nxc7 32. Qxc7 Ba8 33. Bg2 b5 34. Qd6 Qc8 35. Qc5 Qd7 36. Be3 Ne7 37. Kf2 h6 38. Bf3 Kh7 39. f5 f6 40. Bd4 Bc6 41. Ke3 Bb7 42. Bh5 Nc6 43. Bg6+ Kg8 44. Qd5+ Qxd5 45. exd5 Nxb4 46. d6 Nd5+ 47. Kd2 Bc6 48. Bc5 Bd7 49. Kd3 Bc6 50. Kd4 b4 51. d7 Bxd7 52. Kxd5 b3 53. Bd4 b2 54. Bxb2 Bb5 55. Ke6 Bf1 56. h4 Bh3 57. Kd5 Bg2+ 58. Kd4 Bf1 59. Ke3 Bb5 60. Kf4 Bd7 61. g4 Bc6 62. g5 hxg5+ 63. hxg5 fxg5+ 64. Kxg5 Bd7 65. Bh5 Bc6 66. Be2 Bd7 67. Bc4+ Kh7 68. Be6 Be8 69. Bd5 Bd7 70. Bf7 Bc6 71. Kf4 Kh6 72. Bc1 Kh7 73. Ke5 Bd7 74. Be6 Be8 75. Kd6 Bh5 76. Ke7 Bg4 77. Bb2 Bh3 78. Kf8 Bg4 79. Bxg7 Bh5 80. Bg8# 1-0
2024.12.10 Titled Tue 10th Dec Late
261610 Bluebaum, M (2650) Zierk, S (2501) 0-1
1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Be6 7. Bd3 Nbd7 8. f4 h6 9. Bh4 g5 10. fxg5 Ng4 11. Nf3 Be7 12. Qd2 hxg5 13. Bg3 f5 14. O-O-O Rg8 15. Kb1 Ngf6 16. Ne5 Nxe5 17. Bxe5 Qd7 18. Bxf6 Bxf6 19. Rhf1 O-O-O 20. Qf2 f4 21. exf4 gxf4 22. Qxf4 Rdf8 23. g3 Bg7 24. Qe3 Bg4 25. Rde1 Re8 26. Qf4 Bh3 27. Rxe8+ Rxe8 28. g4 Bxf1 29. Bf5 Bd3+ 30. Bxd3 Qc7 31. Qf2 Qe7 32. Qf4 Qc7 33. Qf2 Kb8 34. g5 Qe7 35. Qf4+ Ka8 36. Kc2 Rf8 37. Qg3 Bxd4 38. h4 Rf2+ 39. Kb3 a5 40. a3 Qc5 41. Na4 Rxb2+ 42. Nxb2 Qc3+ 43. Ka4 b5+ 44. Bxb5 cxb5+ 45. Kxb5 Qxg3 46. Na4 Qxa3 47. Kxa5 Bc5 48. Kb5 Qb4+ 49. Kc6 Qxa4+ 50. Kxc5 Qxh4 0-1
2024.12.10 Titled Tue 10th Dec Late
261804 Zierk, S (2501) Oparin, G (2653) 1/2-1/2
1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 d4 5. O-O Nc6 6. d3 Bc5 7. Na3 O-O 8. Nc2 a5 9. b3 e5 10. Nd2 Bg4 11. a3 Qe7 12. Rb1 Bd6 13. h3 Bh5 14. b4 axb4 15. axb4 Nxb4 16. Nxb4 Bxb4 17. Bxb7 Rab8 18. Bf3 Bg6 19. Qc2 c5 20. Ne4 Nd7 21. g4 f5 22. Ng3 e4 23. dxe4 fxg4 24. Bxg4 Ne5 25. f4 Nxg4 26. hxg4 Qh4 27. Kg2 Qxg4 28. f5 Be8 29. Rf4 Qg5 30. Qd3 Bc6 31. Qf3 h5 32. Qxh5 Qxh5 33. Nxh5 Rxf5 34. Rxf5 Bxe4+ 35. Rf3 Bxb1 36. Rg3 g6 37. Nf4 Kf7 38. Nd3 Bxd3 39. exd3 Be1 40. Rg5 Rb3 41. Rxc5 Rxd3 42. Bf4 Rd1 43. Rd5 Bc3 44. c5 Ke6 45. Rd6+ Kf5 46. c6 Ba5 47. Bg3 Bc7 48. Rd7 Bxg3 49. Kxg3 Ke4 50. c7 Rc1 51. Kf2 Rc2+ 52. Ke1 Rc6 53. Kd2 g5 54. Re7+ Kf3 55. Kd3 g4 56. Kxd4 g3 57. Kd5 Rc1 58. Rf7+ Ke3 59. Re7+ Kf2 60. Rf7+ Ke3 61. Re7+ Kf2 62. Rf7+ Ke3 1/2-1/2
2024.12.10 Titled Tue 10th Dec Late
261918 Perez Ponsa, F (2536) Zierk, S (2501) 1-0
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Rc8 7. O-O h6 8. Na3 cxd4 9. cxd4 Bxa3 10. bxa3 Nge7 11. Rb1 Na5 12. Bd2 b6 13. Ba6 Rc7 14. Bb4 O-O 15. Bd6 Rc6 16. Bb5 Rc8 17. Ba6 Rc6 18. Rc1 Re8 19. Bb4 Rxc1 20. Qxc1 Nac6 21. Bd3 Nf5 22. Bxf5 exf5 23. Bd6 Na5 24. Nd2 Bb5 25. Re1 Qd7 26. Qb2 Rc8 27. Rc1 Bd3 28. h3 Nc4 29. Nxc4 Rxc4 30. Rxc4 dxc4 31. f3 Qc6 32. Qc3 f4 33. Kf2 Qa4 34. e6 fxe6 35. Bxf4 Kf7 36. d5 exd5 37. Qe5 Qd7 38. Be3 Bb1 39. Bd4 Kg8 40. Qe2 Bf5 41. g4 Bd3 42. Qe1 Qf7 43. Kg3 h5 44. Qe5 hxg4 45. hxg4 b5 46. f4 Be4 47. f5 Kh7 48. Kf4 a5 49. g5 Kg8 50. g6 Qd7 51. Qb8+ 1-0
2024.12.10 Titled Tue 10th Dec Late
262093 Zierk, S (2501) Martin Fuentes, A (2375) 0-1
1. Nf3 Nf6 2. c4 c5 3. g3 Nc6 4. Bg2 d6 5. O-O g6 6. d4 cxd4 7. Nxd4 Bd7 8. Nc3 Bg7 9. Nc2 O-O 10. e4 Qa5 11. Bd2 Qh5 12. Qxh5 Nxh5 13. Rac1 Rfe8 14. b3 Nf6 15. Ne3 Rac8 16. f3 b6 17. Ned5 Nxd5 18. exd5 Nb4 19. f4 Nd3 20. Rcd1 Bd4+ 21. Kh1 Nf2+ 22. Rxf2 Bxf2 23. Ne4 Bd4 24. Bf3 b5 25. Bb4 Bb6 26. Rc1 bxc4 27. bxc4 f5 28. Ng5 Bc5 29. Bd2 Rb8 30. Bc3 h6 31. Ne6 Bxe6 32. dxe6 Rb6 33. Bd1 Be3 34. Ra1 d5 35. cxd5 Rc8 36. Be5 Rc1 37. Rxc1 Bxc1 38. d6 exd6 39. Bd4 Rb1 40. Bc2 Rb4 41. Bf6 Kf8 42. g4 Bb2 43. Bd8 Ke8 44. e7 Bf6 45. a3 Rc4 46. Bd3 Rc1+ 47. Kg2 Bxe7 48. Ba5 fxg4 49. Bxg6+ Kf8 50. Bf5 Ra1 51. Bxg4 Rxa3 52. Be1 Ra2+ 53. Kf3 a5 54. Be6 Ra3+ 55. Ke4 a4 56. f5 Ra1 57. Bc3 Rf1 58. Bb4 Kg7 59. Kd5 Bf6 60. Kxd6 Rf2 61. Kc6 Rxh2 62. Kb5 Rf2 63. Kxa4 h5 64. Bc5 Rf1 65. Kb3 h4 66. Bc4 Rf3+ 67. Kc2 h3 0-1
2024.12.10 Titled Tue 10th Dec Late
262141 Vasquez Schroeder, R (2446) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. Ne2 Nc6 10. Nf4 Bd7 11. Nh5 g6 12. Nf4 O-O-O 13. Be2 f6 14. exf6 Nxf6 15. O-O Ne4 16. Be1 Rdf8 17. Nh3 h6 18. f3 Nd6 19. Nf2 g5 20. Qc1 Be8 21. Qe3 Kd7 22. Bd1 Bg6 23. Qd2 h5 24. Nh3 g4 25. Nf4 Bf5 26. Nxh5 gxf3 27. Bxf3 Qxc2 28. Ng3 Bd3 29. Qxc2 Bxc2 30. Bd2 Bd3 31. Rf2 Ne7 32. Re1 Nef5 33. Nxf5 Bxf5 34. Bf4 Nb5 35. Rb2 Kc6 36. Bd2 Nxa3 37. Ra1 Nb5 38. Ra4 Bd3 39. Rab4 a6 40. Ra2 Rhg8 41. Kh1 Be4 42. Rxc4+ Kd7 0-1
2024.12.03 Titled Tue 3rd Dec Early
267780 Claverie, C (2307) Zierk, S (2501) 0-1
1. d4 Nf6 2. Bg5 c5 3. dxc5 e6 4. Nc3 Bxc5 5. e4 Qb6 6. Qd2 Bxf2+ 7. Qxf2 Qxb2 8. Bxf6 Qxa1+ 9. Kd2 gxf6 10. Qxf6 Rg8 11. e5 Rg6 12. Qh8+ Ke7 13. Qxc8 Qxf1 14. Qc5+ Ke8 15. Qc8+ Ke7 16. Qc5+ d6 17. Qxd6+ Ke8 18. Nge2 Qxh1 19. Nb5 Na6 0-1
2024.12.03 Titled Tue 3rd Dec Early
268263 Zierk, S (2501) Pavlov, Nikolay (2316) 1-0
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. c4 Nc6 6. cxd5 exd5 7. d4 cxd4 8. Nxd4 Bc5 9. Nb3 Bb6 10. Nc3 d4 11. Na4 O-O 12. Nxb6 axb6 13. Bg5 h6 14. Bxf6 Qxf6 15. Bxc6 bxc6 16. Qxd4 Qxd4 17. Nxd4 c5 18. Nb5 Rd8 19. Rfd1 Be6 20. Nc3 Rxd1+ 21. Rxd1 b5 22. Nxb5 Rxa2 23. Rd2 Bh3 24. f3 Ra1+ 25. Kf2 Rh1 26. g4 Rxh2+ 27. Kg3 Rh1 28. Rd8+ Kh7 29. Nd6 Kg6 30. Rd7 h5 31. Nxf7 hxg4 32. fxg4 Bf1 33. Kf2 Bh3 34. Rc7 c4 35. Ne5+ Kf6 36. Rc5 Rb1 37. Kg3 Bf1 38. Kf2 Bh3 39. Nxc4 Bxg4 40. Rb5 Be6 41. Ne3 g5 42. b4 Rb2 43. Rb6 Ke5 44. b5 Bh3 45. Nc4+ Kf4 46. Nxb2 g4 47. Nd3+ Kg5 48. Kg3 1-0
2024.12.03 Titled Tue 3rd Dec Early
268473 Richter, Paul (2171) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. c4 Nc6 10. dxc5 Qxc2 11. Nf3 h6 12. Be2 Qe4 13. Qg3 Nge7 14. Qf4 Nf5 15. Rd1 g5 16. Qxe4 dxe4 17. Ng1 Nxe5 18. Bc3 f6 19. f3 Ke7 20. fxe4 Ne3 21. Rd4 Nc2+ 22. Kd2 Nxd4 23. Bxd4 Bd7 24. Bxe5 fxe5 25. Nf3 Rhc8 26. Nxe5 Rxc5 27. Nf3 Ra5 28. Rb1 b6 29. Rb3 e5 30. Ke3 Be6 31. Rc3 Rf8 32. h3 Rc8 33. Bd3 Rac5 34. Nd2 b5 35. Rb3 bxc4 36. Rb7+ R8c7 37. Rxc7+ Rxc7 38. Bc2 c3 39. Nb1 Ba2 0-1
2024.12.03 Titled Tue 3rd Dec Early
268797 Zierk, S (2501) Titarov, Vasilii (2159) 1-0
1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Bf6 9. d4 cxd4 10. Bxd4 Nc6 11. Bxf6 Qxf6 12. Nbd2 Nc3 13. Qe1 Nb4 14. Ne4 Nxe4 15. Qxb4 Nc3 16. e3 a5 17. Qc5 Nd5 18. e4 Qc3 19. Rfc1 Qxc5 20. Rxc5 Nb4 21. Ne5 b6 22. Rc7 Ba6 23. Nd7 Rfc8 24. Rxc8+ Rxc8 25. Nxb6 Rc2 26. a3 Nc6 27. Rd1 g6 28. Bf1 Bxf1 29. Kxf1 Rc3 30. Rb1 Nd4 31. b4 axb4 32. axb4 g5 33. Nd7 Nf3 34. Ke2 g4 35. Nf6+ Kf8 36. Nxg4 Nd4+ 37. Kd2 Rf3 38. b5 Ra3 39. b6 Nc6 40. b7 Nb8 41. Nf6 Ke7 42. e5 Ra5 43. f4 Ra2+ 44. Ke3 Rxh2 45. Rc1 1-0
2024.12.03 Titled Tue 3rd Dec Early
269048 Zierk, S (2501) Bluebaum, M (2650) 1-0
1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. O-O Bd6 5. c4 O-O 6. b3 Nc6 7. Bb2 d4 8. d3 e5 9. Na3 Re8 10. Nc2 a5 11. a3 Bf5 12. e3 dxe3 13. Nxe3 Bg6 14. d4 exd4 15. Nxd4 Be5 16. Nxc6 Qxd1 17. Nxd1 Bxb2 18. Nxb2 Re2 19. Nxa5 Rxa5 20. Na4 b6 21. Nc3 Rc2 22. b4 Re5 23. Rfc1 Rb2 24. Re1 Rxe1+ 25. Rxe1 h5 26. Nd5 Nxd5 27. Bxd5 Kf8 28. Re3 Bf5 29. Kg2 Bd7 30. h4 Ra2 31. Rc3 c6 32. Bf3 c5 33. bxc5 bxc5 34. Bxh5 Be6 35. Bf3 Ke7 36. h5 Kd6 37. Rd3+ Ke5 38. Bd5 Rc2 39. Re3+ Kd6 40. Bxe6 fxe6 41. Re4 Ra2 42. Rg4 Rxa3 43. Rxg7 Ke5 44. g4 Ra8 45. h6 Kd4 46. h7 Rh8 47. g5 Kxc4 48. g6 Rd8 49. Rg8 Rd5 50. h8=Q Rg5+ 51. Kf1 Kb3 52. Rb8+ Kc4 53. Qf6 Rd5 54. Qxe6 Kd4 55. Qxd5+ Kxd5 56. g7 c4 57. g8=Q+ Kd4 58. Rb4 Ke4 59. Qxc4+ Kf3 60. Rb3# 1-0
2024.12.03 Titled Tue 3rd Dec Early
269283 Sindarov, Javokhir (2682) Zierk, S (2501) 1-0
1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 4. e5 Nfd7 5. d4 c5 6. Ne2 cxd4 7. Nexd4 Nc6 8. Bf4 Qb6 9. Rb1 Nc5 10. c3 Be7 11. Be2 Bd7 12. O-O O-O 13. Be3 Nxd4 14. cxd4 Na4 15. Bd3 Bb5 16. Bg5 Bxg5 17. Nxg5 g6 18. Bxb5 Qxb5 19. Qg4 Rfc8 20. Qh3 h5 21. Qf3 Rc7 22. g4 hxg4 23. Qxg4 Kg7 24. Qf4 Qd7 25. Qf6+ Kg8 26. Rfe1 Qe7 27. Qf4 Kg7 28. Re3 Rh8 29. Kh1 Rh5 30. Rg3 Rc8 31. Rbg1 Rch8 32. R1g2 Rh4 33. Qf3 Nxb2 34. Nxf7 Qxf7 35. Rxg6+ Qxg6 36. Qf6+ 1-0
2024.12.03 Titled Tue 3rd Dec Early
269410 Zierk, S (2501) Obidjonov, Oriyat (2076) 1-0
1. Nf3 d5 2. g3 Bg4 3. Bg2 Nf6 4. O-O e6 5. d3 Bd6 6. Nbd2 O-O 7. h3 Bh5 8. e4 c6 9. g4 Nxg4 10. hxg4 Bxg4 11. Re1 f5 12. exd5 exd5 13. Qe2 Na6 14. Qe6+ Kh8 15. Ne5 Bh5 16. Ndf3 Nc5 17. Nxc6 bxc6 18. Qe3 Re8 19. Qg5 Bxf3 1-0
2024.12.03 Titled Tue 3rd Dec Early
269819 Xiao, Tong(QD) (2502) Zierk, S (2501) 1-0
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be6 7. Bd3 Nbd7 8. h3 Be7 9. Nf3 O-O 10. O-O a5 11. Bf4 Nb6 12. Ne5 Nc4 13. Qc2 g6 14. Rad1 Nxe5 15. dxe5 Nd7 16. Ne2 Nc5 17. Nd4 Nxd3 18. Nxe6 Nb4 19. Nxd8 Nxc2 20. Nxb7 Rfb8 21. Rc1 Nxe3 22. fxe3 Rxb7 23. Rxc6 Rxb2 24. Rc7 Re8 25. Bh6 Rbb8 26. Rd1 Bd8 27. Rd7 Bb6 28. R1xd5 a4 29. R5d6 Bc5 30. Rf6 Re7 31. Rd5 Bb4 32. Rb6 Ree8 33. Ra6 a3 34. Bf4 Rbc8 35. Rb5 Bc5 36. Kh2 Kg7 37. Rb7 Re7 38. Rb5 Rd7 39. Bg5 Be7 40. Bf6+ Kf8 41. e6 fxe6 42. Rxe6 Bxf6 43. Rxf6+ Kg7 44. Ra6 Rc2 45. Rxa3 Rdd2 46. Rg5 Rxa2 47. Rxa2 Rxa2 48. Kg3 Kf6 49. Rb5 h5 50. Kf3 Ra4 51. g3 g5 52. Rb6+ Kf5 53. g4+ hxg4+ 54. hxg4+ Ke5 55. Rg6 Ra1 56. Rxg5+ Kf6 57. Rb5 Rf1+ 58. Ke4 Rg1 59. Rf5+ Ke6 60. Rf4 Rg3 61. Kd4 Rg2 62. Kd3 Rg3 63. Ke2 Rg2+ 64. Kf3 Rg1 65. Kf2 Ra1 66. Kg3 Re1 67. Rf3 Ke5 68. Kh4 Ke4 69. Rf8 Rg1 70. Kh5 Kxe3 71. g5 Ke4 72. g6 Ke5 73. Kh6 Ke6 74. Kg7 Ke7 75. Rf2 Re1 76. Kg8 1-0
2024.12.03 Titled Tue 3rd Dec Early
269834 Zierk, S (2501) Akhmedinov, Satbek (2320) 1-0
1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 c6 5. O-O O-O 6. d4 d5 7. Re1 dxc4 8. e4 Bg4 9. Nbd2 b5 10. h3 Bxf3 11. Nxf3 Nbd7 12. b3 cxb3 13. Qxb3 a6 14. Ba3 Rc8 15. Rac1 Re8 16. e5 Nd5 17. e6 fxe6 18. Rxe6 Qb6 19. Rexc6 Rxc6 20. Qxd5+ Re6 21. Qxd7 Rf8 22. Bxe7 Rf7 23. Qc8+ Bf8 24. Bc5 Qc7 25. Qxe6 1-0
2024.12.03 Titled Tue 3rd Dec Early
270198 Makarian, Rudik (2547) Zierk, S (2501) 0-1
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. Qc2 c6 8. Bf4 Nbd7 9. Nbd2 Nh5 10. h4 Nxf4 11. gxf4 Nf6 12. O-O-O a5 13. Ng5 a4 14. a3 b6 15. e4 dxe4 16. Ndxe4 Nxe4 17. Bxe4 g6 18. Qd2 Ba6 19. h5 Bxg5 20. fxg5 Bxc4 21. Rh4 Bd5 22. f3 c5 23. hxg6 fxg6 24. Rdh1 Bxe4 25. Rxh7 Qxd4 26. Qxd4 cxd4 27. fxe4 Rac8+ 28. Kd2 e5 29. Re7 Rf2+ 30. Kd1 Rcc2 31. Rd7 Rxb2 32. Kc1 Rbc2+ 33. Kb1 Rb2+ 34. Kc1 Ra2 35. Kb1 Rfb2+ 36. Kc1 Rc2+ 37. Kb1 Rcb2+ 38. Kc1 Ra1+ 39. Kxb2 Rxh1 40. Rd6 Rh2+ 41. Kc1 Kf7 42. Rf6+ Ke7 43. Rxg6 Re2 44. Rxb6 Rxe4 45. g6 Rg4 46. Kd2 Rg3 47. Ra6 Rxa3 48. g7 Kf7 49. Ra7+ Kg8 50. Re7 Re3 51. Ra7 a3 52. Kc2 e4 53. Kd2 Rc3 54. Ke2 e3 55. Kf3 Rb3 56. Rd7 a2 57. Ra7 Rb2 58. Ra4 e2 59. Kf2 d3 60. Ra3 Rb1 61. Rxd3 e1=Q+ 62. Kg2 Qf1+ 63. Kh2 Qxd3 64. Kg2 Rb2+ 65. Kh1 a1=Q# 0-1
2024.12.03 Titled Tue 3rd Dec Early
270304 Praggnanandhaa, R (2737) Zierk, S (2501) 0-1
1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. e5 Nd7 6. d4 f6 7. Bb5 a6 8. Bxc6 bxc6 9. Qe2 c5 10. dxc5 Bxc5 11. Nb3 Bb6 12. exf6 Qxf6 13. Bg5 Qg6 14. O-O-O O-O 15. h4 a5 16. h5 Qe4 17. Rhe1 Nf6 18. h6 Qxe2 19. Rxe2 Ne4 20. hxg7 Rxf3 21. Rxe4 Rxb3 22. Bh6 Rb4 23. c4 Ba6 24. Rxe6 Rxc4+ 25. Kb1 Rh4 26. Rf6 Rxh6 27. Rxh6 Kxg7 28. Rh3 d4 29. Rdh1 Rh8 30. Rg3+ Kf7 31. Rf3+ Ke7 32. Re1+ Kd7 33. Rf7+ Kc8 34. g4 d3 35. g5 d2 36. Rd1 Bd3+ 37. Ka1 Re8 0-1
2024.12.03 Titled Tue 3rd Dec Late
270429 Zierk, S (2501) Jian, Alex (2031) 1-0
1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. O-O a6 7. Qxc4 b5 8. Qc2 Bb7 9. d4 c5 10. Rd1 Rc8 11. Nc3 cxd4 12. Rxd4 b4 13. Bg5 Be7 14. Rad1 Qb6 15. Rxd7 Nxd7 16. Rxd7 Kxd7 17. Ne5+ Ke8 18. Qa4+ Rc6 19. Bxe7 Kxe7 20. Bxc6 bxc3 21. Qa3+ Kf6 22. Nd7+ Kg6 23. Nxb6 cxb2 24. Qxb2 Bxc6 25. Qc2+ f5 26. Qxc6 1-0
2024.12.03 Titled Tue 3rd Dec Late
270759 Abrashkin, B (2407) Zierk, S (2501) 1/2-1/2
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 dxc4 5. e3 a6 6. Bxc4 b6 7. Nf3 Bb7 8. O-O Be7 9. a4 O-O 10. Qe2 Nc6 11. Rfd1 Nb4 12. Ne5 h6 13. Bh4 Ne4 14. Bxe7 Qxe7 15. Rac1 Rfd8 16. Qg4 Nf6 17. Qh4 Rac8 18. Ng4 Nfd5 19. Qxe7 Nxe7 20. Ne5 Kf8 21. Kf1 Nec6 22. Nxc6 Bxc6 23. Bb3 Bb7 24. Na2 Nxa2 25. Bxa2 Ke7 26. f3 c5 27. Ke2 cxd4 28. Rxc8 Bxc8 29. Rxd4 Rxd4 30. exd4 a5 31. Bc4 Kd6 32. f4 Bd7 33. b3 f6 34. Ke3 e5 35. fxe5+ fxe5 36. g3 Bf5 37. h4 Bc2 38. Bg8 Bf5 39. Bc4 Bh3 40. Bg8 Bg2 41. Bc4 Bd5 42. dxe5+ Kxe5 43. Bxd5 Kxd5 44. h5 Kc5 45. Kd3 Kb4 46. Kc2 b5 47. axb5 Kxb5 48. Kc3 Kc5 49. Kb2 Kb4 50. Kc2 Kb5 51. Kc3 Kc5 52. Kc2 Kd4 53. Kb2 Kc5 54. Kc3 Kb5 55. Kc2 Kc6 56. Kc3 Kd5 57. Kb2 Kc6 58. Kc3 Kb5 59. Kc2 Kb4 60. Kb2 Kb5 61. Kc3 1/2-1/2
2024.12.03 Titled Tue 3rd Dec Late
270976 Zierk, S (2501) Salimiyan, Behzad (2254) 0-1
1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O e6 5. d3 Bd6 6. Nbd2 Nd7 7. h3 Bxf3 8. Nxf3 Ngf6 9. e4 O-O 10. Qe2 Qc7 11. Re1 e5 12. Nh4 g6 13. Bg5 Rfe8 14. Qf3 Kg7 15. a4 a5 16. c3 Qb6 17. Re2 Rad8 18. Be3 Bc5 19. Bg5 h6 20. Bc1 Re6 21. g4 dxe4 22. dxe4 Be7 23. Be3 Qb3 24. Rd2 Nf8 25. Rxd8 Bxd8 26. Qd1 Qxb2 27. Rb1 Qa2 28. Rxb7 Re7 29. Rb8 Rd7 30. Qf3 Be7 31. g5 hxg5 32. Bxg5 N8h7 33. Be3 Qxa4 34. Qg3 Rd8 35. Nf5+ Kh8 36. Nh6 Rxb8 37. Qxe5 Rf8 38. Qxe7 Kg7 39. Ng4 Nxg4 40. hxg4 Qd1+ 41. Kh2 Qxg4 42. Bd4+ Kg8 43. Qe5 f6 44. Qe7 a4 45. e5 fxe5 46. Bxe5 Rf7 47. Qe8+ Nf8 48. Bd4 Qe6 49. Qd8 Qe7 50. Qa8 a3 51. Qxc6 Qc7+ 52. Qxc7 Rxc7 53. Bd5+ Kh7 54. Kg3 Nd7 55. Kf3 Nc5 56. Ke3 Na4 57. Kd2 Rd7 58. Bb3 Rb7 59. Kc2 a2 60. c4 Nc5 0-1
2024.12.03 Titled Tue 3rd Dec Late
271040 Marchesich, Giovanni (2220) Zierk, S (2501) 0-1
1. d4 d5 2. Nc3 Nf6 3. Bf4 g6 4. e3 Bg7 5. h4 O-O 6. h5 c5 7. Nf3 cxd4 8. exd4 Bg4 9. hxg6 hxg6 10. Be2 Bxf3 11. Bxf3 Nc6 12. Qd2 Ne4 13. Nxe4 dxe4 14. Bxe4 Qxd4 15. Qxd4 Nxd4 16. c3 Nc6 17. O-O-O Rad8 18. Rhe1 Bf6 19. Kc2 Kg7 20. b4 Rc8 21. Kb3 a5 22. a3 a4+ 23. Kxa4 Bxc3 24. Re3 Bf6 25. Red3 Ra8+ 26. Kb3 Ra6 27. a4 Rfa8 28. a5 Nxb4 29. Kxb4 Rxa5 30. Bc7 Ra4+ 31. Kb5 Rxe4 32. Kb6 Rb4+ 33. Kc5 Rb2 34. Rf3 Rc8 35. Rd7 Be5 36. Kd5 Rxc7 37. Rd8 Rd2+ 38. Kxe5 Rxd8 0-1
2024.12.03 Titled Tue 3rd Dec Late
271214 Fang, Elbert (2145) Zierk, S (2501) 0-1
1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Nf3 c6 6. Bg5 Be7 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. O-O O-O 11. Rfc1 Ne4 12. Bxe7 Qxe7 13. a3 f5 14. Ne2 g5 15. b4 a6 16. Rab1 Nd6 17. a4 Kg7 18. Nc3 g4 19. Nd2 f4 20. exf4 Rxf4 21. Qg3 Rxd4 22. Re1 Qf6 23. Rbd1 Rf8 24. Nde4 Nxe4 25. Nxe4 dxe4 26. Qxg4+ Kh8 0-1
2024.12.03 Titled Tue 3rd Dec Late
271430 Zierk, S (2501) Kotyk, Michael (2184) 1-0
1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 d4 7. e3 c5 8. Ne5 Qc7 9. exd4 cxd4 10. Re1 Bd6 11. Nd3 Nc6 12. c5 Be7 13. b4 a6 14. Na3 e5 15. Bxc6 bxc6 16. Nxe5 Be6 17. Nac4 Rab8 18. a3 Rfe8 19. d3 Nd5 20. Bb2 Nc3 21. Qf3 Bd5 22. Qg4 Bf6 23. Qxd4 Nb5 24. Qf4 Rbd8 25. a4 Na7 26. Nd6 Re7 27. Bd4 Nc8 28. Nf5 Re6 29. Re3 Ne7 30. Nd6 Nc8 31. Nexf7 Rf8 32. Rxe6 Bxe6 33. Bxf6 Nxd6 34. Nxd6 Rxf6 35. Qe5 Qd8 36. Re1 Qf8 37. Qxe6+ Rxe6 38. Rxe6 1-0
2024.12.03 Titled Tue 3rd Dec Late
271647 Zeynalov, R (2260) Zierk, S (2501) 1-0
1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 d6 6. h3 c5 7. O-O Qb6 8. Nbd2 Be6 9. Ng5 Bd7 10. Nc4 Qd8 11. dxc5 dxc5 12. a4 Nc6 13. Bf3 h6 14. Ne4 Nxe4 15. Bxe4 Be6 16. Qe2 Qc8 17. Rfd1 Bf5 18. Bf3 g5 19. Bg3 Bg6 20. Rd2 Qe6 21. Bd5 Qf6 22. Rad1 Rfd8 23. a5 Kh7 24. Qf3 Qxf3 25. Bxf3 Rxd2 26. Rxd2 Rc8 27. Rd7 Bxc2 28. Rxb7 Bd3 29. b3 a6 30. Nb6 Nxa5 31. Nxc8 Nxb7 32. Bxb7 e6 33. Nd6 Kg8 34. Nc4 Bc2 35. Na5 Bc3 36. Bc7 Bd3 37. Nc4 Bc2 38. Be5 Bb4 39. Bxa6 Bxb3 40. Kf1 h5 41. Ke2 g4 42. h4 Kh7 43. Kd3 Kg6 44. Bd6 f6 45. Bg3 e5 46. Nd2 Bd5 47. e4 Bc6 48. f3 gxf3 49. gxf3 Ba4 50. Bc8 Bd1 51. Bf5+ Kf7 52. Bf2 c4+ 53. Nxc4 Bxf3 54. Ne3 Ba5 55. Nd5 Bd1 56. Bb6 Be1 57. Bd8 Bxh4 58. Ne3 Bg5 59. Nxd1 h4 60. Ne3 Kg7 61. Nd5 Kf7 62. Ke2 Ke8 63. Bxf6 1-0
2024.12.03 Titled Tue 3rd Dec Late
271732 Zierk, S (2501) Altini, N (2366) 1-0
1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. Bg2 Nf6 5. O-O Bf5 6. a4 a5 7. b3 e6 8. Bf4 Bd6 9. Nbd2 Bxf4 10. gxf4 Ne4 11. e3 Bg4 12. Qe1 Bxf3 13. Nxf3 g5 14. Nxg5 Nxg5 15. fxg5 Qxg5 16. Kh1 Qh4 17. Rg1 Nd7 18. c4 Nf6 19. Bf3 Ne4 20. Rg2 Ke7 21. cxd5 exd5 22. Qe2 Rhg8 23. Rag1 Rxg2 24. Rxg2 Ra6 25. Bxe4 Qxe4 26. h3 Rg6 27. f3 Qb1+ 28. Kh2 Qxb3 29. e4 Re6 30. e5 Qxa4 31. Qd2 Qa3 32. Qg5+ Kd7 33. Qf5 Qf8 34. f4 a4 35. Qc2 b5 36. f5 Rc6 37. Qd1 Qh6 38. Qf3 a3 39. Qxd5+ Kc8 40. Qe4 Rc3 41. Rg8+ Kd7 42. Qd5+ Ke7 43. Qd8# 1-0
2024.12.03 Titled Tue 3rd Dec Late
271926 Arabidze, M (2457) Zierk, S (2501) 1-0
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be6 7. Bd3 Nbd7 8. Nge2 h6 9. Bh4 g5 10. Bg3 Nh5 11. Qc2 Nxg3 12. Nxg3 h5 13. h4 gxh4 14. Nf5 Bxf5 15. Bxf5 Nb6 16. O-O-O Qf6 17. Kb1 Bb4 18. e4 Bxc3 19. bxc3 dxe4 20. Qxe4+ Kd8 21. Qxh4 Nd5 22. Qxf6+ Nxf6 23. c4 Ke7 24. Kc2 h4 25. Rhe1+ Kf8 26. Bh3 Rd8 27. Kc3 Rh5 28. a4 b5 29. axb5 cxb5 30. Ra1 bxc4 31. Rxa7 Nd5+ 32. Kxc4 Rh6 33. Ra5 Nf4 34. Re4 Rf6 35. Rf5 Rxf5 36. Bxf5 Nd5 37. Rxh4 Ke7 38. Rh1 Kd6 39. Ra1 Nc7 40. g4 Rb8 41. Ra7 Rb2 42. f3 Rf2 43. Be4 Rf1 44. Rb7 Rc1+ 45. Kd3 f6 46. Rb6+ Ke7 47. Rc6 Rxc6 48. Bxc6 Kd6 49. Be4 Nb5 50. Ke3 Nc3 51. f4 Nb5 52. Bd3 Nc7 53. Bc4 Ke7 54. Ke4 Na8 55. Bb5 Nc7 56. Bc4 Na8 57. g5 fxg5 58. fxg5 Nb6 59. Bb3 Nd7 60. Kf5 Nb8 61. g6 Nc6 62. Ke4 Kf6 63. Bf7 Nd8 64. Kd5 Nxf7 65. gxf7 1-0
2024.12.03 Titled Tue 3rd Dec Late
271954 Zierk, S (2501) Slaby, Je (2464) 1-0
1. Nf3 c6 2. g3 d5 3. Bg2 Nf6 4. O-O Bf5 5. d3 h6 6. Nbd2 e6 7. Re1 Be7 8. b3 a5 9. a3 O-O 10. Bb2 Re8 11. e4 Bh7 12. Qe2 b5 13. Nd4 Qb6 14. exd5 cxd5 15. c4 bxc4 16. dxc4 Bc5 17. cxd5 Bxd4 18. Nc4 Bxf2+ 19. Qxf2 Qxf2+ 20. Kxf2 Ra6 21. Rad1 Nbd7 22. dxe6 Raxe6 23. Rxe6 Rxe6 24. Nxa5 Ng4+ 25. Kg1 Bf5 26. Nc6 Re2 27. Bd4 Ndf6 28. h3 Ne3 29. Bf3 1-0
2024.12.03 Titled Tue 3rd Dec Late
272152 Hambleton, A (2420) Zierk, S (2501) 0-1
1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 e6 5. Nd2 Bd6 6. Ngf3 Qc7 7. Bxd6 Qxd6 8. Ne5 Nbd7 9. f4 Ne4 10. Nxe4 dxe4 11. Bb5 cxd4 12. Qxd4 Qxd4 13. cxd4 f6 14. Nxd7 Bxd7 15. Be2 Ke7 16. Rc1 Kd6 17. Kd2 Rhc8 18. Rxc8 Rxc8 19. Rc1 Ra8 20. h4 a5 21. a3 Bc6 22. g4 h6 23. h5 Bd5 24. Rg1 Rf8 25. Ke1 Ke7 26. g5 fxg5 27. fxg5 hxg5 28. Rxg5 Kf7 29. Rg4 Rh8 30. Kd2 Bc6 31. Rg5 Rh6 32. Bc4 b6 33. Re5 Rf6 34. Ke1 a4 35. Be2 Bd5 36. Bg4 Kg8 37. Rg5 Kh7 38. Be2 Kh6 39. Rg1 Bc6 40. Rg2 Be8 41. Rg4 Bxh5 42. Rxe4 Bxe2 43. Kxe2 g5 44. Re5 g4 45. d5 exd5 46. Rxd5 g3 47. Rd1 Rf2+ 48. Kd3 Rxb2 49. Rg1 g2 50. Ke4 Kg5 51. Kf3 Kf5 52. Rd1 b5 53. e4+ Ke5 54. Rd5+ Ke6 55. Rg5 Kd6 56. Kf4 b4 57. axb4 a3 58. e5+ Kd5 59. Rg6 a2 60. e6 a1=Q 61. e7 Qf1+ 62. Kg5 Qe2 63. Kh6 Qxe7 64. b5 g1=Q 0-1
2024.11.26 Titled Tue 26th Nov Late
280283 Zierk, S (2501) Jaque Gutierrez, Matias (2233) 1-0
1. e4 c5 2. Nf3 g6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nb6 8. Bb3 Bg7 9. Qe2 O-O 10. O-O Nc6 11. h3 dxe5 12. dxe5 Nd4 13. Nxd4 Qxd4 14. Re1 Bf5 15. Bg5 Rfe8 16. Nc3 h6 17. Nb5 Qd8 18. Red1 Qb8 19. Bf4 Rd8 20. Bxf7+ Kh7 21. Nd4 Nd5 22. Bg3 e6 23. Nxf5 gxf5 24. Bxe6 Ne7 25. Bh4 Rxd1+ 26. Rxd1 Qe8 27. Rd7 Ng6 28. Bf6 Qxd7 29. Bxd7 1-0
2024.11.26 Titled Tue 26th Nov Late
280605 Uzunoglu, E (2049) Zierk, S (2501) 1-0
1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 g6 5. h4 h5 6. Bg2 Bg7 7. d3 d6 8. O-O Nf6 9. Bg5 O-O 10. Nbd2 Qc7 11. Nc4 Ng4 12. c3 e5 13. Ne3 Nxe3 14. Qxe3 Bg4 15. Bh6 f6 16. Bxg7 Kxg7 17. Nd2 b5 18. f4 b4 19. f5 Rab8 20. fxg6 bxc3 21. bxc3 Rb2 22. Nc4 Re2 23. Qc1 Rb8 24. Rb1 Rxa2 25. Ne3 Be6 26. g4 hxg4 27. h5 Ne7 28. Rxb8 Qxb8 29. Qe1 Ng8 30. Qh4 Qd8 31. Nxg4 Bxg4 32. Qxg4 Nh6 33. Qe6 Rb2 34. Ra1 Qc7 35. Ra6 Rb1+ 36. Kh2 Rb6 37. Ra5 Rb2 38. Ra6 Rb6 39. Ra4 Qb7 40. Kg3 Rb2 41. Qxd6 Rb6 42. Qxc5 Rc6 43. Rxa7 Rxc5 44. Rxb7+ Kg8 45. c4 Rc6 46. Bh3 Rd6 47. Rd7 Rc6 48. Bf5 Ra6 49. Rd8+ Kg7 50. Rd7+ Kg8 51. c5 Rc6 52. Rd5 Ra6 53. Rd6 Ra1 54. c6 Rc1 55. Rd8+ Kg7 56. Rd7+ Kg8 57. c7 1-0
2024.11.26 Titled Tue 26th Nov Late
280761 Zierk, S (2501) Gonzalez Castillo, Jose Javier (2182) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 7. Nf3 Bd6 8. O-O Nge7 9. Re1 Bd7 10. a4 O-O 11. Na3 a6 12. Nc2 Ng6 13. Ne3 Rad8 14. g3 e5 15. Nxd5 Qa5 16. Ne3 exd4 17. Nc4 Qc7 18. Nxd6 Qxd6 19. Ng5 Nce5 20. Bf1 Bc6 21. cxd4 Qd5 22. Ne4 f5 23. Bg5 fxe4 24. dxe5 Qxd1 25. Raxd1 Rxd1 26. Rxd1 Nxe5 27. Be3 Nf3+ 28. Kg2 Ne5 29. a5 Nd3 30. b3 Rd8 31. Kh2 Kf7 32. g4 Ke6 33. Kg3 Ke5 34. f4+ Ke6 35. Be2 Rd7 36. f5+ Ke7 37. h4 Nb4 38. Bc5+ 1-0
2024.11.26 Titled Tue 26th Nov Late
280975 Ozates, Tuna (2225) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. dxc5 Nf6 6. Ngf3 Qxc5 7. Be2 Nbd7 8. O-O Be7 9. a4 O-O 10. a5 Rd8 11. a6 bxa6 12. Bxa6 Bxa6 13. Rxa6 Qb5 14. Ra1 Nc5 15. Qe1 a5 16. Ne5 a4 17. Ndc4 Nce4 18. Be3 Rac8 19. Qa5 Qxa5 20. Nxa5 Rxc2 21. Nac6 Re8 22. Nxe7+ Rxe7 23. Rxa4 Rxb2 24. Nc6 Re8 25. Rc1 h5 26. f3 Nd6 27. Bd4 Rb5 28. Bxf6 gxf6 29. Ra5 Rxa5 30. Nxa5 Ra8 31. Nc6 Ra2 32. Rc5 Nf5 33. Rxf5 exf5 34. Ne7+ Kh7 35. Nxf5 Kg6 36. Ne3 Re2 37. Nf1 h4 38. h3 Kg5 39. Nh2 f5 40. Kf1 Ra2 41. Kg1 Kf4 42. Nf1 Re2 43. Kh2 Ke5 44. Kg1 f4 45. Nh2 Re1+ 46. Kf2 Ra1 47. Ng4+ Ke6 48. Ke2 Kd5 49. Nf6+ Kd4 50. Ne4 f5 51. Ng5 Ra6 0-1
2024.11.26 Titled Tue 26th Nov Late
281052 Zierk, S (2501) Janaszak, Daw (2306) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 bxc6 5. e5 Nd5 6. O-O d6 7. Re1 Bg4 8. exd6 e6 9. h3 Bh5 10. d3 Bxd6 11. Nbd2 O-O 12. Ne4 Be7 13. Ng3 Bg6 14. Ne5 Bd6 15. b3 Nc3 16. Qd2 Bxe5 17. Rxe5 Qd4 18. Re1 Ne2+ 19. Nxe2 Qxa1 20. Nc3 c4 21. bxc4 Rab8 22. Ba3 Qxe1+ 23. Qxe1 Rfd8 24. Qe5 h6 25. h4 Kh7 26. h5 Bf5 27. f3 f6 28. Qc7 e5 29. g4 Be6 30. Ne4 Kh8 31. Be7 Rdc8 32. Qd6 Bf7 33. Bxf6 gxf6 34. Qxf6+ Kg8 35. Nd6 Rf8 36. Nf5 1-0
2024.11.26 Titled Tue 26th Nov Late
281355 Zierk, S (2501) Lopez Mulet, Inigo (2388) 1/2-1/2
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5 Bxc3+ 5. bxc3 Qa5 6. Qd4 Nf6 7. Qb4 Qc7 8. Be3 Nc6 9. Qc4 Ne5 10. Qa4 Neg4 11. Qd4 Nxe3 12. Qxe3 O-O 13. Nf3 b6 14. cxb6 axb6 15. c4 Bb7 16. Bd3 Ra3 17. Qd4 Rfa8 18. O-O Rxa2 19. Rxa2 Rxa2 20. e5 Ne8 21. Ng5 h6 22. Nh3 Qc6 23. Qg4 Ng7 24. Nf4 h5 25. Qg5 Ne6 26. Nxe6 Qxe6 27. f3 Ra5 28. Re1 Bc6 29. h3 d6 30. f4 dxe5 31. fxe5 Kg7 32. Qg3 Bb7 33. Kh2 Rc5 34. Qe3 Ba6 35. Rb1 Bxc4 36. Bxc4 Qxc4 37. Rxb6 Qxc2 38. e6 f6 39. Rb8 Rc8 40. Rb6 Qc7+ 41. Kg1 Qc1+ 42. Qxc1 Rxc1+ 43. Kf2 Rc7 44. g4 hxg4 45. hxg4 g5 46. Kf3 Kg6 47. Ra6 f5 48. gxf5+ Kxf5 49. Ra5+ Kf6 50. Kg4 Rc4+ 51. Kg3 Re4 52. Rb5 Rxe6 53. Kg4 Re4+ 54. Kf3 Rf4+ 55. Kg3 Rc4 56. Rb8 e6 57. Rf8+ Ke5 58. Rg8 Kf5 59. Rf8+ Ke4 60. Rg8 Rc5 61. Rg6 Kf5 62. Rg8 Rc3+ 63. Kf2 e5 64. Rf8+ Ke4 65. Rg8 Kf4 66. Rf8+ Kg4 67. Re8 Rc5 68. Rg8 e4 69. Ke3 Re5 70. Rh8 Kg3 71. Rh5 Kg4 72. Rh1 Re7 73. Rg1+ Kf5 74. Rf1+ Ke5 75. Ra1 g4 76. Ra5+ Kf6 77. Kf4 e3 78. Ra1 e2 79. Re1 Re6 80. Kxg4 Ke7 81. Kf3 Kd6 82. Rxe2 Rxe2 83. Kxe2 1/2-1/2
2024.11.26 Titled Tue 26th Nov Late
281422 De Boer, Eelke (2421) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Nbd2 Na5 8. Rb1 Bd7 9. h4 Ne7 10. h5 h6 11. b3 cxb3 12. Nxb3 Ba4 13. Nxa5 Qxa5 14. Qd3 b5 15. Bd2 Qc7 16. g4 Nc6 17. Bc1 Na5 18. Nd2 Rc8 19. Rh3 Be7 20. f4 Kd7 21. Rf3 Nc4 22. Nxc4 bxc4 23. Qd2 Rb8 24. Rxb8 Rxb8 25. g5 Rb1 26. Kf2 Qb6 27. Bh3 Qb3 28. Re3 hxg5 29. f5 Bxa3 30. f6 Bxc1 31. fxg7 Bxd2 32. g8=Q Bxe3+ 33. Kf3 Qd1+ 0-1
2024.11.26 Titled Tue 26th Nov Late
281542 Zierk, S (2501) Ibarra Jerez, JC (2556) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nd4 5. Nxd4 cxd4 6. c3 a6 7. Bc4 b5 8. Bb3 Bc5 9. d3 Ne7 10. cxd4 Bxd4 11. Nd2 Nc6 12. Nf3 O-O 13. Qe2 d5 14. Bg5 Qd6 15. Rac1 Bb6 16. exd5 exd5 17. Bf4 Nd4 18. Nxd4 Qxf4 19. Nc6 Bg4 20. Qc2 Rae8 21. Rce1 Bf3 22. gxf3 Bc7 0-1
2024.11.26 Titled Tue 26th Nov Late
281742 Miljkovic, Mir1 (2422) Zierk, S (2501) 0-1
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 dxc4 5. e3 c5 6. Bxc4 cxd4 7. exd4 Be7 8. Nf3 O-O 9. O-O Nc6 10. Re1 a6 11. a3 b5 12. Ba2 b4 13. Na4 Bb7 14. Nc5 Bxc5 15. dxc5 Qxd1 16. Raxd1 Rfd8 17. Rd6 bxa3 18. bxa3 h6 19. Bh4 Kf8 20. Red1 Rxd6 21. cxd6 g5 22. Bg3 Ne4 23. Rb1 Nxg3 24. hxg3 Ra7 25. Bc4 Ke8 26. Bb3 Kd7 27. Rd1 f6 28. Ba4 Kd8 29. Nd2 Ne5 30. Nb3 Bd5 31. Nc5 Nc4 32. Rb1 Nxd6 33. Rb8+ Ke7 34. Rh8 Rc7 35. Rh7+ Nf7 36. Nxa6 Rc1+ 37. Kh2 Be4 38. Rg7 Kf8 0-1
2024.11.26 Titled Tue 26th Nov Late
281866 Kacharava, Nikolozi (2525) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. h4 Nc6 9. h5 h6 10. Rb1 c4 11. Qg4 Qxc2 12. Rc1 Qh7 13. Be2 Bd7 14. Rh3 Nge7 15. Rf3 Nf5 16. Qf4 g5 17. hxg6 fxg6 18. Qh2 g5 19. g4 Nh4 20. Rf6 O-O-O 21. f4 Qe7 22. Nf3 Nxf3+ 23. Bxf3 gxf4 24. Qxf4 Qxa3 25. Rxh6 Rxh6 26. Qxh6 Nxd4 27. Bd1 Nb3 28. Rc2 Nc5 29. g5 Ba4 30. g6 Qa1 31. Ke2 Bxc2 32. Bxc2 Qg1 33. g7 Qg4+ 34. Kf2 Nd3+ 35. Bxd3 cxd3 36. Bg5 Rg8 37. Qh8 Qf5+ 38. Ke1 Qxe5+ 39. Kf2 Qf5+ 40. Ke1 Qe5+ 41. Kf2 Rxh8 0-1
2024.11.26 Titled Tue 26th Nov Late
281971 Zierk, S (2501) Shankland, S (2672) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. a3 b4 12. axb4 Nxb4 13. Bc4 Qa5 14. Kb1 O-O 15. e5 Rfc8 16. Bb3 Rxc3 17. Qxc3 Ne4 18. Qd4 Nxg5 19. fxg5 Ba4 20. Bxa4 Qxa4 21. Qc4 dxe5 22. Nxe5 Bxg5 23. Nd3 Rb8 24. Rhf1 h5 25. Qb3 Qxb3 26. cxb3 Nd5 27. Rf3 Rxb3 28. Ne5 Rb5 29. Nxf7 Bf6 30. Nd6 Rxb2+ 31. Kc1 Rxg2 32. Rdd3 Rxh2 33. Ne4 h4 34. Rb3 e5 35. Kd1 Kf7 36. Rb7+ Kg6 37. Rd7 Nf4 38. Rf1 Kf5 39. Nf2 e4 40. Rc7 e3 41. Rc5+ Ke6 42. Re1 Rxf2 43. Rxe3+ Kf7 0-1
2024.11.19 Titled Tue 19th Nov Late
287368 Van Roon, Sjoerd (2277) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. Qb4 Qxc2 10. Nf3 Nc6 11. Qb1 Qa4 12. Be2 Nge7 13. O-O Na5 14. Qb4 Bd7 15. Bg5 Nc8 16. Bd1 Nb3 17. Bxb3 Qxb3 18. Qxb3 cxb3 19. a4 Nb6 20. a5 Na4 21. Rfb1 b2 22. Ra3 Rc8 23. Bd2 Bb5 24. Ne1 Kd7 25. Rb3 a6 26. f4 Rc7 27. Kf2 Rhc8 28. R1xb2 Nxb2 29. Rxb2 Rc4 30. Nd3 Ra4 31. Nc5+ Rxc5 32. dxc5 Kc6 33. Be3 Rxa5 34. g4 Ra1 35. f5 exf5 36. gxf5 Rf1+ 37. Kg3 Rxf5 38. Bd4 a5 39. Kg4 Rf1 40. h4 a4 41. Ra2 Kd7 42. h5 h6 43. Kh4 Ke6 44. Rg2 Bc4 45. Rb2 a3 46. Rb6+ Kf5 47. Rxb7 a2 48. Rxf7+ Ke4 49. Rxf1 Bxf1 50. c4 Kxd4 51. e6 a1=Q 52. e7 Qe1+ 53. Kg4 0-1
2024.11.19 Titled Tue 19th Nov Late
287530 Zierk, S (2501) Reprintsev, A (2230) 0-1
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Nc6 6. Bd2 a6 7. Bc4 Qh5 8. d5 Ne5 9. Nxe5 Qxe5+ 10. Qe2 Qxe2+ 11. Bxe2 e6 12. Bf4 Bb4 13. dxe6 Bxc3+ 14. bxc3 Bxe6 15. Bxc7 Nd5 16. Be5 f6 17. Bd4 Rc8 18. Bf3 Kf7 19. a4 b6 20. Ra3 Rhd8 21. O-O Rd6 22. Rb1 Bf5 23. Bxd5+ Rxd5 24. Rxb6 Re8 25. h3 Bc8 26. Kf1 h5 27. Rab3 h4 28. Rc6 Ra5 29. Rb4 Kg6 30. Be3 Bd7 31. Rc7 Bxa4 32. Rg4+ Kf5 33. Rcxg7 Bxc2 34. Rf4+ Ke6 35. Ke2 Ra1 36. Bd4 Bf5 0-1
2024.11.19 Titled Tue 19th Nov Late
287704 Holinka, Henning (2290) Zierk, S (2501) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. c4 d4 6. e3 Nc6 7. exd4 cxd4 8. d3 Bd6 9. Bg5 h6 10. Bxf6 Qxf6 11. Nbd2 Qe7 12. a3 a5 13. Ne4 Bc7 14. c5 f5 15. Nd6+ Bxd6 16. cxd6 Qxd6 17. Rc1 O-O 18. Qa4 Bd7 19. Nd2 Ne5 20. Qb3 a4 21. Qxb7 Rab8 22. Qc7 Qxc7 23. Rxc7 Rxb2 24. Nc4 Nxc4 25. dxc4 Rd8 26. c5 Bb5 27. Rd1 d3 28. Rb7 d2 29. Bf3 Rb3 30. c6 Rxf3 31. c7 Rc8 32. Rxd2 Kf7 33. Rxb5 Rxc7 34. Ra5 Rxa3 35. Rd4 Rc2 36. Raxa4 Rf3 37. Ra7+ Kf6 38. Rdd7 Rfxf2 39. Rf7+ Ke5 40. Ra5+ Ke4 41. Ra4+ Ke3 42. Ra3+ Ke2 43. Re7 Rc1# 0-1
2024.11.19 Titled Tue 19th Nov Late
287941 Sydoryka, Vladyslav (2295) Zierk, S (2501) 0-1
1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 d4 5. O-O c5 6. e3 Nc6 7. exd4 cxd4 8. Re1 Bd6 9. d3 O-O 10. Na3 e5 11. c5 Bb8 12. Nc4 Nd7 13. a3 Nxc5 14. Ncxe5 Nxe5 15. Nxe5 a5 16. Qc2 Qb6 17. Nc4 Qb3 18. Qxb3 Nxb3 19. Rb1 Ra6 20. Bg5 b5 21. Nd2 Nc5 22. Be7 Nxd3 23. Re4 Re8 24. Rxd4 Ne5 25. Rc1 Bf5 26. Be4 Bxe4 27. Rxe4 Rc6 28. Rxc6 Nxc6 29. Bc5 Rd8 30. Be3 a4 31. Kf1 Bd6 32. Ke2 f5 33. Rh4 Be7 34. Rh3 Bf6 35. b3 b4 36. axb4 a3 37. b5 a2 38. bxc6 a1=Q 39. c7 Rc8 40. Bf4 g5 41. Bd6 Be5 42. Bxe5 Qxe5+ 43. Kf1 Rxc7 44. Rh6 Rc1+ 45. Kg2 Qd5+ 46. Nf3 g4 0-1
2024.11.19 Titled Tue 19th Nov Late
288093 Zierk, S (2501) Henderson de La Fuente, Lance (2510) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 O-O 8. Nf3 Nf5 9. d4 d5 10. c3 Bd6 11. Bd3 Nce7 12. Qc2 c6 13. g4 Nh6 14. Bxh7+ Kh8 15. h3 Ng6 16. Bxg6 fxg6 17. Bxh6 Qf6 18. Ne5 Bxe5 19. dxe5 Qh4 20. Bc1 Bxg4 21. Re3 Bf3 22. Nd2 Bd1 23. Qxd1 Qxf2+ 24. Kh1 Qxe3 25. Nf1 Qxh3+ 26. Kg1 Rf3 27. Qe2 Raf8 28. Bd2 R8f5 29. e6 Rf2 30. Qxf2 Rxf2 31. Kxf2 Qxe6 32. b4 Qf5+ 33. Ke2 Qg4+ 34. Kf2 Qf5+ 35. Kg3 Qe5+ 36. Kf3 Qe4+ 37. Kf2 Qf5+ 1/2-1/2
2024.11.19 Titled Tue 19th Nov Late
288296 Zierk, S (2501) Burmakin, V (2453) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 dxc4 6. Bxc4 Nd7 7. Nge2 Nb6 8. Bb3 Ne7 9. Ng3 Bg6 10. h4 h5 11. Bg5 Qd7 12. Nce4 Nf5 13. Nxf5 Bxf5 14. Nc5 Bxc5 15. dxc5 Qxd1+ 16. Rxd1 Nd7 17. Rxd7 Kxd7 18. Ke2 Rae8 19. Ke3 Rhf8 20. f3 f6 21. Bf4 Kc8 22. Rg1 Rf7 23. g4 Bg6 24. exf6 gxf6 25. Bd6 Rh7 26. g5 fxg5 27. Rxg5 Bf7 28. Bc2 Reh8 29. Be5 Kd7 30. Bxh7 Rxh7 31. Rg1 Ke8 32. Bf6 e5 33. a3 Bd5 34. Bxe5 Kf7 35. f4 b6 36. b4 bxc5 37. bxc5 Ke6 38. Rg6+ Kf5 39. Rg5+ Ke6 40. Kd4 Kf7 41. f5 Ke7 42. Ke3 Ke8 43. Kf4 Ke7 44. Rg6 Kf7 45. Kg5 Ke8 46. Rd6 Re7 47. Bf6 Re3 48. Kg6 1-0
2024.11.19 Titled Tue 19th Nov Late
288498 Przybylski, W (2325) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bd6 6. O-O Bg4 7. c3 Nge7 8. h3 Bh5 9. Nbd2 Qd7 10. Qc2 O-O-O 11. Re1 Kb8 12. Ne5 Bxe5 13. dxe5 Bg6 14. Nf3 d4 15. Nxd4 Nxd4 16. cxd4 Nc6 17. Bxg6 Nxd4 18. Qe4 hxg6 19. Be3 Nf5 20. Bg5 Rde8 21. Rad1 Qb5 22. a4 Qb6 23. Rd5 f6 24. Bf4 Qe6 25. Qd3 Ne7 26. Rd7 f5 27. Rc1 Nc6 28. Rxg7 Rhg8 29. Rxg8 Rxg8 30. h4 Rd8 31. Qb5 Rd4 32. Be3 Rxh4 33. Qc5 Rh8 34. a5 Qxe5 35. Qxe5 Nxe5 36. Bf4 Re8 37. Rd1 Kc8 38. f3 Nc4 39. b3 Nxa5 40. Rd3 Nc6 41. Kf2 Rd8 42. Rc3 Rd4 43. Bh2 Kd7 44. Ke3 Rd5 45. Bf4 a5 46. g4 fxg4 47. fxg4 Nb4 48. Ke4 c6 49. Rh3 Ke6 50. Rh6 Kf6 51. g5+ Kg7 52. Rh1 Nd3 53. Be3 Nc5+ 54. Kf4 Nxb3 55. Rb1 a4 56. Rb2 b5 57. Rc2 c5 58. Re2 c4 59. Bf2 Rf5+ 60. Kg4 Rxf2 61. Rxf2 a3 62. Re2 b4 63. Re7+ Kf8 64. Ra7 c3 65. Kf4 c2 66. Ke5 c1=Q 67. Kf6 Qc6+ 68. Ke5 Qc5+ 69. Kf6 Qxa7 70. Kxg6 Qg7+ 71. Kh5 a2 0-1
2024.11.19 Titled Tue 19th Nov Late
288633 Zierk, S (2501) Yoo, Christopher Woojin (2588) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 dxe4 5. Nxe4 Nf6 6. Nf3 Nxe4 7. Bxe4 Nd7 8. Qe2 c5 9. Be3 Nf6 10. Bd3 cxd4 11. Bxd4 Bd7 12. O-O-O Qa5 13. Kb1 O-O 14. Ne5 Be8 15. h4 Nd5 16. Qe4 f5 17. Qe1 Qa4 18. Bc4 Rd8 19. Bb3 Qa6 20. h5 Bf6 21. h6 g6 22. Nf3 Be7 23. Bg7 Rf7 24. Ne5 Rxg7 25. hxg7 Bf6 26. Nd3 Bf7 27. Nb4 Qb6 28. Nxd5 exd5 29. Qe3 Qxe3 30. fxe3 Kxg7 31. Rd3 h5 32. Rhd1 Re8 33. a4 Kh6 34. a5 h4 35. c3 Kg5 36. Kc2 Kg4 37. Kd2 Kg3 38. e4+ Kxg2 39. exf5 g5 40. Bxd5+ Bxd5 41. Rxd5 h3 42. Rd6 Be5 43. Rg6 Rd8+ 44. Ke2 Rxd1 45. Rxg5+ Bg3 46. Kxd1 h2 47. Rh5 h1=Q+ 48. Rxh1 Kxh1 49. Ke2 Kg2 50. Ke3 Kh3 51. Ke4 Kg4 52. f6 Kg5 53. f7 Bd6 54. Kd5 Bf8 55. Ke6 Kg6 56. c4 Kg7 57. b3 Bb4 58. Kd7 Bxa5 59. Kc8 b6 60. Kb7 Kxf7 61. Kxa7 Ke6 62. Ka6 Kd6 63. Kb5 Kc7 64. b4 Bxb4 65. Kxb4 Kc6 66. Kc3 Kc5 67. Kb3 b5 68. cxb5 Kxb5 1/2-1/2
2024.11.19 Titled Tue 19th Nov Late
288722 Esipenko, Andrey (2682) Zierk, S (2501) 1-0
1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. dxc5 e6 5. b4 a5 6. c3 axb4 7. cxb4 b6 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. a4 bxc5 11. b5 c4 12. O-O Bb4 13. Bb2 Qe7 14. Qc2 Nbd7 15. Nd4 Ne5 16. Bc3 Ne4 17. Bxb4 Qxb4 18. f3 Nc5 19. Nc3 O-O 20. Rfb1 Qa5 21. h3 Qb6 22. Ra2 Rfc8 23. f4 Ned3 24. Nc6 Nb3 25. Qe2 Nbc1 26. Qd2 Nxa2 27. Ne7+ Kh8 28. Nxc8 Qa5 29. Qxa2 Qxc3 30. Nd6 Nc5 31. Qf2 Rxa4 32. Nxf7+ Kg8 33. Ne5 Ra1 34. Rxa1 Qxa1+ 35. Kh2 Ne4 36. Qh4 Qa8 37. Qe7 Qc8 38. b6 Nc5 39. Qf7+ Kh8 40. Qc7 Qf8 41. b7 Na6 42. Qc8 1-0
2024.11.19 Titled Tue 19th Nov Late
288845 Zierk, S (2501) Assylov, Miras (2304) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 e5 7. Nf5 h5 8. Bb5+ Nc6 9. gxh5 Bxf5 10. exf5 Rxh5 11. Qf3 Qd7 12. Qg2 Rxf5 13. Bg5 O-O-O 14. O-O-O Be7 15. Bd3 Nd4 16. Bxf6 Rxf6 17. Nd5 g6 18. c3 Ne6 19. Nxf6 Bxf6 20. Bc4 Nf4 21. Qf3 Kb8 22. Bd5 Rc8 23. Kb1 Qb5 24. Bxf7 Qb6 25. Bb3 a5 26. Rd2 Rc5 27. Rhd1 Be7 28. Qe4 Qc7 29. a3 b5 30. Ka2 Qa7 31. Rxd6 Bxd6 32. Rxd6 Qc7 33. Rf6 a4 34. Bg8 Rc4 35. Bxc4 bxc4 36. Rf8+ Ka7 37. Qa8+ Kb6 38. Rb8+ Qxb8 1-0
2024.11.19 Titled Tue 19th Nov Late
288965 Sokhor, Nazar (2251) Zierk, S (2501) 0-1
1. g4 d5 2. h3 c5 3. Bg2 Nc6 4. d3 h5 5. g5 e5 6. h4 Be6 7. Nd2 Qd7 8. c4 d4 9. a3 Nge7 10. Rb1 Ng6 11. Ne4 a5 12. Qa4 Be7 13. Bd2 Nf4 14. Bxf4 exf4 15. Nh3 Qc7 16. Qb5 O-O 17. g6 a4 18. Nxc5 Bxc5 19. Qxc5 Ra5 20. Qxf8+ Kxf8 21. gxf7 Bxh3 22. Rxh3 Qxf7 23. Be4 Ra6 24. b4 axb3 25. Rxb3 Qe7 26. Rf3 Rxa3 27. Rxf4+ Ke8 28. Rb1 Qd6 29. Rf5 Qh2 30. Rxh5 Qg1+ 31. Kd2 Ra2+ 32. Rb2 Rxb2# 0-1
2024.11.12 Titled Tue 12th Nov Late
295477 Zierk, S (2501) Jaque Gutierrez, Matias (2233) 1-0
1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. Bb5 Bg4 8. Bxc6+ bxc6 9. O-O Bxf3 10. Qxf3 Nh6 11. Nd2 O-O 12. Nb3 f6 13. exf6 Rxf6 14. Qe2 Nf5 15. Bg5 Rf7 16. Rfd1 Rb8 17. Rac1 Qd6 18. Qa6 Rxb3 19. axb3 Nxd4 20. Re1 h6 21. Be3 c5 22. Qxa7 Nxb3 23. Bxc5 Qf4 24. Be3 Qf5 25. Qb8+ Kh7 26. Qxb3 d4 27. Rc5 e5 28. Bxd4 h5 29. Be3 h4 30. h3 g5 31. Qc2 1-0
2024.11.12 Titled Tue 12th Nov Late
295637 Al Tarbosh, W (2248) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 c5 5. Nf3 Nf6 6. O-O c4 7. Re1+ Be7 8. Bf1 O-O 9. b3 cxb3 10. axb3 Nc6 11. c4 Bg4 12. Be3 Bb4 13. Nbd2 Bxf3 14. Qxf3 Bxd2 15. Bxd2 Nxd4 16. Qg3 Ne4 17. Rxe4 dxe4 18. Bc3 Ne6 19. Rd1 Qxd1 20. h4 Rad8 21. h5 Rd3 0-1
2024.11.12 Titled Tue 12th Nov Late
295972 Zierk, S (2501) Asish Panda (1903) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 Be7 9. dxc5 Bxc5 10. Bxc5 Nxc5 11. O-O-O b5 12. Qe3 Nd7 13. h4 Qa5 14. Kb1 Bb7 15. h5 h6 16. g4 Rc8 17. Rh2 Nb6 18. Nd4 Nxd4 19. Qxd4 b4 20. Ne2 Na4 21. Nc1 Nc5 22. f5 Rc6 23. Nb3 Nxb3 24. axb3 Qb6 25. fxe6 fxe6 26. Qd3 Qc7 27. Rf2 Kd8 28. Qg6 Re8 29. Rf7 Re7 30. Rf8+ Kd7 31. g5 Qxe5 32. gxh6 gxh6 33. Qxh6 Rc8 34. Rf3 Qe4 35. Rfd3 a5 36. Bh3 Kc7 37. Qf6 Rce8 38. h6 Ba6 39. Rd4 Qh7 40. Qe5+ Kb7 41. Qd6 Qxh6 42. Bg2 Qg6 43. Bxd5+ exd5 44. Qxg6 Ka7 45. Qd6 1-0
2024.11.12 Titled Tue 12th Nov Late
296145 Zierk, S (2501) Andreikin, D (2695) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. d3 Bg4 6. O-O Nd7 7. a4 e5 8. a5 Bd6 9. Be3 O-O 10. Nbd2 Re8 11. h3 Bh5 12. g4 Bg6 13. Kg2 Nf8 14. Nc4 f6 15. Nxd6 Qxd6 16. Nd2 Ne6 17. Nc4 Qc7 18. Qd2 Bf7 19. b3 Rad8 20. f4 exf4 21. Bxf4 Qe7 22. Be3 h5 23. gxh5 Bxh5 24. Kh1 b5 25. axb6 axb6 26. Nxb6 f5 27. Rxf5 Bg6 28. Bg5 Nxg5 29. Rxg5 Bxe4+ 30. Kg1 Qc7 31. Nc4 Bf3 32. Re1 Qd7 33. Ne5 Qxh3 34. Rxg7+ Kh8 35. Qg5 Bd5 36. Ng6+ Kxg7 37. Nf4+ Kf7 38. Qg6+ Kf8 39. Rxe8+ Rxe8 40. Qf6+ Kg8 41. Qg6+ Kf8 42. Qf6+ Kg8 43. Nxh3 Re2 44. c4 1-0
2024.11.12 Titled Tue 12th Nov Late
296383 Shankland, S (2672) Zierk, S (2501) 1/2-1/2
1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 d4 5. O-O c5 6. e3 Nc6 7. exd4 cxd4 8. d3 Bd6 9. Bg5 h6 10. Bxf6 Qxf6 11. Nbd2 Qe7 12. Nb3 Bc5 13. a3 a5 14. Nxc5 Qxc5 15. Qa4 Ra6 16. Nd2 O-O 17. Ne4 Qe7 18. c5 Bd7 19. Qc4 a4 20. Nd6 Na5 21. Qxd4 Nb3 22. Qc3 Nxa1 23. Bxb7 Rxd6 24. cxd6 Qxd6 25. Rxa1 Rb8 26. Be4 Qb6 27. Rc1 f5 28. Bf3 Qxb2 29. Qxb2 Rxb2 30. Rc7 Bb5 31. Bh5 g5 32. Bf7+ Kf8 33. Bxe6 Bxd3 34. f4 gxf4 35. gxf4 Be4 36. Rf7+ Ke8 37. Ra7 Rg2+ 38. Kf1 Rxh2 39. Rxa4 Rh4 40. Ra7 Rxf4+ 41. Kg1 h5 42. Bf7+ Kd8 43. Bxh5 Rh4 44. Be2 f4 45. Ra4 Bc6 46. Rd4+ Ke7 47. a4 Rh1+ 48. Kf2 Rh2+ 49. Ke1 f3 50. Bxf3 Bxf3 51. Rf4 Bd5 52. Rf2 Rh1+ 53. Kd2 Ra1 54. Rf4 Kd6 55. Rh4 Kc5 56. Rf4 Ra3 57. Ke2 Kd6 58. Kd2 Ke5 59. Rf2 Rxa4 60. Re2+ Kd4 61. Rf2 Ra3 62. Re2 Be4 63. Rf2 Bf3 64. Ke1 Ra1+ 65. Kd2 Ra3 66. Ke1 Be4 67. Kd2 Rb3 68. Ke2 Rd3 69. Rf8 Rh3 70. Rf2 Rh1 71. Kd2 Rb1 72. Ke2 Bd3+ 73. Kd2 Rb5 74. Rf4+ Be4 75. Rf2 Re5 76. Re2 Rf5 77. Rh2 Rf1 78. Re2 Bf3 79. Rh2 Rd1+ 80. Kc2 Ke3 81. Rh3 Rd7 82. Rh2 Be4+ 83. Kb3 Rc7 84. Rb2 Kd4 85. Kb4 Bc2 86. Ka3 Ra7+ 87. Kb4 Rc7 88. Ka3 Kd3 89. Kb4 Ra7 90. Kc5 Kc3 91. Rb6 Ra5+ 1/2-1/2
2024.11.12 Titled Tue 12th Nov Late
296521 Zierk, S (2501) Xiong, Jeffery (2636) 0-1
1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4 d5 6. exd6 Nxd6 7. Nc3 Nc6 8. Qf4 h6 9. Bd3 Be6 10. O-O g5 11. Qa4 Bg7 12. Re1 Qd7 13. Nb5 a6 14. Nxd6+ Qxd6 15. Bf5 O-O-O 16. Bxe6+ fxe6 17. Be3 Qd5 18. c3 Qf5 19. Rad1 Rd5 20. Re2 g4 21. Nd2 h5 22. Nf1 h4 23. Rxd5 exd5 24. Bc5 d4 25. Bxd4 Bxd4 26. cxd4 h3 27. d5 hxg2 28. dxc6 gxf1=Q+ 29. Kxf1 Kb8 30. cxb7 Rxh2 31. Qc6 Rh8 32. Re8+ Rxe8 33. Qxe8+ Kxb7 34. Qe2 Qb1+ 35. Kg2 Qxa2 36. Qe4+ Kb6 37. Qb4+ Kc6 38. Qxg4 Qxb2 39. Qe6+ Kb7 40. Kg3 Qc3+ 41. f3 a5 42. Qd5+ Kb6 43. Qd8 a4 44. Qb8+ Ka5 45. Qa7+ Kb4 46. Qb7+ Ka3 47. Qa7 Kb3 48. Qb7+ Kc2 49. Qe4+ Kb3 50. Qb1+ Ka3 51. Qd1 c5 52. Qd6 Kb3 53. Qd5+ c4 54. Qd1+ Ka3 55. Qb1 Qb2 56. Qe4 c3 57. Qe7+ Ka2 58. Qe6+ Ka1 59. Qe1+ Ka2 60. Qe6+ Qb3 61. Qe2+ c2 62. Kg4 a3 63. f4 Qb2 64. Qc4+ Ka1 0-1
2024.11.12 Titled Tue 12th Nov Late
296574 Katz, Alexander (2426) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Nh6 6. Nb5 Bxd2+ 7. Qxd2 O-O 8. Nf3 cxd4 9. Bd3 Nc6 10. O-O f6 11. Rae1 Nf7 12. exf6 Qxf6 13. Nfxd4 e5 14. Nb3 Rb8 15. c4 d4 16. Nc7 Qd6 17. Nd5 Be6 18. Be4 Qd8 19. f4 Nd6 20. Bd3 e4 21. Rxe4 Nxe4 22. Bxe4 Bxd5 23. cxd5 Ne7 24. Nxd4 Qb6 25. Kh1 Rbd8 26. Ne6 Qxe6 0-1
2024.11.12 Titled Tue 12th Nov Late
296721 Zierk, S (2501) Makarian, Rudik (2547) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 h6 8. Be3 Nc6 9. Qd2 Be7 10. Rg1 Nxd4 11. Bxd4 e5 12. Be3 b5 13. a3 Bb7 14. f3 d5 15. exd5 Nxd5 16. Nxd5 Qxd5 17. Qxd5 Bxd5 18. Be2 Bh4+ 19. Bf2 Bxf2+ 20. Kxf2 Ke7 21. a4 b4 22. a5 Rhc8 23. Bd3 Bc4 24. Be4 Rab8 25. Ke3 Rc5 26. Ra4 Ke6 27. f4 exf4+ 28. Kxf4 g6 29. b3 Bd5 30. Bd3 Bc6 31. Raa1 Bb5 32. Rge1+ Kf6 33. Be4 g5+ 34. Kf3 Re8 35. Re3 Rce5 36. Rae1 Rxe4 37. Rxe4 Bc6 0-1
2024.11.12 Titled Tue 12th Nov Late
296849 Javakhadze, Z (2417) Zierk, S (2501) 1/2-1/2
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. d4 cxd4 6. Nxd4 e5 7. Nf3 Nc6 8. c4 d4 9. e3 Be7 10. exd4 exd4 11. Bf4 O-O 12. Ne5 Nxe5 13. Bxe5 Bc5 14. Nd2 Ng4 15. Bf4 Bd6 16. Bxd6 Qxd6 17. h3 Ne5 18. Ne4 Qc7 19. Qxd4 Bxh3 20. Qd6 Qxd6 21. Nxd6 Bxg2 22. Kxg2 Rad8 23. Rad1 Rd7 24. Rfe1 f6 25. f4 Ng4 26. Kf3 h5 27. Nf5 Rfd8 28. Re8+ Rxe8 29. Rxd7 Nh2+ 30. Kf2 Ng4+ 31. Kf3 Nh2+ 32. Kf2 Ng4+ 33. Kf3 1/2-1/2
2024.11.12 Titled Tue 12th Nov Late
297055 Czarnota, P (2488) Zierk, S (2501) 1/2-1/2
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Rc8 7. O-O h6 8. Nbd2 Nge7 9. Nb3 cxd4 10. cxd4 Nf5 11. a3 Be7 12. g4 Nh4 13. Nxh4 Bxh4 14. Be3 Be7 15. f4 Na5 16. Nxa5 Qxa5 17. b4 Qb6 18. Rc1 Kd8 19. Qd2 Bb5 20. f5 Kd7 21. fxe6+ fxe6 22. Rxc8 Rxc8 23. Rf7 g5 24. Rh7 Qa6 25. Bxb5+ Qxb5 26. Rxh6 Rf8 27. Qd1 Rf7 28. Rg6 Qc4 29. Bxg5 Bxg5 30. Rxg5 b5 31. Rg6 Qc3 32. Rf6 Qe3+ 33. Kg2 Rh7 34. Qf3 Qd2+ 35. Qf2 Qd3 36. Rf7+ Rxf7 37. Qxf7+ Kd8 38. Qf8+ Kc7 39. Qd6+ Kb7 40. Qd7+ Kb8 41. Qxe6 Qxd4 42. Qd6+ Kb7 43. Qe7+ Kb8 44. Qe8+ Kb7 45. Qxb5+ Ka8 46. Qc6+ Kb8 47. Qd6+ Kb7 48. e6 Qxg4+ 49. Kf2 Qh4+ 50. Ke2 Qe4+ 51. Kd2 Qd4+ 52. Kc2 Qc4+ 53. Kb2 Qd4+ 54. Kb3 Qd1+ 55. Kc3 Qf3+ 56. Kd2 Qf2+ 57. Kd3 Qf3+ 58. Kc2 Qe2+ 59. Kc3 Qe3+ 60. Kb2 Qd2+ 61. Kb3 Qd1+ 62. Kc3 Qf3+ 63. Kd4 Qe4+ 64. Kc3 Qe3+ 65. Kc2 Qe2+ 66. Kc1 Qe1+ 67. Kb2 Qd2+ 68. Kb3 Qd1+ 1/2-1/2
2024.11.12 Titled Tue 12th Nov Late
297086 Zierk, S (2501) Etienne, Angelo (2147) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. Bxc6 dxc6 7. d3 Qd6 8. a3 f6 9. b4 cxb4 10. axb4 Ne7 11. Ba3 b5 12. Nbd2 O-O 13. Nb3 h5 14. d4 exd4 15. Nfxd4 Bg4 16. f3 Bd7 17. Qe2 Rae8 18. Rad1 Qf4 19. Nc5 Bc8 20. Nde6 Qe5 21. Nxf8 Bxf8 22. c4 a5 23. cxb5 cxb5 24. Qxb5 axb4 25. Bxb4 Kf7 26. Qc4+ Kg7 27. Nd7 Bxd7 28. Rxd7 Qb8 29. Red1 h4 30. Bd6 Qb6+ 31. Qc5 Qb3 32. Bxe7 Bxe7 33. Rxe7+ Kh6 34. Qc1+ 1-0
2024.06.05 St Louis Summer B
510885 Zierk, S (2487) Raja, H (2477) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qd3 g6 7. Nd5 Bg7 8. c3 O-O 9. Bg5 Re8 10. Be2 h6 11. Bxf6 exf6 12. O-O f5 13. exf5 Bxf5 14. Qd2 Qa5 15. Ne3 Be6 16. Nc4 Qc5 17. Qxd6 Qb5 18. a4 Qa6 19. b4 Bxc4 20. b5 Bxb5 21. axb5 Qb6 22. Bc4 Na5 23. Bxf7+ Kxf7 24. Qb4 Nc6 25. Qc4+ Re6 26. bxc6 Qxc6 27. Qb3 Qb6 28. Qc4 Qc6 29. Qb3 Qb6 30. Qc4 Qc6 31. Qb3 Kf8 1/2-1/2
2024.06.05 St Louis Summer B TB
510888 Woodward, Andy (2503) Zierk, S (2487) 1/2-1/2
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. dxc5 Bxc5 8. Qxd8+ Kxd8 9. Ne5 Ke7 10. Be2 Nbd7 11. Nd3 Bd6 12. Nd2 b5 13. Bf3 Rb8 14. a4 Bb7 15. axb5 axb5 16. Ra7 Bxf3 17. Nxf3 Rhc8 18. Bd2 Ke8 19. Bc3 Nc5 20. Nde5 Rb7 21. Rfa1 Nfe4 22. Rxb7 Nxb7 23. Be1 f6 24. Nd3 Nbc5 25. Nxc5 Rxc5 26. Nd4 Kd7 27. f3 Ng5 28. Ra7+ Rc7 29. Rxc7+ Bxc7 30. Nxb5 Bb6 31. Kf2 Kc6 32. Na3 Nf7 33. Nc4 Bc7 34. Bc3 Kb5 35. Nd2 h5 36. g3 Bb6 37. Ke2 Bc7 38. Nb3 Kc4 39. Nd4 Nd8 40. Kd2 h4 41. b3+ Kc5 42. gxh4 Bxh2 43. Ba5 e5 44. Bxd8 exd4 45. exd4+ Kxd4 46. Bb6+ Kd5 47. Bf2 g6 48. Kd3 Bd6 49. Be1 f5 50. Bd2 Bc5 51. Bg5 Bf2 52. Kc3 Be1+ 53. Kc2 Kd4 54. f4 Ke4 55. Kd1 Bb4 56. Ke2 Bd6 57. Kf2 Kd3 58. Kg3 Kc3 59. h5 gxh5 60. Kh4 Kxb3 61. Kxh5 Bxf4 62. Bxf4 Kc4 63. Kg5 Kd5 64. Kxf5 1/2-1/2
2024.06.05 St Louis Summer B TB
510889 Zierk, S (2487) Woodward, Andy (2503) 1-0
1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. Nb5 Na6 6. h3 O-O 7. e3 c6 8. Nc3 Nc7 9. Bd3 Nce8 10. O-O Nd6 11. a4 a5 12. Be5 Re8 13. Nd2 Nd7 14. Bxg7 Kxg7 15. e4 Qb6 16. Nb3 dxe4 17. Nxe4 Nxe4 18. Bxe4 Nf6 19. Bf3 e5 20. dxe5 Rxe5 21. Qd6 Re8 22. Qc5 Qc7 23. Nd4 Bd7 24. Rfe1 Qf4 25. Qc3 Kg8 26. Rad1 Rxe1+ 27. Rxe1 Qd6 28. Nb3 b6 29. Rd1 Qf4 30. Nd4 Rc8 31. Ne2 Qg5 32. Rd6 Be6 33. Rxc6 Rb8 34. Ng3 h5 35. Qe3 Qh4 36. Rxb6 Rc8 37. Rxe6 Rxc2 38. Rd6 Rxb2 39. Qd4 Rb1+ 40. Kh2 Qxd4 41. Rxd4 Rb2 42. Kg1 Rb1+ 43. Rd1 Rb4 44. Bc6 h4 45. Nf1 Nh5 46. Ne3 Nf4 47. Nd5 Ne2+ 48. Kf1 Rb2 49. Bb5 1-0
2024.06.04 St Louis Summer B
510880 Khachiyan, M (2430) Zierk, S (2487) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. c4 d4 6. e3 Nc6 7. exd4 cxd4 8. d3 Bd6 9. Bg5 h6 10. Bxf6 Qxf6 11. Nbd2 Qe7 12. a3 a5 13. Ne4 Bc7 14. b4 axb4 15. axb4 Rxa1 16. Qxa1 Qxb4 17. Nxd4 Nxd4 18. Qxd4 O-O 19. Qc5 Qxc5 20. Nxc5 Rd8 21. Ra1 b6 22. Ra7 Be5 23. Na4 Bd4 24. Ra8 Rf8 25. c5 Bd7 26. Nxb6 Rxa8 27. Bxa8 Bb5 28. Nc4 Bxc5 29. Kf1 g5 30. Ke2 Kg7 31. Ne5 f6 32. Bc6 Ba6 33. Nf3 f5 34. h4 g4 35. Ne1 Kf6 36. Ng2 e5 37. Ne3 e4 38. Nxg4+ fxg4 39. Bxe4 h5 40. Bc6 Ke7 41. Be4 Bb5 42. Bg6 Be8 43. Be4 Kf6 44. Bd5 Bf7 45. Bc6 Ke5 46. Be4 Kd4 47. Bf5 Ke5 48. Be4 Kf6 49. Bc6 Ke6 50. Bb7 Be8 51. Bc8+ Bd7 52. Bb7 Ke5 53. Be4 Be8 54. Bb7 Bg6 55. Ba6 Bf7 56. Bb5 Kd4 57. Bd7 Bd5 58. Bf5 Bf3+ 59. Ke1 Bb4+ 60. Kf1 Kc3 61. Bg6 Kd2 62. Bxh5 Be2+ 63. Kg2 Ke1 64. Bxg4 Bxg4 65. f3 Bf5 66. g4 Bxd3 67. h5 Bd6 68. g5 Bf1+ 69. Kg1 Bc5+ 0-1
2024.06.03 St Louis Summer B
510876 Zierk, S (2487) Krush, I (2415) 1-0
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. Qf3 a6 10. Qa3 Be7 11. Bg5 f6 12. Bd2 O-O 13. Bb4 axb5 14. Qxa8 Na6 15. Bd2 Qb6 16. Be3 Qa5+ 17. c3 f5 18. Qa7 f4 19. Bd2 Qa4 20. Bd3 Nc5 21. Qxa4 Nxd3+ 22. Ke2 bxa4 23. Kxd3 Bf5+ 24. Ke2 Be4 25. f3 Bxd5 26. Kd3 b5 27. Be1 g5 28. h3 h5 29. Bf2 Kf7 30. Rhb1 Rg8 31. b3 a3 32. c4 Bc6 33. Rh1 Ke6 34. Rac1 Kf5 35. cxb5 Bxb5+ 36. Kd2 d5 37. Bc5 Bf6 38. Bb4 g4 39. hxg4+ hxg4 40. Rh5+ Ke6 41. Rc5 gxf3 42. gxf3 Rg2+ 43. Ke1 Be8 44. Rh6 Rxa2 45. Rc8 Ra1+ 46. Kd2 Ra2+ 47. Kc1 Ra1+ 48. Kc2 Ra2+ 49. Kb1 Rb2+ 50. Kc1 Kd7 51. Ra8 Rxb3 52. Ra7+ Kd8 53. Rhh7 Bc6 54. Bxa3 Rc3+ 55. Kd2 e4 56. Be7+ Bxe7 57. Kxc3 Bf6+ 58. Kb4 Bd4 59. Ra6 Bd7 60. Rd6 exf3 61. Rdxd7+ 1-0
2024.06.02 St Louis Summer B
510869 Hardaway, Brewington (2450) Zierk, S (2487) 0-1
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Rc8 7. O-O h6 8. Be3 Nge7 9. dxc5 Nf5 10. Bd4 g5 11. Na3 a6 12. Nc2 Bg7 13. Bd3 Nfxd4 14. cxd4 O-O 15. Ne3 f6 16. Bc2 fxe5 17. dxe5 Qe7 18. Qd3 Rxf3 19. gxf3 Nxe5 20. Qh7+ Kf8 21. Ng4 Nxf3+ 22. Kh1 Qf7 23. Nxh6 Qf6 24. Ng4 Qf4 25. Ne3 Rxc5 26. Ng2 Qxh2+ 27. Qxh2 Nxh2 28. Kxh2 Rxc2 29. Rab1 Bb5 30. Rfe1 Bd3 31. Kg3 Be4 32. Ne3 Be5+ 33. Kg4 Rxf2 34. Rf1 Rf7 35. Rxf7+ Kxf7 36. Rf1+ Kg6 37. b3 d4 38. Nc4 Bf5+ 39. Kf3 Bf4 40. Re1 d3 41. Ne3 e5 42. Rd1 e4+ 43. Kf2 g4 44. Rg1 Kg5 45. Nd1 Bc7 46. Re1 Kf4 47. Rf1 Bb6+ 48. Ke1+ Ke5 49. Kd2 Ba5+ 50. Ke3 g3 51. Nb2 Bb6+ 52. Kd2 e3+ 53. Ke1 Ba5+ 54. Kd1 e2+ 0-1
2024.06.01 St Louis Summer B
517953 Zierk, S (2487) Chandra, Akshat (2481) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. a4 Be7 10. Be2 O-O 11. O-O Nd7 12. Bd2 f5 13. a5 a6 14. Na3 e4 15. Nc4 f4 16. f3 e3 17. Bb4 Rf6 18. Ra4 Qe8 19. Bc3 Rg6 20. Rb4 Rg5 21. Re1 Qg6 22. Bf1 Rh5 23. Qd4 Bh4 24. Re2 Nf6 25. Qxf4 Bf2+ 26. Rxf2 exf2+ 27. Kxf2 Nxd5 28. Qxd6 Qxd6 29. Nxd6 Nxb4 30. Bxb4 Be6 31. h3 Rd8 32. c4 Rxd6 33. Bxd6 Rxa5 34. Ke3 Ra1 35. Bd3 Rg1 36. Kf2 Rd1 37. Ke2 Rg1 38. Kf2 Rc1 39. Bf4 Rd1 40. Ke2 Rg1 41. Kf2 Ra1 42. Ke3 Kf7 43. h4 h5 44. Kd4 Rd1 45. Ke3 g6 46. Be5 Re1+ 47. Kf4 Rd1 48. Be4 Bxc4 49. Kg5 Bd3 50. Bd5+ Ke7 51. Bxb7 Rg1 52. g3 Ke6 53. Kf4 Ra1 54. Bc8+ Ke7 55. Bc3 Rf1 56. Bb7 Ke6 57. Kg5 Rg1 58. g4 Be2 59. Kxg6 hxg4 60. Bc8+ Kd6 61. fxg4 Bxg4 62. Bxg4 Rxg4+ 63. Kh5 Rg2 64. Kh6 Ke6 65. h5 Rh2 66. Kg6 Rg2+ 67. Kh7 Kf7 68. h6 Rg4 69. Bg7 a5 70. Bc3 a4 71. Bg7 Rg3 72. Be5 Rg2 73. Bg7 Rg3 74. Be5 Rg2 75. Bg7 Rg3 1/2-1/2
2024.05.31 St Louis Summer B
517944 Stearman, Josiah (2467) Zierk, S (2487) 0-1
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be6 7. e3 Nbd7 8. Bd3 h6 9. Bh4 g5 10. Bg3 Nh5 11. Nge2 Nxg3 12. Nxg3 h5 13. Nf5 h4 14. O-O-O Qa5 15. Kb1 O-O-O 16. g3 h3 17. g4 Kb8 18. f3 Rc8 19. e4 dxe4 20. fxe4 c5 21. d5 Bxf5 22. exf5 c4 23. Be2 Bd6 24. Ne4 Bf4 25. Rhf1 f6 26. d6 Rc6 27. Bf3 Rhc8 28. Nxf6 Nxf6 29. Bxc6 Rxc6 30. d7 Qd8 31. Qc3 Ne4 32. Qd4 Nd6 33. Rf3 Qxd7 34. Rxh3 b6 35. Rh8+ Kb7 36. Rg8 Rc7 37. Qc3 Qc6 38. Rg6 Nb5 39. Qc2 Qc5 40. a4 Nd6 41. Qg2+ Ka6 42. Qd5 Qxd5 43. Rxd5 c3 44. bxc3 Ne4 45. Rd8 Nxc3+ 46. Kc2 Nxa4+ 47. Kd3 Rc1 48. Rgg8 Nc5+ 49. Kd4 Kb5 50. Rge8 a5 51. Ra8 Kb4 52. Kd5 Rd1+ 53. Kc6 Rd6+ 54. Kc7 Kb5 0-1
2024.05.30 St Louis Summer B
517943 Lee, Alice (2368) Zierk, S (2487) 1/2-1/2
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. b3 Nc6 8. Nc3 b5 9. d5 Nb4 10. e4 bxc4 11. bxc4 Be7 12. a3 O-O 13. Re1 Qa5 14. Bb2 Nc6 15. dxc6 Qb6 16. Bc1 Qxc6 17. Bg5 h6 18. Bh4 Rd8 19. Qc2 Qe8 20. Rab1 g5 21. Bg3 Nh5 22. Bc7 Rd7 23. Qa4 Nf6 24. Qc6 Ra7 25. Bb6 Bb7 26. Qa4 Ra8 27. Ba5 Qc8 28. Qb3 Bc6 29. Ne5 Rd4 30. f3 Nd7 31. Nxc6 Qxc6 32. Ne2 Rd6 33. Bc3 Qc7 34. Qc2 Rc6 35. Qd2 Ne5 36. Ba1 Rd8 37. Qc3 f6 38. f4 Nd3 39. Rf1 gxf4 40. Nxf4 Nxf4 41. Qg3+ Kh7 42. Rxf4 Bd6 43. e5 Bxe5 44. Bxe5 Qxe5 45. Qf3 Rcd6 46. Rxf6 Qd4+ 47. Qf2 Qxf2+ 48. Kxf2 Kg7 49. Rf3 Rd2+ 50. Kg3 Kg6 51. Re1 R8d6 52. Re5 Rc2 53. Rxc5 Rdd2 54. Rc6 Rxg2+ 55. Kf4 Rce2 56. Re3 Rxe3 57. Kxe3 Kf5 58. Rxa6 Rxh2 59. Ra8 Rh3+ 60. Kf2 Ke4 61. a4 Rh2+ 62. Kg3 Rc2 63. Rh8 Rxc4 64. Rxh6 Rc3+ 65. Kf2 Rc2+ 66. Ke1 e5 67. Rh4+ Kd3 68. Rh3+ Kd4 69. a5 Ra2 70. Rh4+ e4 71. Rh3 Rxa5 72. Rg3 e3 73. Rg8 Ra1+ 74. Ke2 Ra2+ 75. Ke1 Ra1+ 76. Ke2 Ra2+ 77. Ke1 Ra1+ 1/2-1/2
2024.05.29 St Louis Summer B
517935 Zierk, S (2487) Woodward, Andy (2503) 0-1
1. Nf3 d5 2. b3 Bf5 3. Bb2 e6 4. c4 Nf6 5. e3 Nbd7 6. Nc3 c6 7. d4 Bb4 8. a3 Bxc3+ 9. Bxc3 Ne4 10. Bb2 Qf6 11. Be2 g5 12. O-O h5 13. Ne5 g4 14. b4 Nxe5 15. dxe5 Qg5 16. cxd5 cxd5 17. Bd4 Kf8 18. Rc1 h4 19. f3 Ng3 20. f4 Qg6 21. Re1 Ne4 22. Bc5+ Kg8 23. Be7 Re8 24. Bf6 g3 25. h3 Nxf6 26. exf6 Qxf6 27. Bd3 Bxd3 28. Qxd3 Re7 29. e4 dxe4 30. Rxe4 Kg7 31. Qf3 Rd8 32. Rf1 Red7 33. f5 exf5 34. Rg4+ Kf8 35. Rf4 Rd5 36. Qh5 Kg7 37. Rxh4 Re5 38. Rhf4 Rd3 39. a4 Rb3 40. b5 Ra3 41. Qd1 Rae3 42. Qb1 R3e4 43. R4f3 f4 44. Qd1 Qb6+ 45. Kh1 Qd4 46. Rd3 Qb6 47. Rd6 Re1 48. Qg4+ Kf8 49. Rd1 Rxd1 50. Qxd1 Re4 51. Qc2 Qd4 52. Qc8+ Re8 53. Qc2 Kg7 54. Qf5 Qe5 55. Qg4+ Kf8 56. Qh4 Re6 57. Qd8+ Kg7 58. Qd1 Qe2 59. Qa1+ Qe5 60. Qd1 b6 61. Qg4+ Kf8 62. Qd1 Rd6 63. Qc1 Kg7 64. Qc8 Qe2 65. Qc3+ Kh7 66. Qe1 f3 67. Qb1+ Kg8 0-1
2024.05.28 St Louis Summer B
517932 Tokhirjonova, Gulrukhbegim (2366) Zierk, S (2487) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. d3 Nc6 6. Nbd2 Be7 7. e4 b6 8. Re1 Qc7 9. Nf1 dxe4 10. dxe4 O-O 11. e5 Nd7 12. Bf4 Rd8 13. Qc1 Bb7 14. c3 c4 15. Bg5 Nc5 16. Bxe7 Nxe7 17. Qc2 Nd3 18. Re2 Ng6 19. N1d2 Rac8 20. b3 cxb3 21. axb3 a5 22. Nc4 Ba6 23. Re4 Nc5 24. Re3 Nxb3 25. Qxb3 Bxc4 26. Qb2 Bd5 27. c4 Bxc4 28. Rc1 Qb8 29. Nd2 Bd5 30. Rxc8 Qxc8 31. Bf1 Qc5 32. Nb1 Bc6 33. Be2 Qd5 34. Bf3 Qd1+ 35. Kg2 Bxf3+ 36. Rxf3 Qd5 37. Nc3 Qc6 38. Qe2 h6 39. h4 Nxe5 40. Qxe5 Rd3 41. Ne4 Rxf3 42. Kxf3 f5 43. Qb8+ Kh7 44. Kg2 Qxe4+ 45. Kh2 Qd4 46. Kg2 a4 47. h5 Qe4+ 48. Kh2 f4 49. Qxb6 fxg3+ 50. fxg3 a3 51. Qa6 Qc2+ 52. Kh3 a2 53. Kh4 Qb1 0-1
2024.04.09 Titled Tue 9th Apr Late
580234 Zierk, S (2487) Smieszek, W (2127) 1-0
1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be3 Bg7 9. Be2 O-O 10. Qd2 a5 11. O-O a4 12. f3 Qa5 13. Rfd1 Be6 14. Nd5 Bxd5 15. Qxa5 Rxa5 16. cxd5 Nd7 17. Rac1 Nc5 18. Rc2 Rc8 19. b4 axb3 20. axb3 Ra3 21. Rb1 Rca8 22. Bc4 Ra1 23. Rcc1 R1a3 24. Kf2 Ra2+ 25. Kf1 R2a3 26. Rc2 Rb8 27. Bc1 Raa8 28. Bb5 Ra5 29. Be2 Ra1 30. Rxa1 Bxa1 31. b4 Nb3 32. Bg5 Nd4 33. Ra2 Bc3 34. Bxe7 Bxb4 35. Bf6 Nxe2 36. Kxe2 Bc5 37. Kd3 b5 38. Kc3 b4+ 39. Kb3 h6 40. g4 g5 41. h4 gxh4 42. Bxh4 Kg7 43. f4 Kg6 44. e5 Re8 45. e6 fxe6 46. dxe6 h5 47. f5+ Kh6 48. g5+ Kh7 49. g6+ Kg7 50. Rg2 Ra8 51. f6+ Kh6 52. g7 Ra3+ 53. Kc4 Rc3+ 54. Kb5 b3 55. g8=Q b2 56. Qg7# 1-0
2024.04.09 Titled Tue 9th Apr Late
580360 Filipets, Egor (2293) Zierk, S (2487) 0-1
1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. cxd5 exd5 7. d4 Bf5 8. Nc3 c6 9. Bf4 Nbd7 10. Ne5 a5 11. f3 c5 12. Nb5 a4 13. Kh1 Qb6 14. Nxd7 Bxd7 15. Nc7 Rac8 16. dxc5 Qc6 17. e4 Rxc7 18. Bxc7 Qxc7 19. exd5 Bxc5 20. Rc1 Qd6 21. Qd3 h5 22. Rfe1 h4 23. gxh4 Bf2 24. Re2 Bxh4 25. Qd4 Bg5 26. Rg1 Nh5 27. Qe5 Qh6 28. Bh3 Bf4 29. Bxd7 Bxe5 30. Rxe5 Rd8 31. Bxa4 Nf4 32. d6 Qxd6 33. Re4 Nh3 34. Rf1 Qd2 0-1
2024.04.09 Titled Tue 9th Apr Late
580606 Martin Fuentes, A (2372) Zierk, S (2487) 0-1
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e6 7. Be3 Nd4 8. Qd2 Rb8 9. O-O Ne7 10. Rac1 O-O 11. Bh6 b5 12. Bxg7 Kxg7 13. Nxd4 cxd4 14. Ne2 e5 15. c3 dxc3 16. Qxc3 b4 17. Qd2 Ba6 18. Rfd1 Qb6 19. d4 Bxe2 20. Qxe2 Nc6 21. dxe5 Nd4 22. Qe3 dxe5 23. Bf1 Rbc8 24. Bc4 Rc6 25. Bd5 Rf6 26. Kg2 h5 27. h4 Rf3 28. Qxf3 Nxf3 29. Kxf3 Rd8 30. Rc4 Rd6 31. Rd2 b3 32. axb3 Qxb3+ 33. Rc3 Qb4 34. Kg2 a5 35. Rdc2 Rf6 36. Rc6 Rxc6 37. Rxc6 Qxb2 38. Rc7 a4 39. Rxf7+ Kh6 40. Ra7 Qd4 41. Ra8 Qb4 42. Ra7 a3 43. Ra8 Kg7 44. Ra7+ Kf8 45. Ra8+ Ke7 46. Kg1 Qb2 47. Kg2 Kd6 48. Ra6+ Kc5 49. Rxg6 a2 50. Bxa2 Qxa2 51. Rg5 Kd4 52. Rxh5 Qe2 53. Rg5 Qxe4+ 54. Kg1 Qf3 55. h5 e4 56. h6 e3 57. fxe3+ Qxe3+ 58. Kg2 Qxg5 59. h7 Qh6 0-1
2024.04.09 Titled Tue 9th Apr Late
580837 Zierk, S (2487) Duda, J (2731) 0-1
1. e4 c5 2. Nf3 Nf6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 a6 6. h3 Nc6 7. g4 g6 8. Be3 Nxd4 9. Qxd4 Bg7 10. O-O-O O-O 11. Qd2 Be6 12. g5 Nd7 13. Bd4 Bxd4 14. Qxd4 Qb6 15. Qd2 f5 16. gxf6 Rxf6 17. f4 Raf8 18. f5 gxf5 19. exf5 Rxf5 20. Bd3 R5f7 21. Rhg1+ Kh8 22. Qh6 Nf6 23. Ne4 Rg8 24. Rxg8+ Kxg8 25. Nxf6+ Rxf6 26. Qxh7+ Kf8 27. Qh8+ Kf7 28. Qh5+ Kf8 29. Qh8+ Kf7 30. Re1 Qf2 31. Qh5+ Kf8 32. Qh8+ Kf7 33. Qh7+ Ke8 34. Qe4 d5 35. Qe5 Kd7 36. Kb1 Qf4 37. Qc3 Bxh3 38. Bxa6 Rxa6 39. Qxh3+ e6 40. Qb3 Qc7 41. Qb5+ Qc6 42. Qf1 Kc7 43. Qf7+ Kb8 44. Qf8+ Ka7 45. a3 Rb6 46. Qf2 Qb5 47. Qd4 Qc6 48. Re3 Ka8 49. Rc3 Qd6 50. Rc5 Kb8 51. Rc3 Rc6 52. Rb3 Rc4 53. Qh8+ Rc8 54. Qg7 Rc7 55. Qg1 e5 56. Rg3 d4 57. Rg6 Qd5 58. Qd1 e4 59. Rg4 Re7 60. Qe2 e3 0-1
2024.04.09 Titled Tue 9th Apr Late
580931 Shandrygin, Nikita (2209) Zierk, S (2487) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. Nb3 Qe3+ 10. Qe2 Qxf4 11. Bg3 Qg4 12. Rd1 Qxe2+ 13. Bxe2 a6 14. Bxd6 Bxd6 15. Rxd6 Ke7 16. Rd2 b5 17. Bd3 b4 18. Na4 Ne5 19. Nbc5 a5 20. O-O Rd8 21. Rfd1 Rb8 22. Nb3 Bb7 23. Nxa5 Bxe4 24. Nc5 Ba8 25. Be2 Rd5 26. Rxd5 Bxd5 27. a3 bxa3 28. b3 Ne4 29. Nxe4 Bxe4 30. Ra1 Bxc2 31. Rxa3 Be4 32. Kf2 f5 33. g3 g5 34. Ke3 Rc8 35. b4 Rc2 36. b5 Bd5 37. b6 f4+ 38. gxf4 gxf4+ 39. Kxf4 Rxe2 40. b7 Re4+ 41. Kg3 Rb4 42. Re3 Kf6 43. Kf2 Ng4+ 0-1
2024.04.09 Titled Tue 9th Apr Late
581145 Zierk, S (2487) Glidzhain, G (2186) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. f4 Rc8 8. Nxc6 Bxc6 9. Bd3 Qb6 10. Qd2 Qxb2 11. O-O h6 12. Rab1 Qa3 13. Bh4 g5 14. fxg5 hxg5 15. Bxg5 Bg7 16. Rf3 Ng4 17. Ne2 Qc5+ 18. Be3 Nxe3 19. Qxe3 Qxe3+ 20. Rxe3 Be5 21. g3 a6 22. c3 e6 23. Nd4 b5 24. a4 Bd7 25. axb5 Rxc3 26. Ne2 Rxd3 27. Rxd3 Bxb5 28. Rd2 Ke7 29. Nd4 Bc4 30. Rb7+ Kf6 31. Rf2+ Kg6 32. Nc6 Bf6 33. h4 Bb5 34. Ne7+ Kg7 35. Rf4 Be5 36. Rg4+ Kf6 37. Ng8+ Rxg8 38. Rxg8 Bc6 39. Rc7 Bxe4 40. g4 Bd4+ 41. Kf1 Ke5 42. Rxf7 Bd3+ 43. Ke1 Bc3+ 44. Kd1 Be4 45. h5 Kd5 46. h6 Kd4 47. h7 Kd3 48. h8=Q Bxh8 49. Rxh8 e5 50. Rh3+ Kd4 51. Rg3 d5 52. g5 Bg6 53. Rf6 Bh5+ 54. Kd2 e4 55. g6 Ke5 56. Rxa6 d4 57. Rg5+ Kf4 58. Rxh5 e3+ 59. Ke2 Ke4 60. Rh4+ Kf5 61. g7 d3+ 62. Kxd3 e2 63. g8=Q e1=Q 64. Qg4+ Ke5 65. Rh5# 1-0
2024.04.09 Titled Tue 9th Apr Late
581272 Le, Quang Liem (2731) Zierk, S (2487) 1-0
1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. a3 d5 7. cxd5 Nxd5 8. Nxc6 bxc6 9. Qc2 Be7 10. Bd2 O-O 11. e4 Nxc3 12. Bxc3 Bf6 13. e5 Be7 14. Bd3 h6 15. Qe2 Rb8 16. Rd1 Qb6 17. h4 f5 18. exf6 Bxf6 19. O-O Bxc3 20. bxc3 Qc5 21. Qe4 Qxc3 22. Rc1 Qf6 23. Rxc6 Qf5 24. Qe2 Qf6 25. Qe4 Qf5 26. Qe3 Qf4 27. Qxa7 Bb7 28. Rc4 Qd6 29. Qe3 Bd5 30. Rg4 Rf6 31. Qg3 Qxg3 32. Rxg3 Rb3 33. a4 Rf4 34. Bb5 Rb2 35. h5 Ra2 36. f3 Rb4 37. Rc1 Kf8 38. Rc8+ Kf7 39. Rc7+ Kf6 40. Rgxg7 Ke5 41. Rg6 Rb1+ 42. Kh2 Bxf3 43. Bc4 Rc2 44. Rxe6+ Kd4 45. Rd6+ 1-0
2024.04.09 Titled Tue 9th Apr Late
581367 Zierk, S (2487) Domingo Nunez, Ruben (2442) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 dxe4 6. Nxe4 Nf6 7. Nxf6+ exf6 8. Bc4 O-O 9. O-O a5 10. a4 Na6 11. Bf4 Nc7 12. c3 Nd5 13. Bh2 Be6 14. Bd3 Re8 15. Nd2 Qd7 16. Qf3 Bf8 17. Ne4 Be7 18. Nc5 Bxc5 19. dxc5 Kg7 20. Rfe1 Rad8 21. Bd6 Ne7 22. Rad1 Bb3 23. Rd2 Nc8 24. Rxe8 Rxe8 25. Bxg6 Qe6 26. Bf5 Qe1+ 27. Kh2 Qxd2 28. Bxc8 Bd5 29. Qg3+ Kh8 30. Bg4 Re1 31. Bf4 Qd3 32. Qxd3 1-0
2024.04.09 Titled Tue 9th Apr Late
581566 Zierk, S (2487) Sevian, Samuel (2698) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 Bc5 7. Bf4 O-O 8. Bc7 Qe7 9. Bd6 Bxd6 10. Qxd6 Qd8 11. O-O-O Qa5 12. h4 a6 13. Nd4 b5 14. Nb3 Qb6 15. Qc5 Qc7 16. f3 Rb8 17. h5 h6 18. Kb1 Rd8 19. Qd6 Qxd6 20. Rxd6 Kf8 21. a3 Ke7 22. Rd2 b4 23. axb4 Rxb4 24. g4 d6 25. Be2 Ne8 26. Rhd1 Nc7 27. f4 e5 28. Nd5+ Nxd5 29. exd5 Nb8 30. fxe5 Bxg4 31. exd6+ Rxd6 32. Nd4 Bd7 33. c4 Kf8 34. Nc2 Bf5 35. c5 Rd8 36. Bd3 Bxd3 37. Rxd3 Rc4 38. c6 Nxc6 39. dxc6 Rxd3 40. Rxd3 Rxc6 41. Nb4 Rb6 42. Nd5 Rc6 43. Rf3 Rd6 44. Rf5 Ke8 45. Kc2 g6 46. Re5+ Kd7 47. Nc3 Rb6 48. Ne4 Rc6+ 49. Kd3 f5 50. Nc5+ Kc7 51. hxg6 Rxg6 52. Rxf5 Kb6 53. b3 Kb5 54. Kc3 Rg3+ 55. Kb2 a5 56. Ka3 Rg1 57. Nb7+ Kb6 58. Nxa5 Rh1 59. Nc4+ Kc6 60. Kb4 h5 61. Rf6+ Kc7 62. Kc5 h4 63. Rf7+ Kd8 64. Rh7 h3 65. b4 Ke8 66. b5 Kf8 67. b6 Kg8 68. Rxh3 Rxh3 69. b7 Rb3 70. Nb6 Rc3+ 71. Kb4 1-0
2024.04.09 Titled Tue 9th Apr Late
581593 Tarhan, Adar (2446) Zierk, S (2487) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Be2 b5 11. Bf3 Rc8 12. Rhe1 h6 13. Bxf6 Bxf6 14. Nxc6 Bxc6 15. Nd5 Bxd5 16. exd5 e5 17. Kb1 O-O 18. Be4 Rc4 19. Bd3 Rxf4 20. g3 Rd4 21. c3 Rg4 22. Bf5 Rg5 23. g4 Re8 24. Re4 g6 25. h4 gxf5 26. hxg5 Bxg5 27. Re3 fxg4 28. Rde1 f5 29. Qd3 e4 30. Qd4 Bxe3 31. Qxe3 Qg5 32. Qb6 Qd2 33. Rh1 Qxd5 0-1
2024.04.09 Titled Tue 9th Apr Late
581786 Zierk, S (2487) Melkumyan, H (2640) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 dxc4 6. Bxc4 Nd7 7. Nge2 Nb6 8. Bb3 a5 9. a3 Ne7 10. Ng3 Bg6 11. h4 h5 12. Bg5 Qd7 13. O-O Ned5 14. Nce4 a4 15. Bc2 Nc4 16. Qe2 b5 17. f4 Bxe4 18. Nxe4 Be7 19. f5 exf5 20. Nf6+ gxf6 21. exf6 Qe6 22. Rae1 Qxe2 23. Rxe2 Nd6 24. Bxf5 Nxf5 25. Rxf5 Ra7 26. fxe7 Rd7 27. Rc2 Rd6 28. Rxd5 Rxd5 29. Rxc6 Kd7 30. Rb6 Rc8 31. Rb7+ Ke8 32. Kf2 Rxd4 33. Rxb5 Rd6 34. g3 f6 35. Bf4 Rc2+ 36. Kf3 Ra6 37. Rxh5 Rxb2 38. Rh7 Rb3+ 39. Ke4 Re6+ 40. Kf5 Rxe7 41. Rh8+ Kf7 42. Rh7+ Ke8 43. Rh8+ Kd7 44. Ra8 Rxa3 45. Kxf6 Re6+ 46. Kf5 Rb6 47. h5 Rb5+ 48. Kg6 Rb6+ 49. Kg7 Rbb3 50. Ra7+ Kc6 51. Ra6+ Kb5 52. Rg6 Rd3 53. h6 Rd7+ 54. Kg8 Rc3 55. Rg7 Rc8+ 56. Kh7 Rdd8 57. Kg6 a3 58. Ra7 Ra8 59. Rxa8 Rxa8 60. h7 Kc6 61. Be5 Kd5 62. h8=Q Rxh8 63. Bxh8 Ke4 64. g4 1-0
2024.04.02 Titled Tue 2nd Apr Early
583691 Zierk, S (2487) Novikova, Galina (2073) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Ne2 Bg4 7. O-O c6 8. f3 Bh5 9. Nf4 Bg6 10. Re1+ Be7 11. Nxg6 hxg6 12. Qe2 Nbd7 13. Bf4 Kf8 14. Qf2 Nh5 15. Bd2 Bd6 16. g3 Qc7 17. f4 g5 18. fxg5 Nxg3 19. Bg6 Nb6 20. Re3 Ne4 21. Nxe4 Bxh2+ 22. Kg2 dxe4 23. Rf1 Kg8 24. Bxf7+ Kh7 25. Qh4# 1-0
2024.04.02 Titled Tue 2nd Apr Early
584071 Zierk, S (2487) Jaiveer, Mahendru (2244) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. Bg5 Nbd7 9. g3 Be7 10. a4 b6 11. Bg2 Bb7 12. O-O O-O 13. Qd2 Rc8 14. Rad1 Rc4 15. b3 Rc8 16. Qe3 Qc7 17. Rd2 Rfd8 18. Rfd1 Nf8 19. Bf3 Ne6 20. Bxf6 Bxf6 21. Bxh5 Bg5 22. f4 exf4 23. gxf4 Nxf4 24. Nxf4 Qxc3 25. Rd3 Qe5 26. Rf1 Bxf4 27. Bxf7+ Kxf7 28. Rxf4+ Kg8 29. Rd2 Rf8 30. Rg4 Rc3 31. Qxb6 Rg3+ 32. Rg2 Rxg2+ 33. Rxg2 Bxe4 34. Rg4 Bf3 0-1
2024.04.02 Titled Tue 2nd Apr Early
584316 Llari, Marc (2182) Zierk, S (2487) 0-1
1. d4 d5 2. Nf3 Nf6 3. Bg5 c5 4. e3 cxd4 5. exd4 Ne4 6. Bf4 Nc6 7. Nbd2 Nxd2 8. Qxd2 Bf5 9. c3 e6 10. Bd3 Bxd3 11. Qxd3 Bd6 12. Bxd6 Qxd6 13. O-O O-O 14. Rfe1 a6 15. Ne5 Nxe5 16. Rxe5 b5 17. Rae1 b4 18. Rh5 g6 19. Rh4 Kg7 20. Qh3 Rh8 21. Re3 bxc3 22. bxc3 Rab8 23. g3 Rb2 24. Rf3 Rxa2 25. Rhf4 f5 26. Qh4 h6 27. Kg2 g5 28. Qh5 gxf4 29. gxf4 Kf8 30. Qh4 Qe7 31. Qh5 Rg8+ 32. Rg3 Qf6 33. Rxg8+ Kxg8 34. Qe8+ Kh7 35. Kf3 Qg6 36. Qe7+ Qg7 37. Qxe6 Qg4+ 38. Ke3 Qe2# 0-1
2024.04.02 Titled Tue 2nd Apr Early
584586 Zierk, S (2487) Balint, Peter (2335) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 O-O 7. Bxc6 bxc6 8. Nxe5 Bb7 9. Nf3 d6 10. d4 Re8 11. c4 Bf8 12. Nc3 Nd7 13. Bg5 Qc8 14. d5 h6 15. Bf4 a5 16. Nd4 cxd5 17. cxd5 g6 18. Qd2 Kh7 19. Re3 Bg7 20. Bxh6 Ne5 21. Rh3 Qxh3 22. gxh3 Bxh6 23. f4 Rad8 24. Rf1 c5 25. dxc6 Nxc6 26. Nd5 Bg7 27. Nf3 Kg8 28. Re1 Ne7 29. Nc7 Rf8 30. h4 d5 31. e5 Nf5 32. e6 Rfe8 33. Nxe8 Rxe8 34. exf7+ Kf8 1-0
2024.04.02 Titled Tue 2nd Apr Early
584863 Palencia, W (2188) Zierk, S (2487) 0-1
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. a3 Ke7 10. b4 Bd6 11. Bb2 Rd8 12. Nc3 a6 13. Rd2 b5 14. Be2 Bb7 15. Rad1 Bc7 16. Rxd8 Rxd8 17. Rxd8 Kxd8 18. Kf1 Ne5 19. Nxe5 Bxe5 20. f4 Bc7 21. Nd1 Bb6 22. Bxf6+ gxf6 23. Bf3 Bxf3 24. gxf3 f5 25. Ke2 Kd7 26. Kd3 Kd6 27. Nc3 Bd8 28. a4 Kc6 29. axb5+ axb5 30. e4 Be7 31. exf5 Bxb4 32. Ne2 Bc5 33. fxe6 fxe6 34. Ke4 b4 35. Nc1 Kb5 36. Ke5 Kc4 37. Ke4 Bd4 38. h3 Bc3 39. Ke3 Bb2 40. Nd3 Bd4+ 41. Kd2 b3 42. h4 h5 43. f5 exf5 44. Nf4 Be3+ 45. Kxe3 b2 46. Nxh5 b1=Q 47. Kf4 Kd5 48. Ng7 Qb4+ 49. Kxf5 Qxh4 50. f4 Qh3+ 51. Kf6 Qh6+ 52. Kf7 Qxf4+ 53. Kg6 Ke5 54. Nh5 Qf5+ 55. Kh6 Qg4 56. Ng7 Kf6 57. Nh5+ Kf7 0-1
2024.04.02 Titled Tue 2nd Apr Early
585215 Zierk, S (2487) Pinero, C (2284) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc3 Nf6 7. a3 Be7 8. Be2 d6 9. Be3 Nbd7 10. O-O b6 11. f3 Bb7 12. Qd2 O-O 13. Rfc1 Rac8 14. Rab1 Qb8 15. b4 Bd8 16. Kh1 Bc7 17. Bg1 Rfd8 18. Qe1 Re8 19. Nb3 d5 20. exd5 exd5 21. c5 Bf4 22. Rd1 Be3 23. Bxe3 Rxe3 24. Qd2 Rce8 25. cxb6 Rxc3 26. Qxc3 Rxe2 27. Qc7 Qxc7 28. bxc7 Nb6 29. Re1 Rxe1+ 30. Rxe1 Kf8 31. Nd4 Bc8 32. Nc6 Ne8 33. Na7 Be6 34. Rxe6 fxe6 35. c8=Q Nxc8 36. Nxc8 Nc7 37. a4 Ke8 38. Nd6+ Kd7 39. Nb7 Kc6 40. Nc5 a5 41. Nd3 axb4 42. Nxb4+ Kc5 43. Nc2 Kc4 44. Kg1 Kc3 45. Ne3 d4 46. Ng4 d3 47. Kf2 Kc2 48. Ne3+ Kc1 49. a5 d2 50. Ke2 Nd5 51. Nd1 Nf4+ 52. Ke3 Kxd1 53. a6 Nd5+ 54. Kd3 Nc7 55. a7 Na8 56. Ke3 Kc1 0-1
2024.04.02 Titled Tue 2nd Apr Early
585467 Taichman, O (2329) Zierk, S (2487) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Kb1 b5 11. Nxc6 Bxc6 12. Bd3 b4 13. Ne2 Nxe4 14. Bxe4 Bxe4 15. Bxe7 Qxe7 16. Qxb4 d5 17. Qa4+ Qd7 18. Qxd7+ Kxd7 19. Nc3 Bf5 20. Rd2 Rac8 21. Re1 Rc5 22. Ne2 Ke7 23. Nd4 Be4 24. g3 h5 25. Ka1 h4 26. g4 f6 27. c3 h3 28. Re3 Rh4 29. Rg3 g6 30. b4 Rc4 31. Kb2 e5 32. Ne2 Ke6 33. a4 Bg2 34. fxe5 fxe5 35. b5 Rxa4 36. bxa6 Rxa6 37. c4 d4 38. Nxd4+ exd4 39. Rxd4 Rh8 40. Re3+ Kf6 41. g5+ Kxg5 42. Rg3+ Kf6 43. Rf4+ Ke5 44. Rfg4 Rb8+ 45. Kc3 Ra3+ 46. Kd2 Rxg3 47. Rxg3 Be4 48. c5 Kd4 49. c6 Rb2+ 50. Kc1 Rc2+ 51. Kd1 Rxc6 52. Rxh3 Ra6 53. Ke1 Ra2 54. Kd1 Bd3 55. Ke1 Re2+ 56. Kd1 Kc3 57. Rg3 Rxh2 58. Ke1 Re2+ 59. Kd1 Rf2 60. Rg1 Rf1+ 61. Rxf1 Bxf1 62. Ke1 Bd3 63. Kf2 Kd4 64. Kg3 Bf5 65. Kf4 Kd5 66. Kg5 Ke5 67. Kh4 Kf6 68. Kg3 g5 0-1
2024.04.02 Titled Tue 2nd Apr Early
585582 Zierk, S (2487) Acosta Villarroel, Lorner Jesus (2168) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Qb6 10. c4 Bb4+ 11. Ke2 f5 12. Nf2 Ne7 13. Be3 Bc5 14. Bxc5 Qxc5 15. Kf3 g5 16. Qd6 Qb6 17. b3 gxf4 18. c5 Qb4 19. Bc4 Qc3+ 20. Nd3 Rg8 21. Rhc1 Qa5 22. Nxf4 Ba6 23. Nh5 Bxc4 24. Nf6+ Kf7 25. Nxg8 Bd5+ 26. Ke2 Rxg8 27. g3 Qb4 28. Rf1 Qe4+ 29. Kd2 Qd4+ 30. Ke2 Rg4 31. Rad1 Re4+ 32. Kf3 Re3+ 33. Kf2 Rd3+ 34. Ke2 Qe3# 0-1
2024.04.02 Titled Tue 2nd Apr Early
585845 Deng, Henry (2305) Zierk, S (2487) 0-1
1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 a6 5. Bd3 g6 6. O-O Bg7 7. Re1 d6 8. Nxd4 cxd4 9. Ne2 e5 10. c3 dxc3 11. dxc3 Ne7 12. Be3 d5 13. exd5 Qxd5 14. c4 Qc6 15. Qc2 f5 16. Bg5 Bf6 17. Bxf6 Qxf6 18. Nc3 O-O 19. Rad1 Be6 20. b3 Rad8 21. Bf1 Nc6 22. Qe2 Rxd1 23. Rxd1 Rd8 24. g3 e4 25. Rxd8+ Qxd8 26. Qe3 Qd4 27. Be2 Qxe3 28. fxe3 Kf7 29. Kf2 Kf6 30. h4 Ke5 31. Ke1 h6 32. Kd2 Bf7 33. Na4 Kd6 34. Kc3 g5 35. hxg5 hxg5 36. Bd1 b5 37. cxb5 axb5 38. Nb2 b4+ 39. Kd2 Ne5 40. Be2 Kc5 41. Na4+ Kc6 42. Nb2 Bd5 43. Na4 Nd7 44. Nb2 Nf8 45. Nc4 Bxc4 46. Bxc4 Ng6 47. Be6 Ne7 48. Kc2 Kd6 49. Bc4 Nd5 50. Bxd5 Kxd5 51. Kd2 Ke5 52. Ke2 f4 53. gxf4+ gxf4 54. exf4+ Kxf4 55. Kf2 e3+ 56. Ke2 Ke4 57. Ke1 Kd3 58. Kd1 e2+ 59. Ke1 Ke3 60. a4 bxa3 0-1
2024.04.02 Titled Tue 2nd Apr Early
586073 Zierk, S (2487) Tan, Jun Ying (2303) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O h6 9. Nxc6 bxc6 10. Bf4 d5 11. Qe3 Bb4 12. e5 Nd7 13. Qg3 Kf8 14. h4 Qa5 15. a3 Bxc3 16. Qxc3 Qxc3 17. bxc3 Nc5 18. Be3 Ne4 19. c4 f6 20. exf6 gxf6 21. Bd3 Nd6 22. Bc5 Ke7 23. Rhe1 Kd7 24. Re3 a5 25. Rde1 e5 26. Rg3 Ba6 27. f4 e4 28. Rg7+ Ke6 29. Be2 h5 30. g4 hxg4 31. Bxg4+ f5 32. Rg6+ Kf7 33. Rxd6 fxg4 34. cxd5 cxd5 35. Rxd5 Rxh4 36. Rxe4 Rc8 37. Rd7+ Kf6 38. Bd4+ Kf5 39. Re5+ Kxf4 40. Rf7+ Kg3 41. Bf2+ Kh3 42. Re3+ g3 43. Bxg3 Rhc4 44. Be5+ Kh4 45. Rg3 Rxc2+ 46. Kb1 Rc1+ 47. Kb2 R8c2+ 48. Kb3 Bc4+ 49. Ka4 Bxf7 50. Rg7 Be8+ 51. Kb3 Rc5 52. Bd4 a4+ 53. Kb2 R5c2# 0-1
2024.04.02 Titled Tue 2nd Apr Late
586229 Krzywda, A (2214) Zierk, S (2487) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. Kb1 b5 10. Nxc6 Bxc6 11. f3 Be7 12. h4 h6 13. Be3 b4 14. Ne2 d5 15. e5 Nd7 16. f4 Bb5 17. h5 Nc5 18. Bxc5 Bxc5 19. Nd4 Bxf1 20. Rdxf1 Qb6 21. Ne2 a5 22. f5 a4 23. fxe6 fxe6 24. Qf4 O-O-O 25. Qg4 b3 26. cxb3 axb3 27. a3 Kb8 28. Rh3 Rhf8 29. Rc1 Be3 30. Qa4 d4 31. Rc4 Rf1+ 32. Nc1 Rc8 33. Rxc8+ Kxc8 34. Qc4+ Qc7 35. Qxf1 Qc2+ 36. Ka1 Bxc1 37. Qf8+ Kd7 38. Qf7+ Kd8 39. Qf8+ Kd7 40. Qf7+ Kd8 41. Qf8+ Kd7 1/2-1/2
2024.04.02 Titled Tue 2nd Apr Late
586483 Zierk, S (2487) Jaskolka, T (2241) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 Bb4 9. a3 Be7 10. g4 h6 11. O-O-O b5 12. Nxc6 dxc6 13. h4 Bb7 14. Bd3 O-O-O 15. Qf2 Kb8 16. Bb6 Qf4+ 17. Kb1 Rd7 18. Ne2 Qd6 19. g5 Nh5 20. b4 Nf4 21. Nxf4 Qxf4 22. Be3 Qc7 23. gxh6 gxh6 24. Bc5 Bxc5 25. Qxc5 Qd6 26. Qxd6+ Rxd6 27. Rhg1 e5 28. f4 exf4 29. Rdf1 c5 30. bxc5 Rc6 31. Rxf4 Rxc5 32. Rxf7 Rhc8 33. Rgg7 R5c7 34. Rxc7 Rxc7 35. Rg8+ Ka7 36. Rg6 Re7 37. Rg4 Kb6 38. Kc1 Kc5 39. Kd2 Kd4 40. c3+ Ke5 41. Rg6 Re6 42. Rg4 Rd6 43. Ke3 Rd7 44. Rg6 Rxd3+ 45. Kxd3 Bxe4+ 46. Ke3 Bxg6 47. Kf3 Bf5 48. Ke3 h5 49. Kd2 Kf4 50. Ke2 Kg3 0-1
2024.04.02 Titled Tue 2nd Apr Late
586541 Zierk, S (2487) Thake, Conrad (1847) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. Bd2 Bb7 6. Qg4 Bf8 7. h4 h5 8. Qg3 Nc6 9. Nf3 Qd7 10. Ne2 O-O-O 11. Nf4 g6 12. O-O-O Nh6 13. c3 Nf5 14. Qh3 Bh6 15. Bd3 Na5 16. Kb1 Kb8 17. g4 hxg4 18. Qxg4 Ne7 19. Ng5 Nf5 20. h5 gxh5 21. Nxh5 Bxg5 22. Bxg5 Nh6 23. Qf4 Ng8 24. Bxd8 Qxd8 25. Nf6 Rxh1 26. Rxh1 Nxf6 27. Qxf6 Qxf6 28. exf6 e5 29. Rh8+ Bc8 30. Ba6 Nb7 31. dxe5 c5 32. e6 fxe6 33. f7 1-0
2024.04.02 Titled Tue 2nd Apr Late
586774 Bremner, Adam (2190) Zierk, S (2487) 0-1
1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. O-O b5 8. Qc2 Bb7 9. d3 c5 10. a4 Be7 11. axb5 axb5 12. Rxa8 Qxa8 13. Na3 Bc6 14. Ne1 Nd5 15. Bd2 O-O 16. e4 Nb4 17. Bxb4 cxb4 18. Nb1 Rc8 19. Qe2 Qa2 20. Nf3 Nc5 21. Nd4 Be8 22. f4 Rd8 23. Qe3 Qxb2 24. Ne2 Rxd3 25. Qf2 Nb3 26. Nc1 Bc5 27. Nxd3 Bxf2+ 28. Nxf2 Nd4 29. Rd1 f6 30. e5 Bg6 31. Nd2 Ne2+ 32. Kf1 Nc3 33. Nc4 Qe2+ 34. Kg1 Nxd1 0-1
2024.04.02 Titled Tue 2nd Apr Late
587052 Zierk, S (2487) Shapiro, V (2113) 1-0
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. d5 Ne5 10. Qd1 g6 11. Be2 Rc8 12. Nd2 Bg7 13. O-O O-O 14. b3 Nexc4 15. Rb1 Nxd2 16. Qxd2 Rc5 17. Bf3 Qc7 18. Qd3 Rc3 19. Qe4 Rc2 20. a4 Bf6 21. Be2 Nd7 22. Bc4 Ra2 23. Be3 Ne5 24. Bb5 a6 25. Rfc1 Qa5 26. Bf1 b5 27. axb5 axb5 28. f4 Nd7 29. Qd3 Rb8 30. b4 Qd8 31. Qb3 Raa8 32. Rc6 Nb6 33. Bxb5 Nc8 34. Be2 Na7 35. Ra6 Nc8 36. Qa4 Rxa6 37. Qxa6 Nb6 38. Bf3 Nd7 39. Rc1 Kg7 40. Ba7 Ra8 41. Qb7 Nf8 42. b5 Nd7 43. Kh2 h5 44. Rc7 Nc5 45. Bxc5 dxc5 46. Rd7 Qa5 47. d6 Re8 48. dxe7 Qd2 49. Rxd2 1-0
2024.04.02 Titled Tue 2nd Apr Late
587217 Sadovsky, Artem (2276) Zierk, S (2487) 0-1
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Be7 5. Bb2 O-O 6. Be2 a5 7. O-O Nbd7 8. d3 b6 9. Qc2 Bb7 10. Nbd2 a4 11. cxd5 exd5 12. Nd4 a3 13. Bc3 Re8 14. Rac1 c5 15. Nf5 Bf8 16. Bf3 Ne5 17. Bxe5 Rxe5 18. d4 Re8 19. dxc5 bxc5 20. Rfd1 Qb6 21. Nb1 Red8 22. Nc3 g6 23. Ng3 h5 24. Nge2 Bg7 25. Na4 Qd6 26. Qxc5 Qxc5 27. Nxc5 Bc8 28. Nd4 Bg4 29. Bxg4 hxg4 30. b4 Ne4 31. Nxe4 dxe4 32. Nc6 Rd3 33. b5 Bb2 34. Rb1 Rc3 35. Rd6 Ra4 36. Rd4 Rxd4 37. exd4 Kf8 38. d5 Rc5 39. d6 Ke8 40. Rd1 Kd7 41. Nb8+ Kd8 42. d7 Bf6 43. Nc6+ Kc7 44. d8=Q+ Bxd8 45. Nxd8 Rc2 46. Nxf7 Rxa2 47. Ne5 Rc2 48. b6+ Kxb6 49. Rb1+ Kc5 50. Nxg4 a2 51. Rd1 Rb2 52. Rc1+ Kb5 0-1
2024.04.02 Titled Tue 2nd Apr Late
587311 Kamsky, G (2610) Zierk, S (2487) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 a6 10. a4 Ng4 11. Bxg4 Bxg4 12. f3 Bd7 13. Nd5 e6 14. Nxc6 bxc6 15. Nb6 Rb8 16. a5 d5 17. c3 Bc8 18. Rad1 Re8 19. b4 Qe7 20. Kh1 dxe4 21. fxe4 e5 22. Qe2 Qb7 23. Nxc8 Rbxc8 24. Qc4 Re7 25. Bc5 Re6 26. Bb6 Bf8 27. Rd3 c5 28. Qd5 Qc6 29. Rdf3 Qxd5 30. exd5 Rd6 31. Rxf7 cxb4 32. Rxf8+ Rxf8 33. Rxf8+ Kxf8 34. Bc5 Ke7 35. Bxb4 1-0
2024.04.02 Titled Tue 2nd Apr Late
587420 Zierk, S (2487) Barria Zuniga, D (2341) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. Qd3 Qc7 8. a3 Bxc3+ 9. Qxc3 O-O 10. Bd3 d5 11. cxd5 Qxc3+ 12. bxc3 exd5 13. e5 Ne4 14. c4 Nc5 15. Be2 dxc4 16. Bxc4 b5 17. Be2 Bb7 18. O-O Nbd7 19. f4 Rac8 20. Nf5 Nb3 21. Ne7+ Kh8 22. Nxc8 Nxa1 23. Nd6 Ba8 24. f5 Nxe5 25. Bb2 Nc2 26. Bxe5 Ne3 27. Rc1 Nxg2 28. f6 g6 29. Nxf7+ 1-0
2024.04.02 Titled Tue 2nd Apr Late
587590 Munoz, Francisco Javier (2389) Zierk, S (2487) 0-1
1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bd3 g6 5. Nf3 Bg7 6. b3 Nf6 7. Bb2 d6 8. Nxd4 cxd4 9. Ne2 e5 10. c3 dxc3 11. dxc3 O-O 12. c4 Be6 13. O-O Nd7 14. Bc2 Nc5 15. Qd2 Qc7 16. Rac1 f5 17. exf5 gxf5 18. Nc3 e4 19. Nd5 Qf7 20. Bxg7 Qxg7 21. f4 Kh8 22. Kh1 a5 23. Ne3 Rfd8 24. Rcd1 b6 25. h3 Ra7 26. g4 fxg4 27. hxg4 Bxg4 28. Nxg4 Qxg4 29. Rg1 Qf3+ 30. Qg2 Qxf4 31. Qh3 Qf3+ 32. Qxf3 exf3 33. Rg3 Rf7 34. Rf1 f2 35. Kg2 Rdf8 36. Rg4 Ne6 37. Be4 Nf4+ 38. Kg3 Nh5+ 39. Kg2 Nf6 40. Rh4 Rg8+ 41. Kh2 Ng4+ 42. Kh3 Nf6 43. Rxf2 Nxe4 44. Rxf7 Ng5+ 45. Kg4 Nxf7+ 46. Kf5 Rg6 47. Re4 Nh6+ 48. Kf4 Rg4+ 0-1
2024.04.02 Titled Tue 2nd Apr Late
587701 Zierk, S (2487) Grigoriants, S RUS (2536) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. h4 Nc6 9. h5 Nge7 10. h6 gxh6 11. Rxh6 cxd4 12. Nf3 Nf5 13. Rh3 dxc3 14. Bxc3 Qe4+ 15. Qe2 Qxe2+ 16. Bxe2 Bd7 17. Bd3 Rc8 18. Bxf5 exf5 19. e6 1-0
2024.04.02 Titled Tue 2nd Apr Late
587856 Akobian, V (2571) Zierk, S (2487) 0-1
1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. O-O Nc6 7. a3 a6 8. dxc5 Qxd1 9. Rxd1 Bxc5 10. b4 Be7 11. Bb2 b5 12. Be2 Bb7 13. Nbd2 O-O 14. Nb3 Rac8 15. Rac1 Rfd8 16. Rxd8+ Rxd8 17. Nc5 Bxc5 18. Rxc5 Ne4 19. Rc2 f6 20. Ne1 Rd2 21. f3 Rxc2 22. Nxc2 Nd6 23. e4 e5 24. Kf2 Kf7 25. Ne3 Ke6 26. Bd1 a5 27. Bb3+ Kd7 28. Bc3 axb4 29. axb4 Bc8 30. h4 Ke7 31. Nd5+ Kd8 32. Nb6 Kc7 33. Nxc8 Kxc8 34. Ke3 Ne8 35. h5 h6 36. g3 Nc7 37. Bc2 Kb7 38. f4 Na6 39. fxe5 fxe5 40. Bb3 Naxb4 41. Bg8 Kc7 42. Kf3 Nc2 43. Ke2 Kd6 44. Kd3 N2d4 45. Bd5 Kc5 46. g4 Nb4+ 47. Ke3 Nxd5+ 48. exd5 Kxd5 49. Bb4 Nc2+ 0-1
2024.03.26 Titled Tue 26th Mar Late
594447 Martinez Fernandez, Adrian (2404) Zierk, S (2487) 1/2-1/2
1. e4 c5 2. Nc3 Nc6 3. Nge2 Nf6 4. d4 cxd4 5. Nxd4 d6 6. Be2 g6 7. O-O Bg7 8. Nb3 O-O 9. Be3 Bd7 10. Qd2 Re8 11. Rad1 a6 12. a4 Be6 13. Kh1 Bxb3 14. cxb3 Qa5 15. Bf3 Rac8 16. Rfe1 Nd7 17. Bg4 Nce5 18. Bxd7 Nxd7 19. Bd4 Bxd4 20. Qxd4 Qb6 21. Qxb6 Nxb6 22. Rd4 Rc5 23. Rb4 Rc6 24. Nd5 Nxd5 25. exd5 Rc7 26. g3 Rec8 27. Kg2 Kf8 28. Rb6 Rd7 29. Re4 Rc5 30. Rd4 h5 31. h4 Rdc7 32. Rd2 f6 33. b4 Rc4 34. a5 Ke8 35. Rd3 Kd8 36. b3 Rc2 37. b5 axb5 38. Rxb5 Ra2 39. b4 Rcc2 40. Rf3 Kc8 41. Kg1 Rd2 42. Kg2 Rab2 43. Kg1 Rd4 44. Rc3+ Kb8 45. Re3 Rd1+ 46. Kg2 Rdd2 47. Rxe7 Rxf2+ 48. Kg1 Rg2+ 49. Kf1 Kc8 50. Rbxb7 Rgf2+ 51. Ke1 Rfc2 52. Kd1 Rd2+ 53. Ke1 Rdc2 54. Kd1 Rd2+ 55. Ke1 Rdc2 1/2-1/2
2024.03.26 Titled Tue 26th Mar Late
594505 Zierk, S (2487) Brahami, Lamine (2188) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 g6 7. g4 Bg7 8. g5 Nfd7 9. Be3 Nc6 10. Qd2 O-O 11. O-O-O Nde5 12. Be2 Nxd4 13. Bxd4 Be6 14. f4 Nc4 15. Bxc4 Bxc4 16. Bxg7 Kxg7 17. Qd4+ 1-0
2024.03.26 Titled Tue 26th Mar Late
594732 Olenik Campa, Rudi (2316) Zierk, S (2487) 0-1
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Re1 e6 7. d4 cxd4 8. Nxd4 Be7 9. c4 O-O 10. Nc3 Qa5 11. Be3 Rac8 12. Qd2 Rxc4 13. Rac1 Rfc8 14. Nb3 Qh5 15. f3 a6 16. Qe2 b5 17. Rcd1 b4 18. Na4 Qb5 19. Nd2 Rc2 20. b3 Rxa2 21. Qxb5 axb5 22. Nb6 Nxb6 23. Bxb6 Rcc2 24. Be3 d5 25. e5 Nd7 26. f4 Bc5 27. Kf2 Rxd2+ 0-1
2024.03.26 Titled Tue 26th Mar Late
595131 Velikanov, A (2387) Zierk, S (2487) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nb3 e6 8. Bf4 Ne5 9. Be2 a6 10. g4 Be7 11. g5 Nfd7 12. h4 Qc7 13. a4 b6 14. Qd4 Bb7 15. Be3 Nc5 16. f4 Nc6 17. Qxg7 O-O-O 18. Nxc5 dxc5 19. Qxf7 Nd4 20. Bxd4 cxd4 21. Qxe6+ Kb8 22. Nd5 Bxd5 23. exd5 Bb4+ 24. Kd1 Ka7 25. a5 b5 26. Qb6+ Qxb6 27. axb6+ Kxb6 28. Bd3 Rxd5 29. Ke2 Bd6 30. Kf3 Rf8 31. f5 Rdxf5+ 32. Bxf5 Rxf5+ 33. Kg4 Rf2 34. Kh5 Rxc2 35. Kh6 Rc7 36. Rad1 Rd7 37. Rhf1 Kc5 38. h5 Be5 39. Rf5 Kd6 40. g6 hxg6 41. hxg6 Ke6 42. Rf3 Bg7+ 43. Kg5 Rd5+ 44. Kg4 Rd7 45. Re1+ Kd6 46. Rf7 d3 47. Rxd7+ Kxd7 48. Rd1 Bxb2 49. Rxd3+ Kc6 50. Kf5 a5 51. Rd2 Bg7 52. Ke6 b4 53. Rc2+ Kb5 54. Rc7 Bb2 55. Rb7+ Kc4 56. Ra7 Kb5 57. Rd7 a4 58. Rd5+ Kc4 59. Re5 a3 60. g7 a2 61. g8=Q a1=Q 62. Kd6+ Kc3 63. Qg3+ Kc4 64. Qf4+ Bd4 65. Qf7+ Kc3 66. Qf3+ Kc4 67. Qd5+ Kc3 68. Qf3+ Kc4 69. Qc6+ Kb3 70. Re4 Bc3 71. Qd5+ Ka3 72. Re2 b3 73. Qa8+ Kb4 74. Re4+ Kb5 75. Qb7+ Ka5 76. Qd5+ Ka6 77. Qc6+ Ka5 78. Qc5+ Ka6 79. Re8 Qd1+ 80. Kc7 Ba5+ 81. Kc8 Qg4+ 82. Kb8 Qf4+ 83. Ka8 Qf3+ 84. Kb8 Qb7# 0-1
2024.03.26 Titled Tue 26th Mar Late
595246 Zierk, S (2487) Theodorou, Nikolas (2622) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 c5 8. Qe5+ Qe7 9. Qxe7+ Bxe7 10. c4 fxe4 11. Nc3 Nf6 12. O-O O-O 13. Bg5 h6 14. Bh4 g5 15. Bg3 d6 16. Rfe1 Bf5 17. Rad1 Rad8 18. Bc2 Rfe8 19. Nxe4 Nxe4 20. Bxe4 Bxe4 21. Rxe4 Bf6 22. Rxe8+ Rxe8 23. Kf1 Bxb2 24. Rxd6 b5 25. cxb5 axb5 26. Rxh6 Rc8 27. Rg6+ Kf7 28. Rxg5 b4 29. Bd6 c4 30. Bxb4 c3 31. Rc5 Rxc5 32. Bxc5 c2 33. Be3 Ke6 34. Ke2 Kd5 35. Kd3 c1=Q 36. Bxc1 Bxc1 37. h4 Ba3 38. Ke3 Ke5 39. f4+ Kf6 40. g4 Kg6 41. Ke4 Kf6 42. h5 Ke6 43. g5 Bb4 44. a4 Ba5 45. f5+ Kf7 46. h6 Kg8 47. f6 Kh7 48. f7 Bb4 49. Kf5 Kh8 50. a5 1-0
2024.03.26 Titled Tue 26th Mar Late
595339 Llorente Zaro, A (2436) Zierk, S (2487) 0-1
1. b4 Nf6 2. Bb2 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d5 6. O-O a5 7. b5 c6 8. Na3 Bf5 9. d3 c5 10. e3 Nbd7 11. c4 dxc4 12. Nxc4 Nb6 13. Nxb6 Qxb6 14. e4 Bg4 15. a4 Nd7 16. Bxg7 Kxg7 17. Qc2 Bxf3 18. Bxf3 Ne5 19. Be2 Rfd8 20. f4 c4+ 21. Rf2 cxd3 22. Qc3 dxe2 23. Qxe5+ Kg8 24. Kg2 Rd1 25. Rxe2 Qg1+ 26. Kh3 Qf1+ 27. Kh4 Qxe2 0-1
2024.03.26 Titled Tue 26th Mar Late
595624 Nakamura, Hi (2789) Zierk, S (2487) 1-0
1. Nf3 Nf6 2. b3 g6 3. d4 Bg7 4. Bb2 c5 5. dxc5 Qa5+ 6. Nbd2 Qxc5 7. e3 O-O 8. c4 d5 9. a3 dxc4 10. b4 Qh5 11. Bxc4 Nc6 12. Rc1 Bg4 13. h3 Rfd8 14. Qb3 e6 15. Be2 Bxf3 16. Bxf3 Qb5 17. Rc5 Qd3 18. Qxd3 Rxd3 19. Ke2 Rad8 20. Rc2 R3d7 21. Bxc6 bxc6 22. Rhc1 Nd5 23. Bxg7 Kxg7 24. Nb3 Ne7 25. Nc5 Rd5 26. Nb3 e5 27. Rc5 R8d7 28. e4 Rd3 29. R1c3 Rxc3 30. Rxc3 f5 31. f3 Kf6 32. Rc5 g5 33. Na5 Rd6 34. Nc4 Rd4 35. Ke3 fxe4 36. fxe4 Rd1 37. Nxe5 Re1+ 38. Kf3 Rf1+ 39. Ke2 Ra1 40. Ra5 h5 41. g4 h4 42. Nf3 Ng6 43. e5+ Ke7 44. Nxg5 Nf4+ 45. Kf3 Rf1+ 46. Ke4 Nd5 47. Rxa7+ Ke8 48. Rh7 Re1+ 49. Kf5 1-0
2024.03.26 Titled Tue 26th Mar Late
595820 Zierk, S (2487) Troff, Kayden (2487) 0-1
1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Qb6 6. Nb3 a5 7. Be3 Qb4+ 8. Bd2 Qd6 9. Bc3 Qxd1+ 10. Kxd1 Nf6 11. f3 O-O 12. Bxa5 Nxe4 13. fxe4 Bxb2 14. Bc3 Bxa1 15. Bxa1 Rxa2 16. Nc3 Ra3 17. Kc2 Nc6 18. Nd5 d6 19. Bb2 Ra4 20. Nd4 Re8 21. Bd3 Be6 22. Nb5 Bxd5 23. exd5 Nb4+ 24. Kc3 Rc8 25. Kd2 Nxd3 26. Kxd3 Rcxc4 27. Re1 Rcb4 28. Nc3 Ra5 29. Bc1 Kf8 30. Bh6+ Ke8 31. h4 f6 32. Bd2 Rxh4 33. Rb1 Ra7 34. Be3 Ra8 35. Rxb7 Rg4 36. Nb5 Rc8 37. Bd4 Rg3+ 38. Ke4 f5+ 39. Kf4 Rg4+ 40. Kf3 Rc4 41. Be3 Rge4 42. Nd4 Rc3 43. Ne6 Rcxe3+ 44. Kf2 Rxe6 45. dxe6 Rxe6 46. Rb8+ Kf7 47. Kf3 Re4 48. g3 h5 49. Rh8 Kg7 50. Re8 d5 51. Rd8 d4 52. Rd7 Kf6 53. Rd8 e5 54. Rd7 Kg5 55. Kf2 Re3 56. Rd5 Kg4 57. Rd6 g5 58. Rd5 Rf3+ 59. Ke2 Rxg3 60. Rxe5 Re3+ 0-1
2024.03.26 Titled Tue 26th Mar Late
595887 Zou, Chen (2449) Zierk, S (2487) 1-0
1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. g3 Nf6 7. d3 Bb4 8. Bd2 d4 9. Nb1 Bxd2+ 10. Nxd2 a5 11. Bg2 a4 12. a3 c5 13. O-O Nc6 14. Qe2 e5 15. f4 Qe7 16. h4 exf4 17. gxf4 h5 18. Bf3 Ng4 19. Nc4 Qxh4 20. Nd6+ Kf8 21. Nf5 Qf6 22. Bxg4 hxg4 23. Qxg4 Ne7 24. Nxe7 Kxe7 25. Kg2 Rh6 26. f5 Rah8 27. Rh1 Rxh1 28. Rxh1 Rxh1 29. Kxh1 Qh6+ 30. Kg2 Qd2+ 31. Kg3 Qxc2 32. Qxg7 Qxd3+ 33. Kf4 Qa6 34. e5 d3 35. f6+ Kd8 36. Qf8+ Kc7 37. Qxf7+ Kb6 38. Qe6+ Kb5 39. Qxa6+ bxa6 40. Ke3 1-0
2024.03.26 Titled Tue 26th Mar Late
596018 Zierk, S (2487) Agasiyev, Ka (2441) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Bc5 Re8 15. Ne4 Qc7 16. h4 Rad8 17. h5 Nf4 18. Rxd8 Rxd8 19. Bxe6 Nxe6 20. hxg6 hxg6 21. Ba3 c5 22. Qh4 f5 23. Nxc5 Nd4 24. c3 Ne2+ 25. Kc2 Nf4 26. g3 Nd5 27. Ne6 Ne3+ 28. Kb1 1-0
2024.03.26 Titled Tue 26th Mar Late
596249 Pakleza, Z (2482) Zierk, S (2487) 1-0
1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 Nh5 6. Bg5 h6 7. Bh4 g5 8. Nfd2 Nf4 9. exf4 gxh4 10. c3 d6 11. Nf3 c5 12. dxc5 dxc5 13. Qxd8 Rxd8 14. Nxh4 Nd7 15. Nf5 Bf8 16. Nd2 Nb6 17. Ne3 Na4 18. O-O-O Be6 19. Bc4 Bd7 20. Nf3 e6 21. Ne5 Be8 22. Rxd8 Rxd8 23. Rd1 Rxd1+ 24. Nxd1 b5 25. Be2 Bd6 26. g3 c4 27. b3 cxb3 28. axb3 Nc5 29. b4 Ne4 30. Bf3 Nf6 31. Ne3 Kg7 32. Kc2 Kf8 33. Kd3 Bc7 34. Nc2 a5 35. bxa5 Bxa5 36. Nd4 b4 37. Nec6 Bxc6 38. Nxc6 Bb6 39. cxb4 Bxf2 40. g4 Bg1 41. h4 Bf2 42. g5 Nd7 43. gxh6 Bxh4 44. Ne5 Nxe5+ 45. fxe5 f6 46. Bg4 fxe5 47. Bxe6 Bg5 48. b5 Bd8 49. Ke4 Bc7 50. Kd5 Bb8 51. Ke4 Bc7 52. Kf5 Bd6 53. b6 Bb8 54. b7 e4 55. Kxe4 Bc7 56. Kf5 Bg3 57. Kg6 Ke7 58. Bf7 Be5 59. h7 Kd7 60. h8=Q Bxh8 61. b8=Q Bd4 62. Qe8+ Kd6 63. Qe6+ Kc5 64. Qd5+ Kb6 65. Qxd4+ 1-0
2024.02.27 Titled Tue 27th Feb Early
621776 Zierk, S (2487) Bagrationi, A (2443) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Qb6 8. Na4 Qa5+ 9. c3 cxd4 10. b4 Nxb4 11. cxb4 Bxb4+ 12. Bd2 Bc3 13. Rc1 Bxd2+ 14. Nxd2 b5 15. Nb2 Nb6 16. Be2 Nc4 17. Nxc4 bxc4 18. O-O d3 19. Bf3 Rb8 20. f5 exf5 21. Rf2 O-O 22. g4 fxg4 23. Bxg4 Bxg4 24. Qxg4 Qa3 25. Rcf1 c3 26. Nf3 c2 27. Qf4 Rb1 28. Kg2 c1=Q 29. Rxc1 Qxc1 30. Qd4 Qh1+ 31. Kg3 Rg1+ 32. Nxg1 Qxg1+ 33. Kf3 Qd1+ 34. Kg2 Re8 35. Qxd5 Qg4+ 36. Kf1 Qe6 37. Qxd3 Qxe5 38. Qd7 Rf8 39. Qxa7 Qb5+ 40. Kg2 g6 41. Qd4 Qc6+ 42. Kg3 Re8 43. Qf4 Qc3+ 44. Kg2 Qc6+ 45. Kg3 Qe6 46. a4 h5 47. a5 Rd8 48. Rf3 Rd1 49. Qb8+ Kh7 50. Qb6 Qe1+ 51. Rf2 Rd3+ 52. Kg2 Qe4+ 53. Kg1 Rd1+ 54. Rf1 Qg4+ 55. Kf2 Qf4+ 56. Ke2 Rxf1 57. a6 Qf3+ 58. Kd2 Rd1+ 0-1
2024.02.27 Titled Tue 27th Feb Early
621891 Kupervaser, Erez (2226) Zierk, S (2487) 0-1
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. c4 Be7 8. b3 O-O 9. Bb2 a6 10. d4 cxd4 11. Nxd4 Re8 12. Nc3 d5 13. exd5 exd5 14. Nxd5 Nxd5 15. cxd5 Bf6 16. Qd2 Nc5 17. Nf5 Ne4 18. Bxf6 Qxf6 19. Qf4 g6 20. Nh6+ Kg7 21. Qe3 Qh4 22. Qd4+ Qf6 23. f3 Qxd4+ 0-1
2024.02.27 Titled Tue 27th Feb Early
622178 Zierk, S (2487) Dushyant, Sharma (2331) 1-0
1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. c4 e6 6. g4 Nxg4 7. fxg4 Qh4+ 8. Kd2 Be4 9. Nf3 Qf2+ 10. Qe2 Qxf3 11. Qxf3 Bxf3 12. Rg1 exd5 13. Rg3 Bd6 14. Rxf3 Nc6 15. cxd5 Nxd4 16. Re3+ Kd7 17. Kd3 c5 18. Nc3 Rac8 19. g5 f5 20. gxf6 gxf6 21. Bh3+ f5 22. Ne2 Rcf8 23. Nxd4 cxd4 24. Rf3 Kc7 25. Bf4 1-0
2024.02.27 Titled Tue 27th Feb Early
622543 Melian, Juan Sebastian (2218) Zierk, S (2487) 0-1
1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 g6 6. Bc2 Bg7 7. O-O O-O 8. d4 cxd4 9. cxd4 e5 10. d5 Nb4 11. Bb3 a5 12. a3 Na6 13. Nc3 Bd7 14. Qe2 Nc5 15. Bc4 b5 16. Bxb5 Nfxe4 17. Nxe4 Bxb5 18. Qxb5 Nxe4 19. Be3 Qb8 20. Qc4 f5 21. b4 Rc8 22. Qb3 Nc3 23. Kh1 Qb5 24. Rfc1 a4 25. Qb2 Nxd5 26. Qd2 Nxe3 27. Qxe3 d5 28. Nxe5 d4 0-1
2024.02.27 Titled Tue 27th Feb Early
623042 Zierk, S (2487) Zou, Chen (2449) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. O-O Qe7 7. Bg5 h6 8. Bh4 Bg4 9. h3 Bh5 10. Nbd2 g5 11. Bg3 Bd6 12. d4 Nd7 13. Nc4 f6 14. Ne3 O-O-O 15. Nf5 Qf8 16. Qd3 g4 17. hxg4 Bxg4 18. N3h4 Rg8 19. Qe3 Bxf5 20. Nxf5 h5 21. dxe5 Bc5 22. Qc3 fxe5 23. Rad1 Bb6 24. Bh4 Re8 25. Qh3 Rg4 26. Kh2 Nf6 27. Bxf6 Qxf6 28. f3 Rgg8 29. Nd6+ Kb8 30. Nxe8 Rxe8 31. Rd7 a6 32. Rfd1 Ka7 33. Rh7 Rg8 34. Rxh5 Qf4+ 35. Kh1 a5 36. Rf5 Qe3 37. Rxe5 Qe2 38. Rc1 Qd2 39. Rf1 Qxc2 40. Qh5 Qxb2 41. g4 Qc3 42. Rf5 Rh8 43. Kg2 Rxh5 44. gxh5 Qb2+ 45. Kg3 Qg7+ 46. Kh4 Qe7+ 47. Kh3 Qg7 48. f4 Qc3+ 49. Kg4 Qd3 50. Rf3 Qxe4 51. h6 Qe6 52. Rh3 Qg6+ 53. Rg5 Qe6+ 54. f5 Qe4+ 55. Kh5 Bd4 56. h7 Qe8+ 57. Rg6 Qf7 58. Kg5 Qe7+ 59. Kh5 Qf7 60. Kg5 Bh8 61. Re3 Qxh7 62. Rh6 Qg7+ 63. Kh5 Qf7+ 64. Kg4 Bg7 65. Rg6 Qf8 66. Ree6 Bb2 67. f6 Qb4+ 68. Kf5 Qc5+ 69. Kg4 Qc4+ 70. Kh5 Qxe6 71. Kh6 Qxf6 0-1
2024.02.27 Titled Tue 27th Feb Early
623263 Zierk, S (2487) Andreev, Konstantin (2228) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. f3 Nf6 8. Qd2 h5 9. O-O-O Be7 10. Kb1 b5 11. Nxc6 dxc6 12. Bg5 c5 13. e5 Qxe5 14. Bf4 Qd4 15. Qc1 Qb4 16. Bc7 c4 17. Bb6 Nd5 18. Rxd5 exd5 19. Nxd5 Qd6 20. Nc7+ Kf8 21. Nxa8 Bb7 22. Bc7 Qc6 23. Qf4 Bxa8 24. Be2 g5 25. Qd4 f6 26. Ba5 Kg7 27. Rd1 Re8 28. h4 Bc5 29. Qd2 Qe6 30. Bf1 gxh4 31. Qf4 Be3 32. Qxh4 Kg6 33. g4 Bxf3 34. gxh5+ Kh6 35. Re1 Qf5 36. Rxe3 Rxe3 37. Bd2 Qg5 38. Qxg5+ fxg5 39. Bxe3 Kxh5 40. Kc1 g4 41. Bf2 Kg5 42. Bg3 Kf5 43. Kd2 Ke4 44. b3 Kd4 45. c3+ Kd5 46. bxc4+ bxc4 47. Ke3 a5 48. Be2 Bxe2 49. Kxe2 Ke4 50. a4 Kd5 51. Ke3 1-0
2024.02.27 Titled Tue 27th Feb Early
623392 Korchynskyi, Mykola (2263) Zierk, S (2487) 0-1
1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Qa5+ 7. Nc3 Bb7 8. Bd2 Qb6 9. Qb3 e6 10. e4 exd5 11. exd5 Bd6 12. Nf3 O-O 13. O-O Na6 14. a4 Nc7 15. a5 Rxa5 16. Rxa5 Qxa5 17. Ne4 Qxb5 18. Nxf6+ gxf6 19. Qc3 Nxd5 20. Qc2 Ba6 21. Re1 Qd3 22. Qc1 Nc7 23. Bf4 Re8 24. Bxd6 Rxe1+ 25. Qxe1 Qxd6 26. h3 Ne6 27. Qe3 Bb7 28. Nh4 Qf4 29. Qxf4 Nxf4 30. Nf5 Bxg2 31. h4 Be4 32. Ng3 d5 33. Kf1 Nd3 34. b3 Nc1 0-1
2024.02.27 Titled Tue 27th Feb Early
623680 Zierk, S (2487) Cuenca Jimenez, J (2499) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Bd6 5. d3 Nge7 6. a4 O-O 7. Nbd2 Bc7 8. Re1 a6 9. Bc4 d5 10. exd5 Nxd5 11. Ne4 b6 12. Bg5 Qd7 13. c3 Kh8 14. d4 f5 15. Nxe5 Nxe5 16. dxe5 Bb7 17. Nd6 Bxd6 18. exd6 Nf6 19. Re7 Qc6 20. f3 Rad8 21. Rc7 Rxd6 22. Rxc6 Rxd1+ 23. Rxd1 Bxc6 24. Rd6 Bxa4 25. Rxb6 Bb5 26. Bxb5 axb5 27. Bxf6 gxf6 28. Rxb5 Rc8 29. Rb7 c4 30. f4 Rd8 31. Kf2 Rd2+ 32. Kf3 Kg8 33. h3 h5 34. Rb5 Kg7 35. Rxf5 Rxb2 36. Rc5 Kg6 37. Rxc4 Rc2 38. g4 1-0
2024.02.27 Titled Tue 27th Feb Early
623983 Volkov, Maksim (2302) Zierk, S (2487) 1-0
1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. Nf3 O-O 8. a7 Rxa7 9. e4 d6 10. Be2 Ba6 11. O-O Qb6 12. a4 Nbd7 13. h3 Rb8 14. Ra3 Qa5 15. Re1 Rb4 16. Bd2 Qb6 17. Bxa6 Rxa6 18. Bc1 Ne8 19. Na2 Bxb2 20. Nxb4 cxb4 21. Ra2 Bxc1 22. Qxc1 b3 23. Rb2 f6 24. Qc4 Nc5 25. Ra1 Qb7 26. Nd4 Rb6 27. Nc6 e5 28. a5 Ra6 29. f4 Kg7 30. fxe5 fxe5 31. Nxe5 Nf6 32. Nc6 Nfxe4 33. Kh2 Qf7 34. Rf1 Qe8 35. Re2 Rxc6 36. dxc6 Qxc6 37. Qf7+ Kh6 38. Qf4+ g5 39. Qf8+ Kg6 40. Qf7+ Kh6 41. h4 gxh4 42. Rf5 Ng3 43. Re6+ 1-0
2024.02.27 Titled Tue 27th Feb Early
624075 Zierk, S (2487) Masruri, R (2281) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f5 8. Qg3 Nc6 9. Nf3 cxd4 10. cxd4 Nge7 11. h4 O-O 12. h5 f4 13. Qh3 Nxd4 14. Nxd4 Qxe5+ 15. Be3 fxe3 16. Qxe3 Qxe3+ 17. fxe3 e5 18. Nf3 e4 19. Nd4 Bg4 20. Be2 Bxe2 21. Kxe2 Nf5 22. Nxf5 Rxf5 23. Raf1 Rxf1 24. Rxf1 Rc8 25. Kd2 Rc5 26. Rf5 Ra5 27. c4 Rxa3 28. cxd5 Rd3+ 29. Ke2 g6 30. Re5 Kf7 31. h6 Kf6 32. Re6+ Kg5 33. Re7 Kxh6 34. Rxb7 Rxd5 35. Rxa7 Rb5 36. Re7 Rb2+ 37. Kf1 Rb4 38. Re5 g5 39. g4 Kg6 40. Re6+ Kf7 41. Rh6 Kg7 42. Re6 Kf7 43. Rh6 Kg7 44. Re6 Kf7 1/2-1/2
2024.02.27 Titled Tue 27th Feb Early
624346 Yurovskykh, Oleksandr (2328) Zierk, S (2487) 0-1
1. d4 Nf6 2. Nf3 c5 3. c3 cxd4 4. cxd4 g6 5. Nc3 d5 6. Bf4 Bg7 7. e3 a6 8. Bd3 Nc6 9. h3 O-O 10. O-O Bf5 11. Bxf5 gxf5 12. Ne5 e6 13. Nxc6 bxc6 14. Rc1 Nd7 15. Na4 Rc8 16. Qd2 Qe7 17. Nc5 Nxc5 18. Rxc5 e5 19. Bh2 f4 20. Rfc1 fxe3 21. fxe3 exd4 22. exd4 Rfe8 23. Be5 Bxe5 24. dxe5 Qxe5 25. Rxc6 Rxc6 26. Rxc6 Re6 27. Rxe6 fxe6 28. Kf2 d4 29. a3 Qf5+ 30. Ke2 e5 31. g4 Qe4+ 32. Kf2 Qg6 33. b4 Qf6+ 34. Kg1 e4 35. Qa2+ Kg7 36. Qd5 e3 37. Qd7+ Kh6 38. Qf5 Qxf5 39. gxf5 Kg5 40. a4 d3 41. Kf1 Kxf5 42. b5 axb5 43. a5 b4 44. a6 b3 45. a7 b2 46. a8=Q b1=Q+ 47. Kg2 Qc2+ 48. Kg3 Qf2# 0-1
2024.02.20 Titled Tue 20th Feb Late
633898 Dinu, DD (2190) Zierk, S (2487) 0-1
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Re1 e6 7. c3 Be7 8. d4 O-O 9. Nbd2 cxd4 10. cxd4 d5 11. e5 Ne8 12. Nb3 Rc8 13. Bd2 Nb8 14. Rc1 Nc6 15. h3 Nc7 16. Bc3 Nb5 17. Qd3 Qb6 18. Bd2 Nb4 19. Qb1 Rc4 20. a4 Nc7 21. Bc3 Nc6 22. Qa2 Qa6 23. Ra1 b5 24. axb5 Qxa2 25. Rxa2 Nxb5 26. Rc1 Nb4 27. Ra5 Rb8 28. Nfd2 Rcc8 29. Nf1 Nd3 30. Rd1 Nxc3 31. bxc3 Nb2 32. Rb1 Rxb3 33. Rxa7 Bf8 34. Nd2 Rbb8 35. Ra3 Bxa3 0-1
2024.02.20 Titled Tue 20th Feb Late
634113 Zierk, S (2487) Antoniou, Rafail (2036) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bc5 7. Bf4 O-O 8. Bc7 Qe7 9. Bd6 Bxd6 10. Qxd6 Qd8 11. O-O-O a6 12. Nd4 Ne7 13. Be2 b5 14. Nb3 Ne8 15. Qd2 d6 16. a3 Bb7 17. f4 d5 18. Bf3 Nf6 19. e5 Nd7 20. h4 Qc7 21. h5 h6 22. g4 f6 23. Nd4 Qb6 24. exf6 Nxf6 25. g5 hxg5 26. fxg5 Ne4 27. Nxe4 dxe4 28. Bg4 e5 29. Ne6 Rf2 30. Qd7 Rc8 31. Kb1 Qc6 32. Qxc6 Nxc6 33. Nc5 Rc7 34. Be6+ Kh7 35. Bd5 Na5 36. Nxb7 Nxb7 37. Bxe4+ Kg8 38. h6 gxh6 39. gxh6 Nc5 40. h7+ 1-0
2024.02.20 Titled Tue 20th Feb Late
634343 Zierk, S (2487) Hungaski, R (2471) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. h4 h6 7. O-O-O Bb7 8. f3 Nd7 9. Nh3 Rc8 10. Kb1 c5 11. dxc5 Nxc5 12. Bd4 Bxd4 13. Qxd4 Nf6 14. g4 Qc7 15. g5 Ne6 16. Qd2 hxg5 17. hxg5 Nh5 18. Nd5 Bxd5 19. exd5 Neg7 20. Bd3 Qb6 21. Nf4 Kd7 22. Rde1 Rce8 23. Ne2 e5 24. dxe6+ Nxe6 25. f4 Nc5 26. f5 Nxd3 27. Qxd3 Rhg8 28. Qd5 Rgf8 29. Nc3 Nf4 30. Qf3 Qd4 31. Qb7+ Kd8 32. Rd1 Qc5 33. Ne4 Rxe4 34. Qxe4 Qxf5 35. Rxd6+ 1-0
2024.02.20 Titled Tue 20th Feb Late
634644 Martinez Alcantara, Jose Eduardo (2610) Zierk, S (2487) 0-1
1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. c3 Bd6 6. g3 dxe4 7. dxe4 e5 8. Bg2 O-O 9. O-O a5 10. a4 Qe7 11. Re1 Rd8 12. Qc2 Bc5 13. Nc4 h6 14. Ne3 Ng4 15. Nh4 Qf6 16. Nhf5 Nxe3 17. Bxe3 Bxe3 18. Nxe3 Ne7 19. Rad1 Bd7 20. Qb3 Qb6 21. Qa3 Qe6 22. Bf1 Bc6 23. Bc4 Qf6 24. Ng4 Qg5 25. Rxd8+ Rxd8 26. h4 Qxg4 27. Qxe7 Qd7 28. Qxe5 Re8 29. Qf4 Bxa4 30. e5 Bb5 31. Bxb5 Qxb5 32. c4 Qxb2 33. Qe4 a4 34. Qd5 Qb4 35. Re3 c6 36. Qd7 Qe7 37. Qd3 Ra8 38. Qb1 a3 39. Re2 b5 40. cxb5 cxb5 41. Qb3 Qe6 42. Qf3 Qc8 43. Ra2 b4 44. Kh2 Rb8 45. Qe4 Qe6 46. Ra1 g6 47. h5 gxh5 48. Qe3 b3 49. Rd1 b2 50. Rd6 b1=Q 51. Rxe6 fxe6 52. Qxh6 Qf5 53. Qe3 Rf8 54. f4 Qg4 55. Qxa3 h4 56. Qe7 Qxg3+ 57. Kh1 Qh3+ 58. Kg1 Qg4+ 59. Kh1 Rxf4 60. Qe8+ Rf8 61. Qb5 Qf3+ 62. Kg1 Qg3+ 63. Kh1 Qe1+ 64. Kg2 Rf2+ 65. Kh3 Qe3+ 66. Kg4 Qg3+ 67. Kh5 Rf5+ 0-1
2024.02.20 Titled Tue 20th Feb Late
634810 Zierk, S (2487) Grischuk, A (2732) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. Bd2 Bg7 16. Qc1 Rb8 17. a4 c5 18. d5 c4 19. Be3 Qc7 20. Ra3 Nc5 21. Qd2 Bc8 22. axb5 axb5 23. Rea1 Bd7 24. Ra7 Rb7 25. Bxc5 dxc5 26. R7a6 Rb6 27. Ra7 Rb7 28. R7a6 Rb6 29. Ra7 Qd6 30. Nf1 Reb8 31. Qg5 Nh5 32. N1h2 h6 33. Qe3 Nf4 34. h4 R8b7 35. g3 Nh5 36. Rxb7 Rxb7 37. Ra8+ Kh7 38. Qc1 Nf6 39. Qa1 b4 40. Nd2 Bb5 41. Nhf1 Ng4 42. Bd1 h5 43. Bxg4 hxg4 44. Ne3 Bh6 45. Ndxc4 Bxc4 46. Nxc4 Qf6 47. Qa6 Qxa6 48. Rxa6 bxc3 49. bxc3 Rb3 50. Nxe5 Rxc3 51. Nxf7 Bg7 52. Ng5+ Kh6 53. Ra7 Rd3 54. d6 c4 55. d7 c3 56. d8=Q 1-0
2024.02.20 Titled Tue 20th Feb Late
635021 Le, Quang Liem (2731) Zierk, S (2487) 1-0
1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. e3 e6 5. d4 d5 6. a3 cxd4 7. exd4 Be7 8. c5 O-O 9. b4 Ne4 10. Bb2 f5 11. Bb5 Bf6 12. O-O a5 13. bxa5 Qxa5 14. Qd3 Bd7 15. Rfb1 Qc7 16. a4 g5 17. Ne2 g4 18. Ne1 Kh8 19. Bc1 e5 20. Nc2 f4 21. dxe5 Bxe5 22. Bb2 f3 23. Ng3 Bxb2 24. Rxb2 Qe5 25. Rab1 Nc3 26. Re1 Ne2+ 27. Nxe2 Qxb2 28. Nc3 Rae8 29. Rb1 Bf5 30. Rxb2 Bxd3 31. Bxd3 fxg2 32. Nxd5 Ne5 33. Bb5 Rc8 34. Nce3 Rxc5 35. Kxg2 h5 36. Be2 Rf7 37. Rb6 Nc6 38. Nb4 Nd4 39. Bc4 Rfc7 40. Bd3 Rg5 41. Nbd5 Rf7 42. Rb4 Nf3 43. Nf4 Ne1+ 44. Kg3 h4+ 45. Kxh4 Rc5 46. Be2 Nf3+ 47. Bxf3 gxf3 48. Kg3 Kg8 49. Kxf3 Rh5 50. Kg3 Rh6 51. Ng4 Ra6 52. h4 Kg7 53. Nh3 Rc6 54. Ng5 Rc3+ 55. f3 Re7 56. h5 Ra3 57. Rb6 Rxa4 58. h6+ Kg8 59. Rg6+ Kh8 60. Nf6 Ra8 61. Kg4 Rf8 62. f4 b5 63. Nd5 Rd7 64. Nb4 Rd4 65. Ne6 Rfxf4+ 66. Nxf4 Rxb4 67. Rb6 Rc4 68. Kg5 Rc7 69. Rxb5 Kh7 70. Kh5 Rf7 71. Ne6 Re7 72. Ng5+ 1-0
2024.02.20 Titled Tue 20th Feb Late
635177 Zierk, S (2487) Duda, J (2732) 0-1
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. O-O Ngf6 8. Qe2 Nxe4 9. Bxe4 Bxe4 10. Qxe4 c6 11. c4 Be7 12. b3 O-O 13. Bb2 a5 14. a3 Re8 15. Rad1 Bd6 16. Ne5 Nf6 17. Qc2 Qe7 18. a4 Red8 19. Rfe1 Ba3 20. Ba1 Bb4 21. Re3 h6 22. g3 Rd6 23. Nd3 Rad8 24. Nxb4 axb4 25. Red3 R6d7 26. Bb2 Ne8 27. Qd2 Nc7 28. Qe1 b5 29. a5 bxc4 30. bxc4 Ra8 31. Ra1 Na6 32. Qe5 Qd6 33. Qxd6 Rxd6 34. Kf1 f6 35. f4 Kf7 36. Ke2 h5 37. Kd2 Ke7 38. Kc2 c5 39. Re1 Kd7 40. f5 exf5 41. d5 Nc7 42. Rde3 Re8 43. Bc1 Ra6 44. d6 Rxd6 45. Rxe8 Nxe8 46. Bf4 Ra6 47. Ra1 g5 48. Be3 Kc6 49. h4 Nd6 50. Kd3 f4 51. gxf4 gxh4 52. Bf2 h3 53. Bh4 h2 54. Bxf6 Rxa5 55. Rh1 Ra3+ 56. Ke2 Ne4 57. Bh4 b3 58. f5 b2 59. f6 Nd6 0-1
2024.02.20 Titled Tue 20th Feb Late
635220 Djokic, Mihailo (2139) Zierk, S (2487) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. f4 Ng4 10. Bxg4 Bxg4 11. Qxg4 Nxd4 12. Qd1 Nc6 13. Qd2 Qa5 14. Kh1 Rac8 15. Rf3 f5 16. exf5 Qxf5 17. Re1 Nb4 18. Bxa7 Rfe8 19. Ne4 Nxc2 20. Nxd6 exd6 21. Rxe8+ Rxe8 22. h3 Qe4 23. Kh2 Nd4 24. Rf1 Qe2 25. Qc1 Nf5 26. Rf2 Qd3 27. Rf3 Qd5 28. b3 h5 29. Bf2 Re2 30. a4 Nd4 31. Bxd4 Qxf3 0-1
2024.02.20 Titled Tue 20th Feb Late
635461 Zierk, S (2487) Truskavetsky, A (2348) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e5 6. Re1 Nge7 7. d3 O-O 8. Nbd2 a6 9. Ba4 b5 10. Bb3 d6 11. Nf1 h6 12. a4 Rb8 13. axb5 axb5 14. Ne3 Kh8 15. Nd5 Nxd5 16. Bxd5 Ne7 17. Bb3 f5 18. Bc2 f4 19. d4 g5 20. dxe5 dxe5 21. Qe2 Be6 22. Rd1 Qb6 23. b3 Ng6 24. Bb2 g4 25. Ne1 f3 26. Qe3 fxg2 27. Nxg2 Rf3 28. Qe1 Rbf8 29. Rd2 h5 30. Rad1 Qb7 31. Rd6 Qf7 32. R1d2 Bh6 33. Re2 Qe7 34. Rb6 h4 35. c4 bxc4 36. bxc4 h3 37. Ne3 Bg7 38. Nf5 Bxf5 39. exf5 Nh4 40. Rxe5 Bxe5 41. Bxe5+ Kg8 42. Rh6 Re8 43. Rh8+ Kf7 44. Rh7+ Kg8 45. Rxe7 Rxe7 46. Qe4 Kh7 47. f6+ 1-0
2024.02.20 Titled Tue 20th Feb Late
635551 Xiong, Jeffery (2659) Zierk, S (2487) 1-0
1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3 axb5 6. e4 e6 7. Bxb5 exd5 8. e5 Qa5+ 9. Nc3 d4 10. exf6 dxc3 11. Qe2+ Kd8 12. Kf2 Ba6 13. Bxa6 Rxa6 14. bxc3 Re6 15. Qc4 Nc6 16. Ne2 Ne5 17. Qd5 gxf6 18. Rb1 Rd6 19. Rb8+ Ke7 20. Qe4 Bg7 21. Rxh8 Bxh8 22. Nf4 Qxa2+ 23. Kg3 f5 24. Qxf5 Ng6 25. Qxc5 Be5 26. Re1 Qd5 27. Ba3 Kf6 28. Rxe5 1-0
2024.02.20 Titled Tue 20th Feb Late
635726 Zierk, S (2487) Troff, Kayden (2487) 1-0
1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Qb6 6. Nb3 a5 7. Be3 Qb4+ 8. Bd2 Qd6 9. Bc3 Qxd1+ 10. Kxd1 Nf6 11. f3 Nc6 12. Nd4 Nxe4 13. fxe4 Nxd4 14. Nd2 O-O 15. Nf3 Nxf3 16. Bxg7 Kxg7 17. gxf3 d6 18. Kc2 Be6 19. b3 a4 20. Be2 Rfc8 21. Kb2 a3+ 22. Kc3 b5 23. Rab1 bxc4 24. bxc4 d5 25. exd5 Bxd5 26. Rhd1 Be6 27. Rb5 Ra7 28. Kb4 Bd7 29. Rb6 Be8 30. Kc3 Ra5 31. Rd4 Rh5 32. h4 e5 33. Rd5 Rxh4 34. Rxe5 Rh3 35. Kb4 h5 36. c5 Rh4+ 37. Kxa3 Rf4 38. Rb4 Rf6 39. Kb3 Bc6 40. f4 h4 41. Bg4 Rd8 42. Kc3 Ra8 43. Kb3 Rd8 44. Kc3 Bg2 45. Re3 Rd5 46. Re5 Rxe5 47. fxe5 Rf1 48. e6 fxe6 49. Bxe6 h3 50. Rh4 Rf3+ 51. Kd4 g5 52. Rh5 Rf4+ 53. Ke5 Kg6 54. Rh8 Rh4 55. Rg8+ Kh6 56. Kf6 Rf4+ 57. Bf5 Rxf5+ 58. Kxf5 Kh5 59. Rh8# 1-0
2024.01.16 Titled Tue 16th Jan Late
674270 Zierk, S (2475) Petesch, Gabriel (2320) 1-0
1. e4 d6 2. d4 e6 3. c4 Be7 4. Nc3 Nf6 5. Nf3 O-O 6. Be2 b6 7. O-O Bb7 8. Qc2 Nbd7 9. e5 dxe5 10. dxe5 Ne8 11. Rd1 Qc8 12. Bg5 Qd8 13. h4 h6 14. Bxh6 gxh6 15. Qd2 Bxf3 16. Bxf3 Nxe5 17. Bxa8 Qxa8 18. Qxh6 Ng4 19. Qf4 f5 20. Rd7 Kf7 21. Re1 Nef6 22. Rxe7+ Kxe7 23. Qxc7+ Nd7 24. Nd5+ Ke8 25. Rxe6+ Kf7 26. Qxd7+ Kg8 27. Rg6+ Kh8 28. Qg7# 1-0
2024.01.16 Titled Tue 16th Jan Late
674538 Tabuenca Mendataurigoitia, Daniel (2341) Zierk, S (2475) 1-0
1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. d3 Nbd7 6. c4 dxc4 7. dxc4 e5 8. h3 Be6 9. b3 h6 10. Bb2 Qc7 11. Nbd2 Bc5 12. a3 a5 13. b4 axb4 14. axb4 Rxa1 15. Qxa1 Bxb4 16. Rd1 e4 17. Nd4 e3 18. Nxe6 exf2+ 19. Kxf2 fxe6 20. Qa8+ Nb8 21. Nf3 Ne4+ 22. Ke3 Nxg3 23. Be5 Nf5+ 24. Kf4 Bd6 25. Rxd6 Nxd6 26. c5 Qf7+ 27. Ke3 Nf5+ 28. Kf2 O-O 29. Bxb8 Qe8 30. Qxb7 Qxb8 31. Qxc6 Qg3+ 32. Kg1 Rf6 33. Qe4 Rg6 34. Ne5 Rg5 35. Ng4 1-0
2024.01.16 Titled Tue 16th Jan Late
674642 Zierk, S (2475) Cunha, Lucas Aguiar (2230) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 Be7 9. O-O-O O-O 10. g4 b5 11. Kb1 Rd8 12. g5 Nh5 13. Be2 Bb7 14. f4 Nxd4 15. Bxh5 Nc6 16. Rhf1 Na5 17. Bd4 Nc4 18. Qd3 Rac8 19. f5 g6 20. fxg6 fxg6 21. Bxg6 hxg6 22. Qh3 e5 23. Rf7 Kxf7 24. Qh7+ Ke8 25. Qxg6+ 1-0
2024.01.16 Titled Tue 16th Jan Late
675035 Cordoba Roa, Angel Gabriel (2312) Zierk, S (2475) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3 Be7 8. O-O-O O-O 9. Be2 Qb6 10. Be3 Ne5 11. Qd2 Qc7 12. Ndb5 Qa5 13. Kb1 a6 14. Nd5 Qxd2 15. Nxe7+ Kh8 16. Rxd2 axb5 17. f3 Nc4 18. Bxc4 bxc4 19. Nxc8 Raxc8 20. Rxd6 Kg8 21. Rhd1 b5 22. b3 h5 23. Bb6 Rb8 24. Bc7 Rb7 25. Ba5 Kh7 26. Rd8 Rxd8 27. Rxd8 Nd7 28. Kb2 Ne5 29. Bc3 Nc6 30. Rc8 Ne7 31. Rc5 b4 32. Be1 c3+ 33. Kc1 Kg6 34. a3 bxa3 35. Bxc3 Ra7 36. Kb1 h4 37. Ra5 Rc7 38. Bd2 Rd7 39. Bc1 Rd1 40. Rxa3 Rg1 41. g4 Rh1 42. Ra5 Nc6 43. Rg5+ Kf6 44. Rh5 Nd4 45. Kb2 Nxf3 46. e5+ Ke7 47. Bf4 g6 48. Rh7 g5 49. Be3 Rxh2 50. Bc5+ Ke8 51. Rh8+ Kd7 52. Rf8 Nxe5 53. Bd4 Nc6 54. Bc5 Ne5 55. Bd4 Nxg4 56. Rxf7+ Kd6 57. Rg7 e5 58. Bc3 Ne3 59. Bb4+ Kd5 60. Rxg5 Nxc2 61. Bc3 Nd4+ 62. Kb1 Rf2 63. Rh5 Rf4 64. b4 Kc4 65. Bxd4 exd4 66. b5 d3 67. Kc1 Rf1+ 68. Kd2 Rf2+ 69. Kd1 Kc3 70. Rc5+ Kd4 71. Rh5 h3 72. Rxh3 Kc3 73. Ke1 Rb2 74. Rh5 Rb1+ 75. Kf2 d2 76. Rc5+ Kd4 77. Rc8 d1=Q 78. Rd8+ Kc5 79. Rxd1 Rxd1 0-1
2024.01.16 Titled Tue 16th Jan Late
675065 Zierk, S (2475) Gong, Patrick (2300) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 Bb4 6. cxd5 cxd5 7. Bd3 Ne7 8. Bxf5 Nxf5 9. Nf3 O-O 10. Qd3 Qb6 11. g4 Ne7 12. h4 Qa6 13. Qc2 Rc8 14. Ng5 g6 15. h5 Bxc3+ 16. bxc3 Qc4 17. Nxh7 Qxc3+ 18. Qxc3 Rxc3 19. Nf6+ Kg7 20. hxg6 Nxg6 21. Bh6+ 1-0
2024.01.16 Titled Tue 16th Jan Late
675374 Tejedor Fuente, Enrique (2395) Zierk, S (2475) 1-0
1. e3 d5 2. Nf3 Nf6 3. b3 c6 4. Bb2 Bg4 5. Be2 Nbd7 6. O-O h6 7. d4 e6 8. c4 Bd6 9. Ne5 Bxe2 10. Qxe2 Qc7 11. Nf3 Ne4 12. Nc3 f5 13. Rac1 Qd8 14. cxd5 exd5 15. Nxe4 fxe4 16. Ne5 O-O 17. f4 exf3 18. gxf3 Qe8 19. Nd3 Qg6+ 20. Kh1 Rae8 21. Rce1 Qh5 22. f4 Qxe2 23. Rxe2 Nf6 24. Ne5 Ne4 25. Rg2 Kh7 26. h4 Rf5 27. Rfg1 Re7 28. Ng6 Ref7 29. Kh2 Ng5 30. hxg5 Kxg6 31. gxh6+ Kxh6 32. Rg6+ Kh7 33. Rxd6 Rh5+ 34. Kg2 g5 35. Rf1 gxf4 36. Rxf4 Rg7+ 37. Kf3 Rh3+ 38. Ke2 Rg2+ 39. Kd3 Rxb2 40. Rf7+ Kg8 41. Rxb7 Rf3 42. Rg6+ Kf8 43. Rxc6 Rf7 44. Rc8+ Kg7 45. Rxf7+ Kxf7 46. Rc7+ Ke6 47. Rxa7 Kd6 48. Ra6+ Kd7 49. Ra5 Kc6 50. Ra6+ Kd7 51. e4 dxe4+ 52. Kxe4 Rh2 53. Kd5 Rh5+ 54. Kc4 Kc7 55. a4 Kb7 56. Rf6 Rg5 57. Re6 Rg1 58. Re5 Kc6 59. Re6+ Kd7 60. Rb6 Kc7 61. a5 Ra1 62. b4 Rg1 63. d5 Rc1+ 64. Kb5 Rd1 65. d6+ Kd7 66. a6 Rd5+ 67. Kc4 Rd1 68. Kc5 Ra1 69. Rb7+ Kc8 70. Kb6 Rd1 71. d7+ Kd8 72. b5 Rd6+ 73. Kc5 1-0
2024.01.16 Titled Tue 16th Jan Late
675515 Zierk, S (2475) Kleiman, J (2399) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. h3 d6 7. a4 h6 8. a5 a6 9. c3 Ba7 10. Re1 Be6 11. Bxe6 fxe6 12. d4 exd4 13. cxd4 e5 14. d5 Ne7 15. Be3 Bxe3 16. Rxe3 Ng6 17. Nbd2 Nf4 18. Kh2 Qd7 19. Rc1 Rf7 20. Rb3 Rb8 21. Ng1 Nh7 22. g3 Ng6 23. Kg2 Rbf8 24. Rf3 Rxf3 25. Ngxf3 Rf7 26. Qb3 Qc8 27. Rc4 Nhf8 28. Rb4 c6 29. Rb6 Qc7 30. Nc4 Nd7 31. Rxb7 Nc5 32. Rxc7 Nxb3 33. Rxc6 Rb7 34. Rxd6 Nf8 35. Nfxe5 Nc5 36. f3 Rb3 37. Rc6 Na4 38. Rc8 Nxb2 39. Nd6 Nd1 40. Ng6 Rb2+ 41. Kf1 Ne3+ 42. Ke1 Rg2 43. Nxf8 Nc2+ 44. Kd1 Ne3+ 45. Kc1 1-0
2024.01.16 Titled Tue 16th Jan Late
675714 Vetoshko, V (2505) Zierk, S (2475) 1/2-1/2
1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd3 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Be2 O-O 8. O-O d6 9. Nd5 Nxd5 10. exd5 Ne5 11. Nxe5 Bxe5 12. c3 a6 13. Bh6 Re8 14. Rae1 e6 15. f4 Bf6 16. Kh1 exd5 17. Bf3 Be6 18. Bxd5 Bxd5 19. Qxd5 Qb6 20. f5 Qc5 21. Qxb7 Qxf5 22. Qxa8 Rxa8 23. Rxf5 gxf5 24. g3 Rb8 25. Re2 Be5 26. Kg2 f6 27. Kf3 Kf7 28. Bc1 h5 29. c4 a5 30. b3 a4 31. Re3 h4 32. gxh4 Rh8 33. bxa4 Rxh4 34. Ra3 Rxc4 35. Be3 Rh4 36. a5 f4 37. Bc1 Rh3+ 38. Kg2 Rh8 39. a6 Ra8 40. Ra4 Ke6 41. Kf3 Kd5 42. Bxf4 Kc6 43. Bxe5 fxe5 44. a7 Kb5 45. Ra3 d5 46. Ke2 Kb4 47. Ra6 Kb5 48. Ra3 Kb4 49. Ra6 Kb5 50. Rd6 Rxa7 51. Rxd5+ Kc4 52. Rxe5 Rxa2+ 53. Kf3 Rxh2 54. Re4+ Kc3 55. Re3+ Kc2 56. Re7 1/2-1/2
2024.01.16 Titled Tue 16th Jan Late
675793 Zierk, S (2475) Gritsenko, N (2309) 1-0
1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3 Bc8 6. Nc3 Nbd7 7. d4 Nb6 8. Bb3 g6 9. Nge2 Bg7 10. Nf4 g5 11. Nd3 h6 12. h4 Nfxd5 13. Ne5 gxh4 14. Rxh4 Be6 15. Ne4 c6 16. Nc5 Bc8 17. Qe2 e6 18. g3 Bf6 19. Rxh6 Rxh6 20. Bxh6 Nd7 21. Ncxd7 Bxd7 22. f4 Qe7 23. c4 Nb6 24. c5 Nd5 25. O-O-O O-O-O 26. g4 Kc7 27. g5 Bh8 28. Bxd5 exd5 29. Qd3 Qe6 30. Nxd7 Rxd7 31. f5 Qe4 32. Qxe4 dxe4 33. f6 Kd8 34. Bg7 1-0
2024.01.16 Titled Tue 16th Jan Late
675899 Mekhitarian, K (2554) Zierk, S (2475) 1-0
1. Nf3 d5 2. c4 d4 3. b4 f6 4. e3 e5 5. c5 a5 6. Qa4+ Bd7 7. b5 Bxc5 8. Bc4 Qe7 9. O-O dxe3 10. fxe3 Nh6 11. Nc3 Be6 12. Nd5 Bxd5 13. Bxd5 Ra7 14. d4 Bb6 15. Ba3 Qd7 16. Qc4 e4 17. Nd2 c6 18. Be6 Qc7 19. Nxe4 Nd7 20. Nd6+ Kd8 21. bxc6 Qxc6 22. Qd3 Re8 23. Rac1 Rxe6 24. Rxc6 bxc6 25. Qxh7 Rxe3 26. Qh8+ Kc7 27. Qc8# 1-0
2024.01.16 Titled Tue 16th Jan Late
676030 Zierk, S (2475) Martin Fuentes, A (2376) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. Ne2 Nce7 7. Ng3 Nf6 8. O-O O-O 9. Bg5 Qd6 10. Nb5 Qb6 11. c3 Bd6 12. Bxf6 gxf6 13. Nh5 Kh8 14. Qd2 Ng8 15. Rae1 Bd7 16. Nxd6 Qxd6 17. Re3 Bg4 18. Ng3 Rae8 19. Rfe1 Rxe3 20. Qxe3 Bd7 21. Qf3 c6 22. Nh5 f5 23. Bxf5 Bxf5 24. Qxf5 Qg6 25. Qf3 Nh6 26. Nf6 Nf5 27. Nd7 Rd8 28. Ne5 Qf6 29. g4 Rg8 30. Kh1 1-0
2023.12.30 33rd North American Open
698275 Nyzhnyk, I (2611) Zierk, S (2475) 1/2-1/2
1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 dxc4 5. e4 b5 6. Nxb5 Bb4+ 7. Nc3 c5 8. e5 h6 9. exf6 hxg5 10. fxg7 Rg8 11. dxc5 Bb7 12. Qxd8+ Kxd8 13. Nf3 Nd7 14. O-O-O Ke7 15. Nxg5 Nxc5 16. Rd4 Rxg7 17. Rxc4 Ba6 18. Nxe6 Kxe6 19. Rxc5 Bxf1 20. Rc6+ Kd7 21. Rh6 Bxg2 22. Rd1+ Ke7 23. Re1+ Kd7 24. Rd1+ Kc8 25. Rh4 Bxc3 26. Rc4+ Kb7 27. Rd7+ Kb6 28. Rxc3 Rg6 29. Rxf7 a5 30. b3 Rh8 31. Rd7 Rxh2 32. Kb2 Rf6 33. Rd2 Bc6 34. Rc1 Rg2 35. Re1 Rh2 36. Rc1 Rh4 37. Re1 Rhf4 38. Rc1 Rf3 39. Rc3 R3f5 40. Rc4 Rf3 41. Rc3 R3f4 42. Rc1 a4 43. Rc3 Kb5 44. Rdc2 Be4 45. Rd2 Rxf2 46. Rxf2 Rxf2+ 47. Ka3 axb3 48. axb3 Bb1 49. b4 Kb6 50. Rg3 Kb5 51. Rc3 Kb6 52. Rg3 Bf5 53. Kb3 Rf4 54. Re3 Be4 55. Kc4 Bc6+ 56. Kc3 Bd5 57. Kd3 Rxb4 58. Kd2 Kc5 59. Rc3+ Kd4 60. Rd3+ Ke5 61. Ke3 Rh4 62. Kd2 Be4 63. Re3 Kd4 64. Re2 Rh8 65. Rf2 Ra8 66. Re2 Ra3 67. Rf2 Bf3 68. Ke1 Ke3 69. Re2+ Kf4 70. Rb2 Rd3 71. Rd2 Re3+ 72. Kf2 Be4 73. Re2 Rh3 74. Rd2 Bd3 75. Kg2 Rg3+ 76. Kf2 Rf3+ 77. Kg2 Bf1+ 78. Kg1 Ke3 79. Ra2 Bd3 80. Kg2 Rf8 81. Ra3 Rg8+ 82. Kh3 Ke4 83. Rb3 Bf1+ 84. Kh4 Kf4 85. Rb4+ Kf5 86. Ra4 Bg2 87. Ra5+ Kf4 88. Rg5 Rh8+ 89. Rh5 Ra8 90. Rg5 Bf3 91. Rg4+ Ke3 92. Rg7 Ra5 93. Kg3 Ra1 94. Rg5 Ke4 95. Kh4 Rb1 96. Rg7 Rb5 97. Rg5 Rb8 98. Kg3 Rh8 99. Rg7 Ke3 100. Re7+ Be4 101. Rg7 Rh1 102. Rg5 Rf1 103. Kg4 Rh1 104. Kg3 Rg1+ 105. Kh4 Rxg5 106. Kxg5 1/2-1/2
2023.12.29 33rd North American Open
698236 Zierk, S (2475) Liang, Jason (2446) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 Ne7 6. a3 dxc4 7. Bxc4 Nd7 8. Nge2 b5 9. Bb3 a5 10. Ng3 Bg6 11. O-O h5 12. Nce4 Bxe4 13. Nxe4 Nf5 14. Ng3 g6 15. Nxf5 gxf5 16. a4 Nb6 17. Qf3 Nd5 18. Bd2 b4 19. Rac1 Ra6 20. Rc2 Be7 21. Rfc1 Qd7 22. Qg3 Bf8 23. Bg5 Rg8 24. h4 Be7 25. f4 Bxg5 26. fxg5 Ne7 27. Qf2 Ra7 28. Rc5 Kf8 29. Bd1 Rh8 30. Bf3 Ra6 31. Kh2 Kg7 32. R1c4 Kg6 33. b3 Kg7 34. g3 Kg6 35. Qe2 Qa7 36. Kg2 Rb6 37. Kf2 Ra6 38. Ke3 Qa8 39. Rc1 Kg7 40. Qc2 Rd8 41. Qc4 Qa7 42. Bxh5 Nd5+ 43. Kf2 Nb6 44. Qd3 Nd7 45. Qe3 Nxc5 46. Rxc5 Rd5 47. Be2 Rb6 48. Rc4 Rd8 49. g4 Rb7 50. gxf5 exf5 51. h5 Rbd7 52. e6 Rd5 53. Bf3 f4 54. Qxf4 Rxd4 55. Qf6+ Kh7 56. Rxd4 Rxd4 57. Ke2 Qc5 58. Qxf7+ Kh8 59. Qe8+ Kh7 60. Qf7+ Kh8 61. Qe8+ Kh7 62. Qg6+ Kh8 63. Be4 Qe7 64. Qf5 Rd6 65. Qe5+ Kg8 66. h6 Rxe6 67. h7+ Kf7 68. g6+ 1-0
2023.12.29 33rd North American Open
698253 Zierk, S (2475) Koustav, Chatterjee (2546) 0-1
1. Nf3 d5 2. g3 Nd7 3. Bg2 e5 4. d3 Ngf6 5. O-O Bd6 6. c4 c6 7. cxd5 cxd5 8. Nc3 O-O 9. Nd2 Nb6 10. a4 Be6 11. d4 e4 12. a5 Nbd7 13. f3 exf3 14. exf3 Re8 15. Re1 a6 16. Nf1 Nb8 17. Bg5 Nc6 18. f4 h6 19. Bh4 Be7 20. Ne3 Qd7 21. Na4 Qd6 22. f5 Bd7 23. Nc5 Qc7 24. Bxd5 Rad8 25. Rc1 Bc8 26. Bxf6 Bxf6 27. Ne4 Qe7 28. Kg2 Bxd4 29. Rxc6 bxc6 30. Qxd4 cxd5 31. Nxd5 Qb7 32. Nef6+ gxf6 33. Rxe8+ Rxe8 34. Kf2 Bxf5 35. Nxf6+ Kf8 36. Nd5 Kg8 37. Nf6+ Kf8 38. Nd5 f6 39. Nxf6 Rb8 40. Qc5+ Kf7 41. Qxf5 Qxb2+ 42. Kg1 Qb1+ 0-1
2023.12.28 33rd North American Open
698193 Oparin, G (2667) Zierk, S (2475) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Bb5 Bd7 8. Qd3 Be7 9. O-O-O Nxd4 10. Bxd7+ Nxd7 11. Bxe7 Kxe7 12. Qxd4 Qb6 13. Qxb6 Nxb6 14. Rd4 Rad8 15. Rhd1 Rd7 16. a4 a5 17. b3 g5 18. Kb2 f6 19. g3 g4 20. h3 h5 21. Rh1 Rdd8 22. Nb5 h4 23. hxg4 hxg3 24. Rxh8 Rxh8 25. fxg3 d5 26. Nc3 dxe4 27. Rxe4 Nd7 28. Rc4 Rg8 29. Rc7 Rxg4 30. Rxb7 f5 31. Ne2 Re4 32. Nf4 Re3 33. Nd3 Kd6 34. Ra7 Rxg3 35. Ra6+ Ke7 36. Rxa5 Re3 37. Ra8 Ne5 38. Nxe5 Rxe5 39. a5 f4 40. a6 f3 41. a7 Ra5 42. Rh8 f2 43. Rh1 Rxa7 44. Rf1 e5 45. Rxf2 Ke6 46. c4 e4 47. Kc3 Ke5 48. Rf8 Re7 49. Rd8 Kf4 50. Kd2 Rb7 51. Rf8+ Ke5 52. Re8+ Kd4 53. Rd8+ Kc5 54. Kc3 Re7 55. Rd2 Kc6 56. b4 Rh7 57. b5+ Kc7 58. Re2 Re7 59. c5 Kc8 60. Re3 Rb7 61. Kc4 Re7 62. Kd5 Rb7 63. Rxe4 1-0
2023.12.28 33rd North American Open
698214 Zhou Jianchao (2562) Zierk, S (2475) 1/2-1/2
1. Nf3 d5 2. e3 c5 3. b3 f6 4. d4 cxd4 5. exd4 Nc6 6. Bb2 Bg4 7. Be2 e6 8. O-O Bd6 9. c4 Nge7 10. Nh4 Bxe2 11. Qxe2 Qd7 12. Re1 Kf7 13. Nf3 Rhe8 14. Nc3 Rad8 15. Rad1 Bb8 1/2-1/2
2023.12.27 33rd North American Open
698168 Zierk, S (2475) Tang, Dylan (2261) 1-0
1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 exd5 8. d4 b6 9. Bb2 Nc6 10. Nc3 Be6 11. dxc5 bxc5 12. Ng5 Qd7 13. Nxe6 fxe6 14. Rc1 Rac8 15. Na4 Nb4 16. a3 Na6 17. e4 Rfd8 18. exd5 exd5 19. Re1 Bf8 20. Bxf6 gxf6 21. Qh5 Qf7 22. Qf5 Rc6 23. b4 Nc7 24. Nxc5 Bxc5 25. bxc5 Qg6 26. Qf4 Ne6 27. Qa4 Qe8 28. Rcd1 Rxc5 29. Qxe8+ Rxe8 30. Bxd5 Kf7 31. Bb3 Re5 32. f4 1-0
2023.12.27 33rd North American Open
698177 Zierk, S (2475) Burke, John M (2584) 1-0
1. Nf3 d5 2. b3 Nf6 3. Bb2 Bf5 4. g3 e6 5. Bg2 h6 6. O-O Be7 7. d3 O-O 8. Nbd2 Bh7 9. Re1 a5 10. a3 c6 11. e4 Qb6 12. a4 Na6 13. Qe2 Nb4 14. Rec1 Rfd8 15. Ne5 Bf8 16. h4 Rac8 17. g4 dxe4 18. g5 hxg5 19. hxg5 Nd7 20. g6 fxg6 21. Nec4 Qc7 22. Nxe4 Re8 23. Qg4 Nd5 24. Re1 b5 25. Ne3 Qf4 26. Qh3 g5 27. Bc1 Qh4 28. Nxg5 Qxg5 29. Nxd5 Qf5 30. Nf4 Bb4 31. Re2 e5 32. Nh5 bxa4 33. Rxa4 Nc5 34. Qh4 Nxa4 35. bxa4 Be7 36. Qh2 Qg4 37. Kf1 Bg6 38. Ng3 Qxa4 39. Bh3 Bf6 40. Bxc8 Rxc8 41. Qh3 Re8 42. Nh5 Bh4 43. Ng3 Bd8 44. Qd7 Rf8 45. Bb2 Bf6 46. Bxe5 Bxe5 47. Qe6+ Bf7 48. Qxe5 Re8 49. Qc3 Qb5 50. Rxe8+ Bxe8 51. Ne4 Bf7 52. Ke1 a4 53. Kd2 Bd5 54. Nc5 Qb8 55. d4 Qf4+ 56. Ke2 Qg4+ 57. Kd2 Qg5+ 58. Ke2 Bf7 59. Qb4 Qg4+ 60. Kd2 Qf4+ 61. Kc3 Qxf2 62. Qxa4 Qf3+ 63. Kb2 Qd5 64. Nd3 g5 65. Ne5 Be8 66. Qb4 Qe6 67. Qb8 Kg7 68. c4 Kf6 69. Qc7 Kf5 70. Qh7+ Kf4 71. Qh2+ Ke3 72. Qg1+ Ke2 73. Qg2+ Ke3 74. Kc3 g4 75. Qg3+ Ke4 76. Nxg4 Kf5 77. Ne5 c5 78. Qg4+ Kf6 79. Qh4+ Kf5 80. Qh7+ Kf6 81. Qh6+ Kf5 82. Qh7+ Kf6 83. Qh8+ Kf5 84. Qf8+ Ke4 85. Qf3# 1-0
2023.12.26 33rd North American Open
698154 Perrine, Dalton (2184) Zierk, S (2475) 0-1
1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c6 7. d4 Nbd7 8. Nc3 a5 9. Qc2 b6 10. Rd1 Ba6 11. Nd2 b5 12. Bb2 a4 13. e4 dxc4 14. bxc4 a3 15. Bc1 bxc4 16. Bf1 e5 17. dxe5 Ng4 18. Bxc4 Bc5 19. Rf1 Nxf2 20. Rxf2 Nxe5 21. Nd1 Bxc4 22. Nxc4 Nxc4 0-1
2023.10.31 Pavlodar Open A 2023
757009 Zheenbekov, N (2060) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bd6 6. c3 Nge7 7. O-O Bg4 8. Nbd2 Qd7 9. Re1 O-O 10. Qc2 Bf5 11. Bxf5 Qxf5 12. Qxf5 Nxf5 13. Nf1 Rfe8 14. Bd2 f6 15. Ne3 Nxe3 16. Rxe3 Rxe3 17. Bxe3 h5 18. Re1 g5 19. Bc1 Kf7 20. g3 Ne7 21. Re2 a5 22. h4 g4 23. Ne1 a4 24. Nd3 Ng6 25. Kf1 b6 26. Be3 Rc8 27. b4 axb3 28. axb3 Ra8 29. Rb2 Ra1+ 30. Ke2 b5 31. Rc2 Ke6 32. Rb2 Kf5 33. Rc2 Ke4 34. Bc1 Rb1 35. b4 Ra1 36. Rb2 f5 37. Bf4 Nxf4+ 38. gxf4 Ra3 39. Rc2 c6 40. Ne5 Kxf4 41. Nxc6 g3 42. fxg3+ Kxg3 43. Nd8 f4 44. Ne6 f3+ 0-1
2023.10.30 Pavlodar Open A 2023
756995 Zierk, S (2488) Orozbaev, Eldiar (2286) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Ne2 O-O 7. O-O h6 8. a3 Ba5 9. Ng3 c5 10. dxc5 Bxc3 11. bxc3 Bg4 12. f3 Be6 13. Be3 Nbd7 14. Qd2 Qe7 15. Rae1 Nxc5 16. Bxh6 Nxd3 17. Qg5 Qc5+ 18. Kh1 Ne8 19. Bxg7 Nxg7 20. Nh5 Qxc3 21. cxd3 Rfc8 22. Re5 Kf8 23. Qxg7+ 1-0
2023.10.27 Pavlodar Open A 2023
756980 Mamedov, Edgar (2234) Zierk, S (2488) 1/2-1/2
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. e4 b5 8. Be2 Nxe4 9. a4 b4 10. Nbd2 Nxd2 11. Bxd2 Bb7 12. Rc1 cxd4 13. Nxd4 Bd6 14. Bf3 Ra7 15. Be3 Bxf3 16. Qxf3 Rd7 17. Nc6 Nxc6 18. Qxc6 O-O 19. Qxa6 Qb8 20. g3 Be5 21. b3 Bd4 22. Bxd4 Rxd4 23. Rfd1 e5 24. a5 Rxd1+ 25. Rxd1 Qc7 26. Qb5 Qc3 27. Qd5 e4 28. a6 e3 29. fxe3 Qxe3+ 30. Kh1 g6 31. Ra1 Qc3 32. Ra2 Re8 33. Kg2 Qe1 34. Rf2 Qe7 35. Ra2 Rd8 36. Qc4 Rd7 37. h4 h5 38. Qc6 Kh7 39. Kh2 Ra7 40. Qb6 Kg7 41. Qd4+ Kh7 42. Qb6 Kg7 43. Qb5 Qd6 44. Qc4 Qb6 45. Qe2 Kh7 46. Qd3 Kg7 47. Qc4 Kh7 48. Qf4 Kg7 49. Qe5+ Kh7 50. Qa5 Qe3 51. Qxb4 Rxa6 52. Rxa6 Qf2+ 53. Kh1 Qf1+ 54. Kh2 Qf2+ 55. Kh1 1/2-1/2
2023.10.26 Pavlodar Open A 2023
756956 Sapenov, Daniyal (2316) Zierk, S (2488) 1-0
1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Ne7 9. c4 Ng6 10. Qa4 Bd7 11. Qb4 Qb8 12. h4 h5 13. Be3 a6 14. Nc3 a5 15. Qa3 a4 16. g3 Be7 17. Be2 f5 18. O-O-O b6 19. Qb4 Ra6 20. Nb5 Kf7 21. Kb1 e4 22. Nd4 Ne5 23. Nc6 Nxc6 24. dxc6 Be6 25. Bf4 a3 26. Bxd6 Bxd6 27. Rxd6 Ra4 28. Qd2 Ra7 29. b3 Re7 30. Rd1 g6 31. Qc3 Rhe8 32. c5 bxc5 33. Bc4 e3 34. Rxe6 Rxe6 35. Rd7+ 1-0
2023.10.25 Pavlodar Open A 2023
756935 Zierk, S (2488) Aradhya, Garg (2344) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. d3 d6 10. a5 Be6 11. Bxe6 fxe6 12. Nbd2 Rb8 13. c3 Nd7 14. d4 Bf6 15. d5 Ne7 16. c4 Nc5 17. Nb3 Nxb3 18. Qxb3 c5 19. dxc6 Nxc6 20. Be3 Nxa5 21. Qa2 Nc6 22. Qxa6 Qc8 23. Red1 Ra8 24. Qb5 Nd4 25. Bxd4 exd4 26. Rxa8 Qxa8 27. Qxb4 Qxe4 28. Qxd6 Rd8 29. Qb6 Qe2 30. Re1 Qxc4 31. Nd2 Qd5 32. Qxe6+ Qxe6 33. Rxe6 d3 34. f4 Bd4+ 35. Kf1 Rc8 36. Nf3 Rc2 37. Re8+ Kf7 38. Re4 Bxb2 39. Re1 Kf6 40. Rd1 Rc1 41. Rxc1 Bxc1 42. Ne5 Bxf4 43. Nxd3 Bxh2 44. g4 Kg5 45. Kg2 Bc7 46. Kf3 Bb6 47. Nf4 Ba7 48. Ne6+ Kf6 49. Nf4 Bb8 50. Nd5+ Kg5 51. Nc3 Kh4 52. Ne4 h6 53. Nc5 g5 54. Ne4 Be5 55. Nf2 Bd4 56. Ne4 Kh3 57. Ng3 Bg7 58. Nf5 Bf8 59. Ng3 Bd6 60. Nf5 Bf8 61. Ng3 Bd6 62. Nf5 Bf8 1/2-1/2
2023.10.24 Pavlodar Open A 2023
756922 Askarov, Ba (2352) Zierk, S (2488) 1/2-1/2
1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 e6 5. Nbd2 Bd6 6. Bg3 O-O 7. c3 Qc7 8. dxc5 Qxc5 9. Bd3 Nbd7 10. e4 dxe4 11. Bxe4 Be7 12. Bc2 b6 13. Ne4 Qb5 14. a4 Qxb2 15. Rb1 Qa2 16. Bb3 Qa3 17. Ra1 Nxe4 18. Rxa3 Bxa3 19. O-O Ndf6 20. Be5 Bb7 21. Re1 Rac8 1/2-1/2
2023.09.19 Titled Tue 19th Sep Late
805274 Sroczynski, M (2271) Zierk, S (2488) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. d3 Nbd7 6. Nbd2 e5 7. e4 dxe4 8. dxe4 h6 9. h3 Be6 10. Qe2 Bc5 11. Nc4 Qc7 12. a4 O-O 13. b3 a5 14. Bb2 Bxc4 15. Qxc4 Rfe8 16. Rad1 Rab8 17. Nh4 b5 18. axb5 cxb5 19. Qe2 a4 20. Ra1 Qa7 21. c4 a3 22. cxb5 Ra8 23. Bc3 Rec8 24. Rfc1 Qb6 25. Nf5 Bf8 26. Bf1 g6 27. Nh4 Bc5 28. Nf3 Bxf2+ 29. Kg2 Bd4 30. Bxd4 exd4 31. e5 Re8 32. Qc4 Nxe5 33. Qxd4 Qb7 34. Be2 Nxf3 35. Bxf3 Re2+ 36. Qf2 Rxf2+ 37. Kxf2 Qb6+ 38. Kg2 Rd8 39. Rc2 Qe3 40. Rxa3 Rd2+ 41. Rxd2 Qxd2+ 42. Kf1 Qc1+ 0-1
2023.09.19 Titled Tue 19th Sep Late
805516 Zierk, S (2488) Schekachikhin, Maksim (2366) 0-1
1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Be3 Nd7 7. c4 Qd6 8. Nc3 Ngf6 9. Be2 cxd4 10. Nxd4 Qc7 11. Qd2 Bb4 12. O-O O-O 13. Qc2 Ne5 14. Bf4 Nf3+ 15. Bxf3 Qxf4 16. Rfd1 Qc7 17. a3 Bd6 18. g3 Bd7 19. Qe2 Rac8 20. Rac1 Rfd8 21. b4 b6 22. Nb3 Bc6 23. Ne4 Bxe4 24. Bxe4 Nxe4 25. Qxe4 g6 26. c5 bxc5 27. Nxc5 Bxc5 28. Rxd8+ Qxd8 29. Rxc5 Qd1+ 30. Kg2 Rd8 31. Rc6 Qa4 32. Qf3 Qb5 33. Rc7 Rd7 34. Rc8+ Kg7 35. Qc3+ e5 36. Rc5 Qb7+ 37. Qf3 e4 38. Qc3+ Kh6 39. Qe3+ Kg7 40. Re5 Re7 41. Rxe7 Qxe7 42. Qd4+ Kh6 43. h4 f5 44. a4 Qe8 45. a5 Qb5 46. Qe3+ Kg7 0-1
2023.09.19 Titled Tue 19th Sep Late
805585 Guzman Moneo, A (2170) Zierk, S (2488) 1/2-1/2
1. Nf3 d5 2. d4 Nf6 3. Bf4 c6 4. e3 Bf5 5. c4 e6 6. Qb3 Qb6 7. c5 Qxb3 8. axb3 Nbd7 9. b4 a6 10. b5 cxb5 11. Bxb5 Bxb1 12. Bxd7+ Nxd7 13. Rxb1 Be7 14. b4 O-O 15. Kd2 Nf6 16. Rhf1 Ne4+ 17. Kd3 g5 18. Bg3 h5 19. Nd2 f5 20. Be5 Nf6 21. f4 Nd7 22. Nf3 g4 23. Nd2 Rfc8 24. Nb3 Bd8 25. Ra1 Nb8 26. Bxb8 Raxb8 27. Rfb1 Kf7 28. Na5 Ke7 29. b5 axb5 30. Rxb5 Bxa5 31. Raxa5 Kd7 32. Ra7 Kc7 33. Rb6 Re8 34. Kc3 h4 35. Kb4 Re7 36. Kb5 Kc8 37. Rd6 Kc7 38. Rb6 Kc8 39. Rd6 Kc7 40. Rb6 1/2-1/2
2023.09.12 Titled Tue 12th Sep Early
810490 Zierk, S (2488) Miszler, Levente (2310) 1-0
1. e4 e6 2. d4 d5 3. Nd2 f5 4. exd5 exd5 5. Ndf3 Nf6 6. Bf4 Bd6 7. Bxd6 Qxd6 8. Bd3 O-O 9. Ne2 Ne4 10. O-O Nd7 11. c3 Ndf6 12. Ne5 Be6 13. f3 Ng5 14. Nf4 Nf7 15. Re1 Rae8 16. Qc2 Nxe5 17. Rxe5 Bd7 18. Rae1 Rxe5 19. Rxe5 g6 20. Qe2 Re8 21. Nxd5 Rxe5 22. Nxf6+ Qxf6 23. Qxe5 Qxe5 24. dxe5 Be6 25. a3 f4 26. h4 Bd5 27. Kf2 Kf7 28. g3 fxg3+ 29. Kxg3 Ke6 30. f4 c5 31. Kg4 c4 32. Bf1 b5 33. Kg5 Be4 34. Bh3+ Kd5 35. e6 Kd6 36. Kf6 Bc6 37. e7 Be8 38. Be6 a5 39. Bf7 Kd7 40. Bg8 1-0
2023.09.12 Titled Tue 12th Sep Early
810823 Akhmetov, Ay (2409) Zierk, S (2488) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. c4 Bg4 5. Ne5 Be6 6. cxd5 Bxd5 7. Nf3 c5 8. Nc3 Bc6 9. O-O e6 10. Re1 Be7 11. e4 O-O 12. d4 cxd4 13. Nxd4 e5 14. Nxc6 Nxc6 15. Be3 Qa5 16. Nd5 Rfd8 17. Qe2 Nxd5 18. exd5 Nb4 19. Bd2 Qb6 20. Red1 Bd6 21. Bc3 Re8 22. a3 Na6 23. b4 Rac8 24. Bd2 Nc7 25. Be3 Qb5 26. Qxb5 Nxb5 27. a4 Nc3 28. Rd3 e4 29. Rd2 Bxb4 30. d6 Red8 31. d7 Rc6 32. Kf1 f5 33. g4 fxg4 34. Rd4 Bc5 35. Bxe4 Bxd4 36. Bxc6 Bxe3 0-1
2023.09.12 Titled Tue 12th Sep Early
811126 Zierk, S (2488) Domingo Nunez, Ruben (2417) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 dxe4 6. Nxe4 Nf6 7. Nxf6+ exf6 8. Bc4 O-O 9. O-O a5 10. a4 Na6 11. c3 Nc7 12. Bf4 Nd5 13. Bh2 Be6 14. Bb3 Re8 15. Nd2 Bf8 16. Re1 Kg7 17. Qf3 Bd6 18. Bxd6 Qxd6 19. Ne4 Qd8 20. Nc5 Qb6 21. Re2 Bf5 22. Rae1 Rxe2 23. Rxe2 Rd8 24. g4 Bc8 25. Bxd5 Rxd5 26. Re8 Bd7 27. Re7 Bc8 28. Ne4 f5 29. Ng5 Rd7 30. Qe2 Rxe7 31. Qxe7 Qb3 32. Qe5+ Kh6 33. Qf6 fxg4 34. Nxf7+ Kh5 35. Qg5# 1-0
2023.09.12 Titled Tue 12th Sep Early
811425 Martinez Alcantara, Jose Eduardo (2611) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Qc7 9. Qe2 Ne7 10. Nf3 Ng6 11. e5 c5 12. c3 Be7 13. h4 f6 14. exf6 gxf6 15. c4 Ne5 16. O-O Nxd3 17. Qxd3 d4 18. b4 e5 19. bxc5 Bc6 20. Re1 Qd7 21. Nxe5 fxe5 22. Rxe5 O-O 23. Qg3+ Kh8 24. Bg5 Bf6 25. Bxf6+ Rxf6 26. Rd1 Raf8 27. Rg5 Qf7 28. Qe5 h6 29. Rg3 Kh7 30. Rxd4 Re8 31. Qd6 Rxd6 32. Rxd6 Re1+ 33. Kh2 Re6 34. Rd4 Qxf2 35. Rdg4 Qf6 36. h5 Re4 37. Rg6 Rh4+ 38. Kg1 Qd4+ 39. Kf1 Rh1+ 40. Ke2 Qxc4+ 41. Kd2 Qd4+ 42. Ke2 Bb5+ 43. Kf3 Rf1# 0-1
2023.09.12 Titled Tue 12th Sep Early
811618 Duda, J (2726) Zierk, S (2488) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 Nf6 8. Ne2 O-O 9. f3 Ne7 10. g4 c5 11. dxc5 Qc7 12. Rb1 Re8 13. Rb5 Ng6 14. O-O Bd7 15. Rb4 Qxc5+ 16. Kh1 Bc6 17. Bg5 Nxg4 18. Rxg4 Qxa3 19. Qd2 Qd6 20. Nd4 Bd7 21. Rg3 a5 22. f4 f6 23. f5 fxg5 24. Qxg5 Re5 25. Nf3 Rae8 26. fxg6 Rxg5 27. gxh7+ Kh8 28. Nxg5 Be6 29. Re3 d4 30. Rxe6 Qd5+ 31. Be4 1-0
2023.09.12 Titled Tue 12th Sep Early
811823 Zierk, S (2488) Frolyanov, D (2485) 0-1
1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 d5 5. Nbd2 Nxd2 6. Bxd2 Be7 7. Bd3 c5 8. c3 Nc6 9. O-O Be6 10. Qc2 Qd7 11. Rfe1 h6 12. Rad1 g5 13. Bc1 g4 14. Nd2 h5 15. Nf1 O-O-O 16. Bf4 h4 17. b4 h3 18. g3 cxb4 19. cxb4 Kb8 20. a3 Nd4 21. Qb2 Nf3+ 22. Kh1 Nxe1 23. Rxe1 Ka8 24. Nd2 Rc8 25. Nb3 d4 26. Nxd4 Rhd8 27. Nxe6 Qxd3 0-1
2023.09.12 Titled Tue 12th Sep Early
812075 Janaszak, Daw (2302) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Nc6 7. Be3 cxd4 8. Nxd4 Ne5 9. Nc3 Be7 10. Qe2 Nxf3+ 11. gxf3 Qa5 12. Rg1 Bb4 13. Bd2 Qb6 14. Qc4 Bd7 15. O-O-O Rc8 16. Qd3 Bxc3 17. Bxc3 Nd5 18. Nf5 Rxc3 19. bxc3 Qc5 20. Nxg7+ Kd8 21. c4 Nb6 22. Qd4 Qa3+ 23. Kb1 Kc8 24. c5 Nd5 25. Rd3 Qb4+ 26. Rb3 Qxd4 0-1
2023.09.12 Titled Tue 12th Sep Early
812277 Zierk, S (2488) Boyer, Mahel (2471) 0-1
1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5 Nb8 5. Nxe4 c6 6. c4 e6 7. Nf3 exd5 8. cxd5 cxd5 9. Nc3 Nf6 10. Bg5 Bb4 11. Bd3 O-O 12. O-O Be6 13. Nd4 Nc6 14. Nxe6 fxe6 15. Re1 e5 16. Re3 e4 17. Bc2 d4 18. Bxf6 Rxf6 19. Rxe4 dxc3 20. Qh5 g6 21. Qb5 Qb6 22. Qc4+ Kh8 23. Rf1 Raf8 24. Kh1 Rxf2 0-1
2023.09.12 Titled Tue 12th Sep Early
812514 Weishaeutel, Moritz (2403) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Nc3 Bg4 6. Bb5 a6 7. Bxc6+ bxc6 8. O-O Bd6 9. h3 Bh5 10. Re1+ Ne7 11. g4 Bg6 12. Ne5 O-O 13. Bf4 f6 14. Nxg6 Nxg6 15. Bxd6 Qxd6 16. Qf3 Nh4 17. Qe3 Rae8 18. Qxe8 Nf3+ 19. Kg2 Qh2+ 20. Kxf3 Qxh3+ 21. Kf4 g5+ 22. Kf5 Qf3+ 23. Ke6 Rxe8+ 24. Kd7 Rf8 25. Kxc6 Qxg4 26. Nxd5 Qxd4 27. b3 Rd8 28. Rad1 Rd6+ 29. Kb7 Qc5 30. Ne7+ Kf7 31. Rxd6 cxd6 32. Nc6 Qxf2 33. Re7+ Kg6 34. Rc7 g4 35. Ne7+ Kg5 36. Nd5 h5 37. Rg7+ Kh6 38. Rf7 g3 39. Nxf6 Kg6 40. Rf8 Qxf6 41. Rg8+ Qg7+ 0-1
2023.09.12 Titled Tue 12th Sep Early
812792 Zierk, S (2488) Mendez Fortes, E (2231) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. Bg5 Be6 9. g3 Be7 10. Bg2 Nc6 11. Qd2 Rc8 12. O-O Qc7 13. Rfd1 b5 14. a3 Na5 15. b3 Nb7 16. b4 Nd8 17. Rac1 Bc4 18. Bxf6 Bxf6 19. Qxd6 Qxd6 20. Rxd6 Nc6 21. h4 Ke7 22. Rdd1 Nd4 23. Nxd4 exd4 24. Nd5+ Bxd5 25. exd5 Rc3 26. Rd3 Rhc8 27. Re1+ Kd6 28. Bf3 g6 29. Be4 R8c7 30. Kg2 Bg7 31. Rxc3 Rxc3 32. Ra1 f5 33. Bd3 Kxd5 34. a4 Rc7 35. axb5 axb5 36. Ra5 Rb7 37. Ra6 Bf8 38. Rxg6 Bxb4 39. Bxf5 Kc4 40. Rc6+ Bc5 41. Bd3+ Kd5 42. Rh6 b4 43. Rxh5+ Kd6 44. Rh6+ Kd5 45. Rh5+ Kd6 46. Bc4 Re7 47. Rd5+ Kc6 48. h5 Rg7 49. h6 Rh7 50. Rh5 Bf8 51. g4 Rxh6 52. Rxh6+ Bxh6 53. Kg3 Kc5 54. Bd3 Kd5 55. f4 Bf8 56. g5 Ke6 57. Kg4 Bd6 58. Bc4+ Ke7 59. f5 Kf8 60. f6 Be5 61. Kf5 Bd6 62. g6 1-0
2023.09.12 Titled Tue 12th Sep Early
812934 Godzwon, Iwo (2411) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. Ne2 Nge7 7. O-O Bf5 8. Bxf5 Nxf5 9. Qd3 Qd7 10. a3 Bxc3 11. Nxc3 O-O 12. Ne2 Rfe8 13. c3 Re7 14. Bg5 f6 15. Bd2 Rae8 16. Rae1 Na5 17. Nf4 c6 18. Rxe7 Rxe7 19. Re1 Nd6 20. f3 Ndc4 21. Qc2 Nxd2 22. Qxd2 Nc4 23. Rxe7 Qxe7 24. Qf2 Nxb2 25. g4 Nc4 26. Nd3 Qxa3 27. Qe2 Kf7 28. Nc5 Qc1+ 29. Kf2 Qb2 30. Qxb2 Nxb2 31. Nxb7 Ke7 32. Ke2 Nc4 33. Kd3 a5 34. Nc5 f5 35. h4 fxg4 36. fxg4 Nb6 37. Kc2 a4 38. Kb2 Nc4+ 39. Ka2 a3 40. Nd3 Kd6 41. Kb3 Ne3 42. Ne5 c5 43. Kxa3 cxd4 44. cxd4 Nc2+ 45. Kb2 Nxd4 46. Nf7+ Ke7 47. Ne5 Ke6 48. Nd3 Nf3 49. h5 Kf6 50. Nf4 d4 51. Nh3 Ne5 52. g5+ Kf5 53. Kc2 Kg4 54. Nf2+ Kxg5 0-1
2023.09.12 Titled Tue 12th Sep Late
813095 Zierk, S (2488) Gatterer, F (2170) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 O-O 11. O-O Bg4 12. f3 Bh5 13. Bg5 Qb6+ 14. Kh1 Ne4 15. Nxe4 dxe4 16. Bxe4 Qxb2 17. Qd6 Bg6 18. Rab1 Qc3 19. Bd5 Qe5 20. Qxe5 Nxe5 21. Rxb7 Rac8 22. f4 Nc4 23. f5 Bh5 24. Rxa7 h6 25. Bc1 Rfd8 26. Be4 Nd2 27. Bxd2 Rxd2 28. h3 Re8 29. Ra4 Be2 30. Rf2 Rd1+ 31. Kh2 Bb5 32. Rb4 Bd7 33. f6 gxf6 34. Rxf6 Kg7 35. Rf3 Re1 36. Bd3 Bc6 37. Rg3+ Kf6 38. Rf4+ Ke7 39. Bc4 Rf8 40. Rg7 Kd6 41. Bxf7 1-0
2023.09.12 Titled Tue 12th Sep Late
813220 Toncheva, Nadya (2253) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. O-O Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Bd7 12. Bf4 Bc5 13. Nf3 Rc8 14. Bb3 Bc6 15. Ne5 Be4 16. Rfe1 O-O 17. Nd7 Nxd7 18. Rxe4 Be7 19. Re2 Nc5 20. Bc4 Rfd8 21. a3 Rd4 22. Be5 Rxc4 0-1
2023.09.12 Titled Tue 12th Sep Late
813504 Zierk, S (2488) Di Nicolantonio, L (2388) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Bg4 6. Qb3 Qc7 7. Ne2 Bxe2 8. Bxe2 e6 9. Nd2 Nc6 10. Nf3 Bd6 11. O-O O-O 12. Bg5 Ne4 13. Bh4 f5 14. Bd3 Kh8 15. Rae1 h6 16. Bg3 f4 17. Bh4 g5 18. Bxe4 dxe4 19. Rxe4 gxh4 20. Rxe6 Be7 21. d5 Nd8 22. d6 Bxd6 23. Rxh6+ Kg7 24. Rxh4 Rf6 25. Ng5 Nf7 26. Ne6+ Rxe6 27. Qxe6 Rh8 28. Rg4+ Kf8 29. Re1 Qc6 30. Rg6 f3 31. g3 Rh5 32. Qg4 Rh8 33. Qd4 Bc5 34. Qg7# 1-0
2023.09.12 Titled Tue 12th Sep Late
813800 Zierk, S (2488) Niemann, Hans Moke (2667) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e5 6. Bxc6 dxc6 7. d3 b6 8. Qe2 Ba6 9. Rd1 Qd6 10. c4 Nf6 11. Nc3 Bc8 12. h3 O-O 13. a3 a5 14. Bg5 h6 15. Be3 Nh5 16. Qd2 Nf4 17. Ne2 Nxe2+ 18. Qxe2 f5 19. exf5 gxf5 20. Bd2 Ra7 21. Bc3 Re7 22. Re1 Rfe8 23. Nh4 Qf6 24. Qh5 Qf7 25. Qxf7+ Kxf7 26. Re3 Bf6 27. Nf3 f4 28. Re2 e4 29. Bxf6 Kxf6 30. dxe4 Rxe4 31. Rxe4 Rxe4 32. Rc1 Be6 33. b3 Re2 34. a4 Rb2 35. Rc3 Bf5 36. Ne1 Be4 37. f3 Bf5 38. Nd3 Bxd3 39. Rxd3 Ke5 40. h4 h5 41. Kh2 Re2 42. Kh3 Re3 43. Rd8 Rxb3 44. Rh8 Kd4 45. Rxh5 Kxc4 46. Rf5 b5 47. Rxf4+ Kc3 48. h5 Rb1 49. Rh4 Rd1 50. h6 Rd8 51. h7 Rh8 52. g4 b4 53. g5 b3 54. g6 b2 55. g7 Rxh7 56. g8=Q Rxh4+ 57. Kxh4 b1=Q 58. Qg7+ Kd2 59. Qg5+ Ke2 60. Qxc5 Qb4+ 61. Qxb4 axb4 62. a5 b3 63. a6 b2 64. a7 b1=Q 65. a8=Q Qh7+ 66. Kg5 Qg7+ 67. Kf5 Qf7+ 68. Ke5 Qd5+ 69. Kf6 Qxf3+ 70. Ke7 Qd5 71. Qa1 c5 72. Qb2+ Kf3 73. Qc3+ Kf4 74. Qc1+ Kf5 75. Qf1+ Ke4 76. Qg2+ Kd4 77. Qd2+ Ke5 78. Qg5+ Kd4 79. Qd2+ Kc4 80. Qa2+ Kd4 81. Qd2+ 1/2-1/2
2023.09.12 Titled Tue 12th Sep Late
813925 Firouzja, Alireza (2777) Zierk, S (2488) 1/2-1/2
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Re1 b5 8. Bf1 Bb7 9. a4 b4 10. Nbd2 Nbd7 11. e4 cxd4 12. e5 Nd5 13. Ne4 h6 14. Nxd4 Nc5 15. Ng3 Be7 16. Bd2 Rc8 17. Rc1 Bg5 18. Bxg5 Qxg5 19. Rxc5 Rxc5 20. Ne4 Qe7 21. Nxc5 Qxc5 22. Nb3 Qc7 23. Qc1 Qxc1 24. Rxc1 Ke7 25. Na5 Rc8 26. Rxc8 Bxc8 27. Bc4 Nb6 28. b3 Nxc4 29. Nxc4 Bb7 30. Nb6 Kd8 31. f3 Kc7 32. a5 Kc6 33. Kf2 Kc5 34. Ke3 Bd5 35. Nxd5 Kxd5 36. f4 h5 37. g3 f6 38. exf6 gxf6 39. h3 f5 40. Kd3 Kc5 41. Ke3 Kd5 42. Kd3 Kc5 43. Ke3 Kd5 1/2-1/2
2023.09.12 Titled Tue 12th Sep Late
814003 Zierk, S (2488) Djokic, Mihailo (2148) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 d5 7. Bg5 d4 8. c3 Nc6 9. Bb5 dxc3 10. Qxd8+ Kxd8 11. Nxc3 Bd7 12. O-O-O Ke8 13. Bxf6 gxf6 14. Nd5 Rc8 15. Nxf6+ Ke7 16. Nxd7 Nd4+ 17. Kb1 Nxb5 18. Nxf8 Rhxf8 19. Rd5 a6 20. Rxe5+ Kf6 21. Rd5 Rfd8 22. Rhd1 Rxd5 23. Rxd5 b6 24. a4 Nc7 25. Rd6+ Ne6 26. Rxb6 Ke5 27. Rxa6 Kf4 28. Ra5 Ke3 29. Rf5 Rc7 30. a5 Kf2 31. g4 Kg2 32. h4 Kg3 33. h5 Nf4 34. Nd4 Rd7 35. Nc6 Rd1+ 36. Ka2 Kxf3 37. a6 1-0
2023.09.12 Titled Tue 12th Sep Late
814224 Naroditsky, D (2619) Zierk, S (2488) 1/2-1/2
1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e4 Nxe4 5. Nxe4 dxe4 6. dxc5 Qa5+ 7. c3 Qxc5 8. Qa4+ Nc6 9. Qxe4 g6 10. Nf3 Bf5 11. Qe3 Qxe3+ 12. Bxe3 Bg7 13. Be2 O-O-O 14. O-O Bd3 15. Bxd3 Rxd3 16. Rad1 Rxd1 17. Rxd1 h5 18. Kf1 Rd8 19. Rxd8+ Kxd8 20. Ke2 b5 21. Kd3 Kd7 22. b4 a5 23. a3 Kd6 24. Bc5+ Kd5 25. a4 axb4 26. axb5 Kxc5 27. bxc6 Kxc6 28. cxb4 Kb5 29. Ng5 f5 30. Ne6 Bf6 31. Nf4 Kxb4 32. Nxg6 e5 33. f3 Kc5 34. g4 e4+ 35. fxe4 fxg4 36. e5 Bg5 37. Ke4 h4 38. Nf4 Kc6 39. Kf5 Bxf4 40. Kxf4 g3 41. hxg3 h3 42. Kf3 Kd5 43. g4 Kxe5 44. Kg3 Kf6 45. Kxh3 Kg5 46. Kg3 Kg6 47. Kh4 Kh6 48. g5+ Kg6 49. Kg4 Kg7 50. Kh5 Kh7 51. g6+ Kg7 52. Kg5 Kg8 53. Kf5 Kg7 54. Kg5 Kg8 55. Kh5 Kg7 56. Kg5 1/2-1/2
2023.09.12 Titled Tue 12th Sep Late
814424 Zierk, S (2488) Aronian, L (2742) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 b5 9. O-O-O Bb7 10. g4 h6 11. Kb1 Ne5 12. Bf4 Rc8 13. h4 Nc4 14. Bxc4 Qxc4 15. g5 hxg5 16. hxg5 Rxh1 17. Rxh1 Ng8 18. Rh8 Ne7 19. Bd6 Qf1+ 20. Qc1 Qf2 21. Qd1 Rc4 22. Nb3 b4 23. Na4 Bxe4 24. fxe4 Rxe4 25. Rh1 Rh4 26. Rf1 Qg2 27. Nac5 Nd5 28. Bxf8 Kxf8 29. Nxd7+ Kg8 30. Rg1 Qf2 31. g6 fxg6 32. Qe1 Qxe1+ 33. Rxe1 g5 34. Rg1 g4 35. Ne5 Nf6 36. Kc1 Rh5 37. Nxg4 Nd5 38. Nf2 Kf7 39. Nd4 e5 40. Nf3 Rf5 41. Ne4 Kg8 42. Nfg5 Nf6 43. Rd1 Nxe4 44. Rd8+ Rf8 45. Rxf8+ Kxf8 46. Nxe4 Ke7 47. Kd2 Ke6 48. Ke3 Kd5 49. Ng3 g6 50. Ne2 g5 51. Ng3 g4 52. Nf5 a5 53. b3 a4 54. bxa4 Kc5 55. Ke4 Kb6 56. Ne3 Ka5 57. Nxg4 Kxa4 58. Nxe5 Ka3 59. Nd3 Kxa2 60. Nxb4+ Ka3 61. Nd3 1-0
2023.09.12 Titled Tue 12th Sep Late
814506 Zierk, S (2488) Bortnyk, Olexandr (2608) 1-0
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 c6 6. Be2 Bf5 7. O-O Nd7 8. Nf3 e6 9. c4 N5f6 10. Nc3 Bd6 11. Nh4 Bg6 12. Nxg6 hxg6 13. g3 O-O 14. Bf3 e5 15. d5 Qc7 16. dxc6 bxc6 17. Qa4 Rac8 18. b4 a5 19. c5 Be7 20. a3 Rfe8 21. Re1 e4 22. Nxe4 Nxe4 23. Bxe4 Bf6 24. Bf4 Be5 25. Bxe5 Rxe5 26. Bg2 axb4 27. axb4 g5 28. Red1 Re2 29. Rd6 Ne5 30. Qd1 Rb2 31. Qd4 Re2 32. Kf1 Qe7 33. Kxe2 Nf3+ 34. Kxf3 g4+ 35. Qxg4 Re8 36. Bf1 Qe5 37. Rad1 g5 38. Kg2 1-0
2023.09.12 Titled Tue 12th Sep Late
814657 Svane, R (2641) Zierk, S (2488) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. h3 Bh5 6. d4 Nbd7 7. c4 e6 8. cxd5 exd5 9. Ne5 Bd6 10. f4 h6 11. g4 Bg6 12. Nxg6 fxg6 13. Qd3 Kf7 14. g5 Nh5 15. f5 Rf8 16. gxh6 Qh4 17. hxg7 Kxg7 18. Bd2 Ng3 19. Be1 Qg5 20. Bxg3 Bxg3 21. Nd2 Rae8 22. Kh1 Re3 23. Nf3 Qe7 24. Qd1 Rxf5 25. Ng1 Bc7 26. Rxf5 gxf5 27. Nf3 Nf6 28. Qg1 Nh5 29. Ne5 Ng3+ 30. Kh2 Bxe5 31. dxe5 Qxe5 32. Bf3 f4 33. Kg2 Nxe2 34. Qf2 Nd4 0-1
2023.09.12 Titled Tue 12th Sep Late
814761 Carlsen, M (2839) Zierk, S (2488) 1-0
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bb5 Bd6 6. O-O Bg4 7. c4 dxc4 8. Bxc4 Nf6 9. Re1+ Ne7 10. Qb3 O-O 11. Ne5 Bh5 12. Nc3 Nc6 13. Nxc6 bxc6 14. Qa4 Bxh2+ 15. Kxh2 Ng4+ 16. Kg3 Qd6+ 17. Bf4 Qg6 18. Bf1 Rab8 19. Rab1 Rb6 20. f3 c5 21. dxc5 Rf6 22. Qe4 Rf5 23. fxg4 Qxg4+ 24. Kh2 Rxf4 25. Qe3 Qh4+ 26. Kg1 Qg5 27. Be2 Bg6 28. Nd5 Qxd5 29. Qxf4 Bxb1 30. Rxb1 Qxc5+ 31. Qf2 Qc2 32. Re1 Qxb2 33. Bc4 Qb6 34. Bxf7+ Kh8 35. Qxb6 cxb6 36. Re7 g6 37. Rxa7 Rd8 38. Rb7 Rd6 39. Bb3 h5 40. Kf2 g5 41. Kf3 Rf6+ 42. Ke4 g4 43. Ke5 Rc6 44. Bd5 Rh6 45. Kf4 Rd6 46. Be4 Rd2 47. Rh7+ Kg8 48. Rxh5 Kg7 49. Rb5 Rxa2 50. Rxb6 Ra4 51. Rg6+ Kf7 52. Rxg4 1-0
2023.09.05 Titled Tue 5th Sep Early
818727 Guliev, L (2262) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. O-O Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. c3 Bd6 12. Bg5 Qc7 13. h3 Qxc4 0-1
2023.09.05 Titled Tue 5th Sep Early
819050 Zierk, S (2488) Ilkhomi, Jaloliddin (2177) 1-0
1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Qxf6 10. Nf3 h6 11. O-O Bd6 12. b3 O-O 13. Bb2 Rf7 14. Rc1 Nf8 15. Ng3 Rc7 16. Re1 Bd7 17. a3 Be8 18. b4 a6 19. Ne5 Rac8 20. Qg4 Nxe5 21. dxe5 Rxc1 22. exf6 Rxe1+ 23. Nf1 g5 24. h4 Bf4 25. g3 Bc1 26. Bxc1 Rcxc1 27. hxg5 h5 28. Qf3 Bg6 29. Kg2 Rxf1 30. f7+ Kh7 31. Bxf1 Be4 32. Bd3 Bxd3 33. Qxd3+ Kg7 34. Qd4+ Kxf7 35. Qf4+ 1-0
2023.09.05 Titled Tue 5th Sep Early
819503 Kuzhylnyi, Oleksandr (2260) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bd6 6. O-O Bg4 7. Re1+ Nge7 8. c3 Qd7 9. Nbd2 O-O 10. Nf1 Rfe8 11. Ng3 Ng6 12. Be3 Nh4 13. Be2 Bxf3 14. Bxf3 Nxf3+ 15. Qxf3 Bxg3 16. hxg3 Re6 17. Bd2 Rae8 18. Rxe6 Rxe6 19. Re1 Nd8 20. Re5 c6 21. Qe2 f6 22. Rxe6 Nxe6 23. g4 Kf7 24. Qd3 h6 25. Qg3 Qc7 26. Qxc7+ Nxc7 27. f3 Ke6 28. Kf2 g5 29. Ke3 Nb5 30. Kd3 Nd6 31. b3 f5 32. gxf5+ Nxf5 33. g4 Nh4 34. f4 Kf6 35. c4 Ng6 36. fxg5+ hxg5 37. a4 Ne7 38. Ke3 Ng8 39. Kf3 Kg6 40. Be3 Nf6 41. Bc1 Ne4 42. Be3 Kf6 43. Ke2 Ke6 44. Kd3 b6 45. Ke2 a6 46. Kd3 Kd6 47. Ke2 Ke6 48. Kd3 Kf6 49. Ke2 Kg6 50. Kd3 Nf6 51. c5 bxc5 52. dxc5 Nxg4 53. Bd4 Kf5 54. b4 Ne5+ 55. Ke3 g4 56. Kf2 Nd3+ 57. Kg3 Nxb4 0-1
2023.09.05 Titled Tue 5th Sep Early
819802 Zierk, S (2488) Narayanan, SL (2654) 1-0
1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 b6 7. Qe2 a5 8. Bb5 Ba6 9. a4 Qc8 10. f4 Nc6 11. Ngf3 cxd4 12. Nxd4 Nxd4 13. cxd4 Bxb5 14. axb5 Bb4 15. O-O O-O 16. Nf3 Qc4 17. Qxc4 dxc4 18. Bd2 Be7 19. Rfc1 Rfc8 20. Ra4 Kf8 21. Raxc4 Rxc4 22. Rxc4 Ke8 23. b3 Nf8 24. g4 Bb4 25. Bxb4 axb4 26. Nd2 Ng6 27. f5 Nf4 28. Ne4 Ra2 29. Nd6+ Kd7 30. Nxf7 h5 31. f6 gxf6 32. exf6 Nh3+ 33. Kf1 Rf2+ 34. Ke1 Rxf6 35. Ne5+ Kd6 36. gxh5 Kd5 37. Nd7 Rf3 38. Nxb6+ Kd6 39. Rxb4 Nf4 40. Nc4+ Kd5 41. Ne5 Re3+ 42. Kf2 Rc3 43. b6 Rc8 44. Kf3 Rf8 45. Ke3 Kd6 46. b7 Nd5+ 47. Ke4 Nxb4 48. Ng6 Rb8 49. h6 Rxb7 50. Kf4 Rh7 51. Kg5 Nd5 52. Nf8 Rh8 53. Ng6 Rh7 54. Nf8 Rf7 55. Ng6 Nf6 56. Ne5 Ne4+ 57. Kg6 Rf2 58. Ng4 Rf4 59. h3 Rf8 60. Kg7 Rb8 61. h7 Rb7+ 62. Kh6 Rb8 63. Ne5 Nf6 64. Nf7+ Kd5 65. h8=Q Rxh8+ 66. Nxh8 Kxd4 67. Kg6 Nd5 68. h4 e5 69. Nf7 e4 70. Ng5 e3 71. Kf5 e2 72. Nf3+ Ke3 73. Kg4 Nf6+ 74. Kg3 Nh5+ 75. Kg2 Nf4+ 76. Kg3 Nh5+ 77. Kg2 Nf4+ 78. Kg3 Nd3 79. h5 Ne5 80. Ne1 Kd2 81. Ng2 Nf7 82. b4 Kd3 83. b5 Ke4 84. b6 Nd6 85. h6 Kd5 86. h7 e1=Q+ 87. Nxe1 Nf7 88. b7 1-0
2023.09.05 Titled Tue 5th Sep Early
820139 Zierk, S (2488) Yelisieiev, Yevhenii (2411) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 c6 8. a4 a5 9. h3 Nb6 10. Ba2 Nfd7 11. Be3 exd4 12. Bxd4 Nc5 13. Qd2 Nbxa4 14. Nxa4 Nxa4 15. Rad1 Nc5 16. e5 d5 17. c4 dxc4 18. Bxc4 Be6 19. Qc2 Bxc4 20. Qxc4 Ne6 21. Bc5 Qe8 22. Bd6 h6 23. Nd2 Bxd6 24. exd6 Qd7 25. Nf3 Rfd8 26. Ne5 Qe8 27. f4 Qf8 28. Nxf7 Qxf7 29. Rxe6 Rd7 30. Qe4 Rf8 31. Re7 Rxe7 32. dxe7 Re8 33. Rd8 g6 34. h4 h5 35. g3 Kg7 36. Qe5+ Kh7 37. Rxe8 Qxe8 38. Qd6 Kg7 39. Qe6 a4 40. g4 hxg4 41. h5 gxh5 42. f5 g3 43. f6+ Kh7 44. f7 Qa8 45. Qf5+ Kh6 46. f8=Q+ 1-0
2023.09.05 Titled Tue 5th Sep Early
820430 Korobov, A (2652) Zierk, S (2488) 1-0
1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nc6 6. Ne2 Bf5 7. O-O e6 8. Nbc3 Nb6 9. Bb3 Qd7 10. Be3 O-O-O 11. Rc1 Kb8 12. Bc2 Bxc2 13. Qxc2 f6 14. Rfd1 Nb4 15. Qb3 N4d5 16. Ne4 f5 17. Nc5 Qc8 18. a4 Nxe3 19. fxe3 Bxc5 20. Rxc5 Nd5 21. Rdc1 Qd7 22. Nc3 Nxe3 23. Nb5 Nd5 24. Nxc7 Nxc7 25. Rxc7 Qxd4+ 26. Kh1 Qd5 27. Qxd5 Rxd5 28. Rxg7 Rc8 29. Rxc8+ Kxc8 30. h4 Rd7 31. Rg8+ Rd8 32. Rxd8+ Kxd8 33. Kh2 Kc7 34. Kg3 Kc6 35. Kf4 Kd5 36. a5 b5 37. b4 a6 38. g3 Kd4 39. Kg5 Kxe5 40. Kh6 Kf6 41. Kxh7 e5 42. h5 Kf7 43. h6 e4 44. g4 1-0
2023.09.05 Titled Tue 5th Sep Early
820541 Zierk, S (2488) Danielyan, Vahe (2318) 1-0
1. e4 e5 2. Nf3 Qe7 3. Nc3 c6 4. d4 d6 5. Bc4 Bg4 6. dxe5 dxe5 7. h3 Bxf3 8. Qxf3 Nf6 9. g4 g6 10. Be3 Bg7 11. g5 Nh5 12. Bc5 Qc7 13. Bd6 Qd7 14. O-O-O Na6 15. Bb8 Qe7 16. Bxf7+ Qxf7 17. Rd8+ Kxd8 18. Qxf7 Nxb8 19. Qxb7 1-0
2023.09.05 Titled Tue 5th Sep Early
820836 Zierk, S (2488) So, W (2753) 1-0
1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. dxc5 Nf6 6. Ngf3 dxe4 7. Nxe4 Nxe4 8. Bxe4 Qxd1+ 9. Kxd1 Bxc5 10. Ke2 Nd7 11. Be3 Bxe3 12. Kxe3 Nf6 13. Rad1 Nxe4 14. Kxe4 b6 15. Rd2 Bb7+ 16. Ke3 Rd8 17. Rhd1 Rxd2 18. Rxd2 Bxf3 19. Kxf3 Ke7 20. c4 Rc8 21. b3 g5 22. Kg4 Rc5 23. Kh5 a5 24. g4 a4 25. Kh6 axb3 26. axb3 b5 27. Rd4 bxc4 28. Rxc4 Rd5 29. Rc7+ Kf6 30. Rc3 Rb5 31. Kxh7 Ke5 32. Rf3 f5 33. gxf5 Ke4 34. f6 Kxf3 35. f7 Rf5 36. Kg7 Kxf2 37. b4 e5 38. b5 e4 39. b6 e3 40. b7 e2 41. b8=Q e1=Q 42. Qg3+ Ke2 43. Qg4+ Rf3 44. f8=Q Qc3+ 45. Kh6 Qc6+ 46. Kh5 Kf2 47. Qg3+ Ke3 48. Qa3+ Ke2 49. Qg2+ Ke1 50. Qa1+ 1-0
2023.09.05 Titled Tue 5th Sep Early
820998 Sarana, A (2693) Zierk, S (2488) 1-0
1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nc6 6. Ne2 Bf5 7. O-O e6 8. Nbc3 Nb6 9. Bb5 a6 10. Bxc6+ bxc6 11. Ng3 Bg6 12. Be3 c5 13. dxc5 Qxd1 14. Rfxd1 Nc4 15. c6 Nxe5 16. Rac1 Nd3 17. Rc2 O-O-O 18. Nge4 Be7 19. Rcd2 Ne5 20. Bc5 Nxc6 21. Bxe7 Nxe7 22. Nc5 Rxd2 23. Rxd2 a5 24. Rd7 Nd5 25. Nxd5 exd5 26. Rxd5 Re8 27. Kf1 c6 28. Rd2 Re5 29. Na4 Kc7 30. Nc3 f6 31. f3 Bf7 32. Kf2 g5 33. Rd4 c5 34. Ra4 Kb6 35. a3 f5 36. f4 gxf4 37. Rxf4 c4 38. Rh4 h5 39. Rd4 Kc5 40. Rd7 Bd5 41. Rh7 f4 42. Rh8 Bc6 43. Rf8 f3 44. gxf3 h4 45. Rf4 Re7 46. Rxh4 Rb7 47. Rh5+ Kd4 48. Ne2+ Kd3 49. Rh6 Bd5 50. Rd6 Rb5 51. Rxd5+ Rxd5 52. Nf4+ Kc2 53. Nxd5 Kxb2 54. h4 c3 55. Nxc3 Kxc3 56. h5 1-0
2023.08.29 Titled Tue 29th Aug Late
829627 Rajmohan, Vikram (2018) Zierk, S (2488) 0-1
1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. O-O Be7 8. a3 O-O 9. b4 Be6 10. d3 f6 11. Ne4 a5 12. Nc5 Bc8 13. Bd2 axb4 14. axb4 Rxa1 15. Qxa1 Nd5 16. Nxe5 Nxe5 17. Qa2 c6 18. e4 Bxc5 19. bxc5 Be6 20. exd5 Bxd5 21. Bxd5+ Qxd5 22. Qxd5+ cxd5 23. d4 Nf3+ 0-1
2023.08.29 Titled Tue 29th Aug Late
829970 Zierk, S (2488) Cremisi, Daniel (2170) 1-0
1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bg5 Be7 8. Bd3 b6 9. Ne5 Bd7 10. Qf3 O-O 11. Qh3 g6 12. Qf3 Be8 13. O-O-O Qd5 14. Qxd5 Nxd5 15. Bh6 Nb4 16. Bc4 b5 17. Bb3 a5 18. c3 a4 19. cxb4 axb3 20. a3 f6 21. Bxf8 Bxf8 22. Nd3 Bc6 23. f3 Bh6+ 24. Kb1 Rd8 25. Nc5 Kf7 26. Nxb3 Rd5 27. Rd3 Rd6 28. Rc3 Ke7 29. Na5 Bd5 30. Rxc7+ Kf8 31. Rxh7 Be3 32. Re1 Bxd4 33. Rc1 Kg8 34. Re7 Kf8 35. Rcc7 Bg1 36. Rf7+ Kg8 37. Rg7+ Kf8 38. Rxg6 Bxh2 39. Rh6 Be4+ 40. fxe4 Rd1+ 41. Kc2 Rc1+ 42. Kxc1 Bf4+ 43. Kc2 Bxc7 44. Rh7 1-0
2023.08.29 Titled Tue 29th Aug Late
830201 Pesotskiy, Mikhail (2140) Zierk, S (2488) 0-1
1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. O-O a6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. a3 b6 10. b4 Be7 11. Bb2 Bb7 12. Nbd2 Nbd7 13. Ne5 Nxe5 14. Bxe5 O-O 15. Nb3 Rac8 16. Rac1 Rfd8 17. Rxd8+ Bxd8 18. f3 Bd5 19. Bxd5 Rxc1+ 20. Nxc1 Nxd5 21. e4 Ne3 22. Kf2 Nc4 23. Bd4 Nxa3 24. Ke2 Nb5 25. Be3 Kf8 26. Nd3 Ke7 27. Nb2 Nd6 28. Na4 Nc4 29. Bf2 Kd6 30. Kd3 Ne5+ 31. Kc3 Kc6 32. f4 Ng4 33. Bg1 f5 34. exf5 exf5 35. Nb2 Bf6+ 36. Kb3 Bxb2 37. Kxb2 b5 38. Kc3 Kd5 39. Kd3 g6 40. h3 Nf6 41. Bd4 Nh5 42. Be3 Ng7 43. Bd2 Ne6 44. Bc1 h6 45. Bd2 Kd6 46. Bc1 Ke7 47. Bd2 Kf6 48. Bc3+ Kf7 49. Bd2 g5 50. fxg5 hxg5 51. g3 Kf6 52. h4 gxh4 53. gxh4 Kg6 54. Be1 Kh5 55. Ke2 Kg4 56. Bf2 Nf4+ 57. Kf1 Nd3 0-1
2023.08.29 Titled Tue 29th Aug Late
830304 Zierk, S (2488) Niemann, Hans Moke (2660) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e5 6. d3 Nge7 7. Be3 d6 8. d4 exd4 9. cxd4 O-O 10. Nc3 cxd4 11. Nxd4 a6 12. Bc4 Ne5 13. Bb3 Ng4 14. Bf4 Ne5 15. Nc2 b5 16. Ne3 Bb7 17. Ncd5 N7c6 18. a3 Nd4 19. Ba2 Rc8 20. Kh1 Nc4 21. Bxc4 bxc4 22. Rc1 f5 23. exf5 Bxd5 24. Nxd5 Rxf5 25. Ne3 Rxf4 26. Nxc4 Qf6 27. Qd3 Rxf2 28. Nb6 Rxc1 29. Rxc1 h5 30. Qxa6 Ne2 0-1
2023.08.29 Titled Tue 29th Aug Late
830576 Burmakin, V (2476) Zierk, S (2488) 1-0
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 b6 8. Nc3 Bb7 9. Qe2 Nbd7 10. Rd1 Be7 11. e4 cxd4 12. Nxd4 Bc5 13. e5 Ng8 14. Nxe6 fxe6 15. Bxe6 Bc6 16. Bxd7+ Bxd7 17. e6 Nf6 18. exd7+ Kf7 19. Qc4+ Kg6 20. Be3 Bxe3 21. Qd3+ Kf7 22. Qxe3 Rf8 23. Rd6 b5 24. Qe6+ Kg6 25. Nd5 h6 26. Ne7+ Kh7 27. Nc6 Qc7 28. d8=Q Rfxd8 29. Nxd8 Rxd8 30. Rxd8 Qxd8 31. axb5 axb5 32. Qf5+ Kh8 33. Qxb5 Qd4 34. Qe2 Kh7 35. Rd1 Qb4 36. h3 h5 37. b3 Qxb3 38. Qd3+ Qxd3 39. Rxd3 g5 40. Rd6 Kg6 41. Kf1 Kf5 42. Ke2 Ke5 43. Ra6 Nd5 44. Ra5 Ke4 45. Ra4+ Ke5 46. Kf3 Kf5 47. Ra5 Ke6 48. Ke4 Nf6+ 49. Kd4 Nh7 50. g4 Kf6 51. gxh5 Nf8 52. Ra6+ Kg7 53. Ke5 Nd7+ 54. Kf5 Nc5 55. Rc6 Nd3 56. Kxg5 Nxf2 57. Rc7+ Kf8 58. h6 Nxh3+ 59. Kg6 Nf4+ 60. Kh7 Nd5 61. Rc6 Kf7 62. Rd6 Nf4 63. Rd1 Nd5 64. Rf1+ Nf6+ 65. Rxf6+ Kxf6 1-0
2023.08.29 Titled Tue 29th Aug Late
830749 Zierk, S (2488) Chen, Max (2176) 1-0
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bd2 e6 7. Bc4 Bb4 8. a3 Bxc3 9. Bxc3 Qb6 10. O-O O-O 11. a4 a5 12. Qe2 Rd8 13. Ra3 Nc6 14. Rb3 Qa7 15. Bb5 Ne7 16. Ne5 Ne4 17. Rd1 Nxc3 18. bxc3 Nd5 19. Qf3 Nb6 20. Bd3 f6 21. Bxf5 exf5 22. Nd3 g6 23. Nc5 Rab8 24. g4 fxg4 25. Qxf6 Nd5 26. Qe6+ Kg7 27. Qe5+ Kg8 28. c4 Nb4 29. c3 Nc6 30. Qe6+ Kg7 31. Re1 Rf8 32. Qxg4 Rf7 33. Ne6+ Kg8 34. Ng5 Rf6 35. Re6 Rbf8 36. Rxf6 Rxf6 37. Qc8+ Kg7 38. Qxc7+ Kh6 39. h4 Kh5 40. Qxh7+ Kg4 41. Qd7+ Kf4 42. Qh3 Nxd4 43. cxd4 1-0
2023.08.29 Titled Tue 29th Aug Late
830955 Arabidze, M (2447) Zierk, S (2488) 1/2-1/2
1. Nf3 d5 2. b3 Nf6 3. Bb2 c6 4. g3 Bg4 5. Bg2 Nbd7 6. O-O e6 7. d3 Be7 8. Nbd2 a5 9. a3 O-O 10. c4 Re8 11. h3 Bh5 12. g4 Bg6 13. Nh4 Bf8 14. Nxg6 hxg6 15. Rc1 Nc5 16. Qc2 Qb6 17. d4 Ncd7 18. Rfe1 a4 19. b4 Qd8 20. e3 Nb6 21. g5 Nh5 22. f4 Ng3 23. c5 Nc8 24. Nf3 Ne7 25. Ne5 Nef5 26. Bc3 Qc7 27. Bf3 Kh7 28. Bg4 f6 29. Nf3 Ne4 30. h4 b6 31. Nd2 Nxc3 32. Qxc3 bxc5 33. bxc5 e5 34. h5 Qf7 35. dxe5 fxe5 36. hxg6+ Qxg6 37. Nf3 Ng3 38. Nxe5 Qe4 39. Bf3 Qf5 40. Kg2 Ne4 41. Rh1+ Kg8 42. Qd3 Rab8 43. Bxe4 Qxe4+ 44. Qxe4 dxe4 45. Nxc6 Rb3 46. Ne5 Rxe3 47. c6 Bxa3 48. Rc4 Bd6 49. Rd1 Bxe5 50. fxe5 Rd3 51. Rb1 Rc8 52. c7 Rb3 53. Rd1 Rd3 54. Rb1 Rb3 55. Rd1 Rd3 56. Rb1 1/2-1/2
2023.08.29 Titled Tue 29th Aug Late
831026 Zierk, S (2488) Ambartsumova, K (2393) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. O-O Bc5 10. Be3 Bb6 11. f3 Nc5 12. Nd2 O-O 13. f4 f6 14. N2f3 Ne4 15. b4 Qe7 16. a3 c5 17. bxc5 Bxc5 18. exf6 Qxf6 19. Ne5 Be8 20. Qg4 Rd8 21. Rae1 Bf7 22. Ndc6 Bxe3+ 23. Rxe3 Rd6 24. Nd7 Rxd7 25. Qxd7 Be6 26. Qxc7 Kh8 27. Qe5 Qf7 28. f5 Bd7 29. Qc7 Rc8 30. Ne5 Rxc7 31. Nxf7+ Kg8 32. Ne5 Bb5 33. Rd1 Rxc2 34. g4 h5 35. Rxd5 Rc1+ 36. Kg2 Rc2+ 37. Kf3 Ng5+ 38. Kf4 Nh3+ 39. Rxh3 1-0
2023.08.29 Titled Tue 29th Aug Late
831244 Lahdelma, Henri (2324) Zierk, S (2488) 0-1
1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 b6 8. Nc3 Bb7 9. Ne5 Nbd7 10. Nxd7 Qxd7 11. Qe2 cxd4 12. exd4 Qxd4 13. Be3 Qg4 14. Qxg4 Nxg4 15. Bxb6 Bd6 16. h3 Ne5 17. Be2 O-O 18. Rfd1 Be7 19. a5 Rac8 20. Rd4 Nc6 21. Rd7 Rb8 22. Bf3 Bd8 23. Rxb7 Rxb7 24. Bxc6 Rb8 25. Na4 Bf6 26. Rd1 Rfc8 27. Be4 Rc4 28. Nc5 Rc8 29. b4 Rxb4 30. Bf3 g6 31. Nxa6 Rb2 32. Nc5 Rxb6 33. axb6 Rxc5 34. b7 Rb5 35. Rc1 Kg7 36. g3 h5 37. Rc8 Be5 38. h4 f5 39. Rd8 Rb2 40. Kf1 Kf6 41. Bc6 Rb6 42. Rc8 Rb1+ 43. Kg2 Rb2 44. Rd8 g5 45. hxg5+ Kxg5 46. Re8 Kf6 47. Rd8 f4 48. gxf4 Bxf4 49. Bf3 h4 50. Rh8 Bg3 51. Kh3 Be5 52. Kg2 Bg3 53. Kh3 Rxf2 54. b8=Q Bxb8 55. Rxb8 Rxf3+ 56. Kxh4 Ke5 57. Kg4 Rd3 58. Rb5+ Kd4 59. Ra5 e5 60. Ra4+ Kd5 0-1
2023.08.29 Titled Tue 29th Aug Late
831380 Svane, R (2631) Zierk, S (2488) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. h3 Bh5 6. d4 Nbd7 7. c4 e6 8. cxd5 exd5 9. Ne5 Bd6 10. f4 Bxe5 11. dxe5 Ne4 12. g4 Bg6 13. f5 Nxe5 14. Qd4 Qf6 15. e3 Ng3 16. Rf2 Bxf5 17. gxf5 Nxf5 18. Qf4 g6 19. Re2 Nd3 20. Qf1 Qh4 21. Rd2 Nxc1 22. Qxc1 O-O 23. Re2 Rfe8 24. Nc3 Re5 25. Qd2 Rae8 26. Rae1 Ng3 27. Rf2 d4 28. Nd1 dxe3 29. Rxe3 Rd8 30. Rxe5 Rxd2 31. Rxd2 Qf4 32. Re3 Nf5 33. Red3 Nh4 34. Nc3 Qe5 35. Re2 Qc5+ 36. Rf2 f5 37. Rd1 f4 38. Kf1 Qf5 39. Rd4 g5 40. Bf3 Qxh3+ 41. Ke2 g4 42. Be4 f3+ 43. Ke3 Ng2+ 44. Kd2 Qh6+ 45. Kd1 Qe3 46. Rdd2 Qe1+ 47. Kc2 Ne3+ 48. Kd3 Nf1 49. Rc2 b5 50. Kd4 Ng3 51. b4 Nxe4 52. Nxe4 Qxb4+ 53. Ke3 h5 54. Rxc6 Kf7 55. Rf6+ Ke7 56. Rf5 h4 57. Rg5 Qa3+ 58. Kf4 g3 59. Rxf3 Qc1+ 60. Kg4 g2 61. Kf5 Qxg5+ 62. Nxg5 g1=Q 63. Rf4 Qg3 64. Rf3 Qg2 65. Rg3 hxg3 66. Ne6 0-1
2023.08.29 Titled Tue 29th Aug Late
831433 Zierk, S (2488) Deac, Bogdan-Daniel (2698) 0-1
1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 d5 5. Nbd2 Qd7 6. Nxe4 dxe4 7. Qxd7+ Nxd7 8. Ng5 Nxe5 9. Bf4 Bd6 10. Nxe4 Nf3+ 11. gxf3 Bxf4 12. Rd1 O-O 13. Bc4 Bh3 14. Rg1 Rfe8 15. Be2 Kf8 16. Rd5 g6 17. Nf6 Red8 18. Nxh7+ Kg7 19. Rh5 Rd2 20. Ng5 Bf5 21. Rh7+ Kg8 22. Rh4 Bxg5 23. Rxg5 Rxc2 24. Bc4 Re8+ 25. Kf1 Rxc4 0-1
2023.08.22 Titled Tue 22nd Aug Late
839082 Zierk, S (2488) Hajiyev, K (2109) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Nf6 7. Bf4 e5 8. dxe5 Nxe5 9. O-O Bd6 10. Nd4 O-O 11. Nb5 Qb6 12. Nxd6 Qxd6 13. Re1 Re8 14. Nd2 Bg4 15. f3 Qb6+ 16. Be3 Qxb2 17. Rb1 Qxc3 18. Rb3 Qc7 19. Bf4 Nxf3+ 20. gxf3 Qxf4 21. fxg4 Nxg4 22. Nf3 Rxe1+ 23. Qxe1 g6 24. Qg3 Qc1+ 25. Qe1 Qc5+ 26. Kg2 Ne3+ 27. Kh1 Ng4 28. Kg2 Ne3+ 29. Kh1 Ng4 30. Rb2 Rc8 31. Rc2 Qf8 32. h3 Rxc2 33. Bxc2 Nf6 34. Qe5 Kg7 35. Nd4 Qc5 36. h4 Qb6 37. h5 gxh5 38. Nf5+ Kf8 39. Qe7+ Kg8 40. Nd6 Qc6 41. Qxf7+ Kh8 42. Qf8+ Ng8 43. Nf7# 1-0
2023.08.22 Titled Tue 22nd Aug Late
839402 Przybylski, W (2308) Zierk, S (2488) 1-0
1. d4 d5 2. g3 Nf6 3. Bg2 c6 4. Nf3 Bg4 5. O-O Nbd7 6. c4 e6 7. h3 Bf5 8. Nc3 h6 9. Re1 Be7 10. Nd2 O-O 11. e4 dxe4 12. Ndxe4 Nxe4 13. Nxe4 Nf6 14. Nc3 Qb6 15. b3 Rfd8 16. Be3 Bb4 17. Na4 Qc7 18. Re2 e5 19. d5 cxd5 20. cxd5 b5 21. a3 Bf8 22. Rc1 Qa5 23. Nc5 Qxa3 24. Nb7 Rd7 25. d6 Ne4 26. Bxe4 Bxe4 27. Ra1 Qxa1 28. Qxa1 Bxb7 29. Bc5 f6 30. b4 Bd5 31. Rd2 Bc4 32. f4 exf4 33. gxf4 Rad8 34. Qd1 Re8 35. Qg4 Re1+ 36. Kf2 Re6 37. Qf5 Bxd6 38. Bxd6 Rdxd6 39. Rxd6 Rxd6 40. Qc8+ Kh7 41. h4 Rd2+ 42. Ke3 Rd3+ 43. Kf2 Rd5 44. Qe8 Rf5 45. Qe4 g6 46. Qe7+ Kg8 47. Ke3 Bf7 48. Qd8+ Kg7 49. Qd7 a6 50. Qb7 g5 51. hxg5 fxg5 52. fxg5 hxg5 53. Qxa6 g4 54. Qd6 Rg5 55. Qf4 Rg6 56. Qd4+ Kg8 57. Qd8+ Kh7 58. Qh4+ Kg7 59. Qg3 Re6+ 60. Kd4 Rg6 61. Ke5 Bc4 62. Kf5 Rf6+ 63. Ke5 Be2 64. Qh4 Rg6 65. Qe7+ Kh6 66. Kf4 Bf3 67. Qf8+ Kh7 68. Qf7+ Rg7 69. Qh5+ Kg8 70. Qe8+ Kh7 71. Qxb5 Rf7+ 72. Kg3 Kg6 73. Qb6+ Kf5 74. Qd4 Rb7 75. Qc5+ Ke6 76. b5 Kd7 77. Kf4 Rc7 78. Qd4+ Kc8 79. b6 Rc6 80. Qb4 Kb7 81. Kg3 Rxb6 82. Qe7+ Ka6 83. Qa3+ Kb5 84. Qc3 Rc6 85. Qd3+ Kc5 86. Kf4 Rd6 87. Qa3+ Kd5 88. Qb3+ Kd4 89. Qb4+ Kd5 90. Qb5+ Kd4 91. Qe5+ Kd3 92. Qxd6+ Ke2 93. Qc5 Kd3 94. Qe3+ Kc4 95. Qf2 Kd3 96. Ke5 Kc3 97. Qe3+ Kc4 98. Qd2 Bc6 99. Qc2+ Kb5 100. Kd6 Bf3 101. Qb3+ Ka6 102. Kc5 Ka7 103. Qb6+ Ka8 104. Kd6 g3 105. Kc7 1-0
2023.08.22 Titled Tue 22nd Aug Late
839548 Zierk, S (2488) Reprintsev, A (2225) 1-0
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 c6 5. Nf3 Bf5 6. g3 e6 7. Bf4 Qd8 8. Nh4 g6 9. Nxf5 gxf5 10. Bg2 Nd7 11. Qe2 Ndf6 12. O-O-O Bd6 13. Be5 Bxe5 14. Qxe5 Qb8 15. Qc5 Ne7 16. Rhe1 Nd7 17. Qa3 Qc7 18. d5 cxd5 19. Bxd5 Nc5 20. Nb5 Qb6 21. Nd6+ Qxd6 22. Bxb7 Qxd1+ 23. Rxd1 Nxb7 24. Qa4+ Kf8 25. Rd7 Nc5 26. Qd4 Nxd7 27. Qxh8+ Ng8 28. Qxh7 Ndf6 29. Qh4 Rd8 30. Qa4 Rd7 31. c4 Ne7 32. c5 Rc7 33. b4 Ne4 34. f3 Nc3 35. Qb3 Ncd5 36. h4 Nc6 37. a3 Kg7 38. Qb2+ Kg6 39. Qd2 f6 40. g4 Ne5 41. h5+ Kg7 42. gxf5 Nc4 43. Qg2+ 1-0
2023.08.22 Titled Tue 22nd Aug Late
839628 Willy, Stephen (2072) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 O-O 8. Nf3 a6 9. Nd6 cxd4 10. Nxd4 Nbc6 11. Nf3 Nxe5 12. Nxe5 Qxd6 13. Nf3 e5 14. O-O-O Bg4 15. Be2 Rac8 16. Nxe5 Bf5 17. Nd3 Nc6 18. Kb1 Nd4 19. c3 Nxe2 20. Qxe2 d4 21. g4 dxc3 22. bxc3 Rfe8 23. Qd2 Be4 24. Rhg1 Qa3 25. Qb2 Qxc3 0-1
2023.08.22 Titled Tue 22nd Aug Late
839920 Zierk, S (2488) Kleiman, J (2399) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 Nxc3 10. bxc3 O-O 11. Bg5 Qe8 12. O-O Bd7 13. Bd3 Na5 14. Nd2 c5 15. Be3 cxd4 16. cxd4 Bb5 17. Qe2 Bxd3 18. Qxd3 Rc8 19. f4 f5 20. exf6 Rxf6 21. Nf3 Nc4 22. Ne5 Qe6 23. Rac1 Nd6 24. g4 Rxc1 25. Rxc1 Rf8 26. f5 Qe8 27. Qb3 Qb5 28. Qxb5 Nxb5 29. Nd7 Re8 30. Nxb6 axb6 31. Kf2 Nd6 32. Bf4 Nc4 33. Re1 Rxe1 34. Kxe1 Kf7 35. Ke2 b5 36. Kd3 Ke7 37. Kc3 Kf6 38. Kb4 h5 39. h3 hxg4 40. hxg4 g6 41. fxg6 Kxg6 42. Kc5 Na3 43. Kxd5 Nc2 44. Kc5 b6+ 45. Kxb5 Nxd4+ 46. Kxb6 Ne6 47. Be3 Nf8 48. a4 Nd7+ 49. Kc7 Ne5 50. a5 Nxg4 51. Bd4 Nh6 52. a6 Nf5 53. Bc5 1-0
2023.08.22 Titled Tue 22nd Aug Late
840142 Duda, J (2732) Zierk, S (2488) 1-0
1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 g6 5. Bg2 Bg7 6. e5 Nfd7 7. f4 c5 8. c3 Nc6 9. Ne2 f6 10. d4 Qb6 11. Nf3 O-O 12. Rf1 a5 13. h4 a4 14. Bh3 Kh8 15. h5 gxh5 16. Rb1 a3 17. b4 cxd4 18. cxd4 Qb5 19. Rf2 Nxb4 20. Rb3 Qc4 21. Neg1 Nc6 22. Rc2 Qa4 23. Kf2 fxe5 24. Rxa3 Qxa3 25. Bxa3 Rxa3 26. dxe5 Nb4 27. Rd2 Nc5 28. Kg2 Ne4 29. Qc1 Rc3 30. Qb2 Nd3 31. Qa1 b5 32. Ne2 Ra3 33. Rc2 Nb4 34. Rb2 Nd3 35. Rb3 b4 36. Rxa3 bxa3 37. Ned4 Ndc5 38. Qc1 Ba6 39. Nxe6 Nxe6 40. Bxe6 Bc4 41. Qxa3 Re8 42. Nd4 h4 43. Qa4 Rb8 44. Qa7 1-0
2023.08.22 Titled Tue 22nd Aug Late
840205 Zierk, S (2488) Veiga, Jose Francisco R P Neves (2389) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. O-O e6 8. Qe1 Bd6 9. f3 Bh5 10. Qh4 Nf6 11. Bg5 Bg6 12. Bxg6 fxg6 13. Bxf6 gxf6 14. Qxf6 Rf8 15. Qxe6+ Ne7 16. g3 Rd8 17. Nd2 Rd7 18. c4 dxc4 19. Nxc4 Bxg3 20. hxg3 Rxd4 21. Rac1 1-0
2023.08.22 Titled Tue 22nd Aug Late
840478 Zierk, S (2488) Omelja, A (2435) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. a3 Be7 7. Be3 O-O 8. f4 d6 9. Qf3 Qc7 10. Ndb5 Qb8 11. Qg3 e5 12. fxe5 dxe5 13. Nd5 Nxe4 14. Qf3 Nf6 15. Ndc7 Bg4 16. Qg3 a6 17. Nxa8 axb5 18. Nb6 Rd8 19. Bxb5 Nd4 20. Bxd4 Rxd4 21. O-O Bc5 22. Kh1 Bxb6 23. Rxf6 gxf6 24. h3 Qc8 25. Be2 h5 26. hxg4 hxg4 27. Rd1 Qxc2 28. Rxd4 Bxd4 29. Qxg4+ Kf8 30. b4 Qc1+ 31. Bd1 Qh6+ 32. Qh5 Qe3 33. Kh2 Qxa3 34. b5 Qb4 35. Be2 Qb2 36. Qf3 b6 37. Bc4 Qd2 38. Qh5 Qf4+ 39. Kh3 Ke7 40. Qxf7+ Kd6 41. Qd5+ Ke7 42. Qe6+ Kd8 43. Qd6+ Kc8 44. Be6+ Kb7 45. Qd7+ Kb8 46. Qc8+ Ka7 47. Qc7+ Ka8 48. Bd5# 1-0
2023.08.22 Titled Tue 22nd Aug Late
840630 So, W (2769) Zierk, S (2488) 1-0
1. b3 d5 2. Bb2 Bf5 3. Nf3 e6 4. g3 Nf6 5. Bg2 h6 6. O-O c6 7. d3 Nbd7 8. Nbd2 a5 9. Qe1 a4 10. e4 dxe4 11. dxe4 Bh7 12. Qe2 Be7 13. e5 Nd5 14. Ne4 a3 15. Bd4 c5 16. c4 cxd4 17. cxd5 d3 18. Qe3 Bxe4 19. Qxe4 Nc5 20. Qg4 Qxd5 21. Qxg7 O-O-O 22. Qxf7 Rd7 23. Nd2 Qxe5 24. Nc4 Qc7 25. b4 Rf8 26. Qg7 Na4 27. Rac1 Kb8 28. Ne5 Qd6 29. Nxd7+ Qxd7 30. Qxh6 d2 31. Rcd1 Bxb4 32. Rxd2 Qxd2 33. Qg7 Kc8 34. Qxb7+ Kd8 35. Qa8+ Ke7 36. Qxa4 Bc5 37. Qh4+ Kd6 38. Kh1 Rxf2 39. Qd8+ Ke5 40. Qh8+ Kd6 41. Qb8+ Kd7 42. Qb5+ Kd8 43. Qxc5 Rxf1+ 44. Bxf1 Qxa2 45. Qb6+ Ke7 46. Qc7+ Kf6 47. Qf4+ Ke7 48. Bc4 Qb1+ 49. Kg2 Qc2+ 50. Kh3 a2 51. Qc7+ Kf6 52. Qd8+ Kf7 53. Qd7+ Kf8 54. Qd8+ Kf7 55. Qd7+ Kf8 56. Qd6+ Kg7 57. Qe7+ Kh8 58. Qf8+ Kh7 59. Qf7+ Kh8 60. Qf6+ Kh7 61. Qe7+ Kh8 62. Qf6+ Kh7 63. Qh4+ Kg7 64. Qg4+ Kf8 65. Qf4+ Ke7 66. Qc7+ Kf6 67. Qd8+ Kg7 68. Qd7+ Kh8 69. Qd4+ Kh7 70. Bd3+ Kh6 71. Bxc2 1-0
2023.08.22 Titled Tue 22nd Aug Late
840716 Zierk, S (2488) Zhu, Jiner (2498) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e5 6. d4 cxd4 7. cxd4 exd4 8. Bf4 a6 9. Bc4 d6 10. Nbd2 Nge7 11. Nb3 O-O 12. Nbxd4 Nxd4 13. Nxd4 d5 14. exd5 Nxd5 15. Bxd5 Qxd5 16. Nf3 Qxd1 17. Rfxd1 Bxb2 18. Rab1 Bg7 19. Ne5 b5 20. Nc6 Be6 21. a3 Rfe8 22. Rd2 Rac8 23. Rc1 h5 24. h4 Kh7 25. Rdd1 Bb2 26. Rb1 Bxa3 27. Nd4 Bc5 28. Be3 Bc4 29. Ra1 b4 30. Rdc1 Bf8 31. Ra5 b3 32. Rb1 Bg7 33. Nxb3 Rb8 34. Nd2 Rxb1+ 35. Nxb1 Bb5 36. Ra3 Rc8 37. Nd2 Rc2 38. Ne4 Be5 39. f4 Bg7 40. Nc5 Bf8 41. Rxa6 Bxc5 42. Bxc5 Bxa6 0-1
2023.08.22 Titled Tue 22nd Aug Late
840786 Cordoba Roa, Angel Gabriel (2258) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. h4 Nc6 10. Ne2 Bd7 11. h5 h6 12. g4 O-O-O 13. Be3 Nge7 14. Kd2 Rdf8 15. Bh3 f6 16. f4 Kb8 17. Rg1 Be8 18. Ng3 Rhg8 19. Qd1 Qa5 20. a4 Nc8 21. Qb1 fxe5 22. fxe5 Rf3 23. Qb5 Qd8 24. Rab1 b6 25. Qa6 Qh4 26. a5 Nxa5 27. Qxa5 Qxh3 28. Nf1 Rxf1 0-1
2023.08.15 Titled Tue 15th Aug Late
849544 Zierk, S (2488) Baziuk, Vladyslav (2211) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Nge7 5. c3 g6 6. d4 exd4 7. cxd4 cxd4 8. Nxd4 Bg7 9. Be3 O-O 10. Nc3 d5 11. Bxc6 bxc6 12. exd5 Nxd5 13. Nxc6 Nxe3 14. Qxd8 Rxd8 15. Nxd8 Nxf1 16. Rxf1 Rb8 17. Nc6 Rxb2 18. Nd1 Rc2 19. Ne7+ Kf8 20. Ne3 Rc5 21. Nxc8 Rxc8 22. Rd1 Ke7 23. Kf1 Rb8 24. Nc4 Rb4 25. Rc1 Bd4 26. Ke2 Ke6 27. f3 Kd5 28. Kd3 f5 29. g4 fxg4 30. fxg4 Rb7 31. Rf1 Rc7 32. Rf8 Bc5 33. Rd8+ Ke6 34. Ke4 Be7 35. Rd4 Bf6 36. a4 Bxd4 37. Kxd4 Rf7 38. Ke3 Kd5 39. Nd2 Rb7 40. Kf4 Rb4+ 41. Kg5 Rxa4 42. h4 Rd4 43. Nb3 Rb4 44. Nc1 a5 45. h5 gxh5 46. gxh5 a4 47. Nd3 Rb7 48. Nc1 Kc4 49. Kh6 Kc3 50. Ne2+ Kc2 51. Nd4+ Kb2 52. Ne6 a3 53. Nc5 Ra7 54. Nd3+ Kc3 55. Nc1 Kc2 56. Na2 Kb3 57. Nc1+ Kc2 58. Na2 Rb7 59. Kg5 Kb2 0-1
2023.08.15 Titled Tue 15th Aug Late
849719 Mikhalsky, Vladimir (2219) Zierk, S (2488) 0-1
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Nc3 b5 8. Bb3 Bb7 9. a4 b4 10. Ne2 Nbd7 11. a5 Bd6 12. dxc5 Nxc5 13. Ba4+ Nxa4 14. Qxa4+ Qd7 15. Rd1 Qxa4 16. Rxa4 Ke7 17. Bd2 Bc6 18. Bxb4 Bxa4 19. Rxd6 Ke8 20. Nc3 Bd7 21. Ne5 h5 22. h4 Bc8 23. Rc6 Nd7 24. Nc4 Kd8 25. Nd6 Rf8 26. Ba3 f6 27. Nxc8 Rxc8 28. Rxa6 Rf7 29. Rxe6 Ne5 30. a6 Nc4 31. Bb4 Kd7 32. Re4 Nxb2 33. Nb5 Rc1+ 34. Kh2 Kc6 35. a7 Ra1 36. Ba3 Rxa3 37. Nxa3 Rxa7 38. Nc2 Kd6 39. Nd4 Nd3 40. Nf5+ Kc5 41. Kg3 g6 42. Ne7 Ne5 43. Ng8 Nd7 44. Re6 Kd5 45. Re7 Kd6 46. Rf7 Ke6 47. Rg7 Ra2 48. Rxg6 Kf7 0-1
2023.08.15 Titled Tue 15th Aug Late
849795 Zierk, S (2488) Tomb, M (2090) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc3 Nc6 7. Be2 Nxd4 8. Qxd4 Ne7 9. Be3 Nc6 10. Qd2 Be7 11. O-O O-O 12. Na4 Ne5 13. Nb6 Rb8 14. f4 Ng6 15. b4 a5 16. bxa5 Bc5 17. Bxc5 Qxc5+ 18. Kh1 d6 19. Rab1 e5 20. Rb5 Qc6 21. f5 Nf4 22. Bf3 g6 23. g3 Nh3 24. Bg2 gxf5 25. exf5 e4 26. Bxh3 e3+ 27. Qd5 Re8 28. Re1 1-0
2023.08.15 Titled Tue 15th Aug Late
850006 Kirk, Ez (2416) Zierk, S (2488) 1-0
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nh6 6. Na3 cxd4 7. cxd4 Nf5 8. Nc2 Nb4 9. Be2 Nxc2+ 10. Qxc2 Bd7 11. O-O Rc8 12. Qd1 Be7 13. Bd2 O-O 14. Bd3 b5 15. a3 a5 16. Qe1 Ra8 17. g4 Nh4 18. Nxh4 Bxh4 19. Qe2 Qb6 20. Be3 Be7 21. f4 f6 22. f5 fxe5 23. dxe5 Bc5 24. Rae1 Rac8 25. f6 Bxe3+ 26. Qxe3 Qc5 27. Qxc5 Rxc5 28. g5 g6 29. h4 b4 30. axb4 axb4 31. Ra1 Bb5 32. Bxb5 Rxb5 33. Ra7 d4 34. Rg7+ Kh8 35. Rc1 1-0
2023.08.15 Titled Tue 15th Aug Late
850128 Barwinska, Ewa (1996) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Ne2 Bd6 6. O-O Nge7 7. c3 Bg4 8. f3 Bh5 9. Nf4 Bg6 10. Re1 Bxf4 11. Bxf4 Qd7 12. Nd2 Bxd3 13. Nb3 Bg6 14. Nc5 Qc8 15. Bg5 f6 16. Bf4 Bf7 17. b4 b6 18. Nd3 Nd8 19. Bg3 Ne6 20. f4 O-O 21. Qf3 Nf5 22. Bf2 Nd6 23. f5 Ng5 24. Qf4 Qxf5 25. Qxf5 Nxf5 26. Nf4 Ne4 27. c4 Nxf2 28. Kxf2 dxc4 29. d5 Rfe8 30. Rec1 Re4 31. Kf3 Rae8 32. Rc3 Nd4+ 33. Kf2 Rxf4+ 0-1
2023.08.15 Titled Tue 15th Aug Late
850286 Zierk, S (2488) Vovk, Or (2315) 1-0
1. e4 g6 2. d4 Nf6 3. e5 Nh5 4. Be2 d6 5. Nf3 Bg4 6. h3 Bxf3 7. Bxf3 Nc6 8. O-O dxe5 9. dxe5 Qxd1 10. Rxd1 Nxe5 11. Bxb7 Rb8 12. Ba6 Bg7 13. Nc3 c6 14. a4 O-O 15. f4 Rfd8 16. Rxd8+ Rxd8 17. fxe5 Bxe5 18. Be3 Rb8 19. Nd1 Ng3 20. Bd3 a5 21. Ra3 Bxb2 22. Nxb2 Rxb2 23. Rb3 Ra2 24. Bh6 Ra1+ 25. Kh2 1-0
2023.08.15 Titled Tue 15th Aug Late
850478 Paszewski, M (2278) Zierk, S (2488) 0-1
1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bb4 5. d3 d6 6. a3 Bxc3+ 7. bxc3 O-O 8. Be2 a6 9. a4 Ne8 10. O-O f5 11. exf5 Bxf5 12. Ne1 Nf6 13. Nc2 d5 14. Ne3 Be6 15. cxd5 Nxd5 16. Nxd5 Bxd5 17. Be3 Qd6 18. Rb1 Ne7 19. c4 Bc6 20. Qb3 Qg6 21. f3 Nf5 22. Bf2 Rad8 23. a5 Nd4 24. Bxd4 exd4 25. Rbe1 Qg5 26. Qa2 Rfe8 27. Bd1 Re3 28. Ba4 Bxf3 29. Qf2 Rf8 30. Kh1 Rxe1 31. Rxe1 Bc6 32. Qe2 Bxa4 33. Qe6+ Kh8 34. Qe7 Qxe7 35. Rxe7 Rf1# 0-1
2023.08.15 Titled Tue 15th Aug Late
850564 Zierk, S (2488) Nanu, C (2524) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Nfd7 8. g5 Be7 9. h4 b5 10. Bg2 Bb7 11. Be3 Nc6 12. Nxc6 Bxc6 13. Qd4 O-O 14. O-O-O a5 15. f4 Qb8 16. h5 b4 17. Ne2 Rc8 18. g6 f6 19. h6 hxg6 20. f5 e5 21. Qc4+ d5 22. exd5 Bb5 23. Qg4 Qc7 24. Rd2 g5 25. hxg7 Kxg7 26. Qh5 Nf8 27. d6 Bxd6 28. Bd5 Ne6 29. Qg6+ Kf8 30. Rh8+ Ke7 31. Qh7+ Ng7 32. Qxg7# 1-0
2023.08.15 Titled Tue 15th Aug Late
850697 Zierk, S (2488) Martinez Alcantara, Jose Eduardo (2619) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. c4 e6 6. Nc3 Nf6 7. Be2 b6 8. O-O Bb7 9. f3 Nbd7 10. Be3 Be7 11. Qd2 O-O 12. Rac1 Qb8 13. Rfd1 Rd8 14. Qe1 Qc7 15. b4 Rac8 16. Nb3 Qb8 17. a3 d5 18. exd5 exd5 19. cxd5 Bd6 20. g3 Re8 21. Qf2 Be5 22. Nd4 b5 23. Nc6 Bxc6 24. dxc6 Rxc6 25. Nd5 Rxc1 26. Bxc1 Nxd5 27. Rxd5 Nf6 28. Rd1 h5 29. Bg5 Qc8 30. f4 Ne4 31. Qf3 Bb8 32. Bd3 Ba7+ 33. Kg2 Nf2 34. Rf1 Qh3+ 35. Kg1 Nxd3+ 36. Kh1 Nf2+ 0-1
2023.08.15 Titled Tue 15th Aug Late
850824 Korchmar, V (2438) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Bd7 7. O-O Nge7 8. Na3 cxd4 9. cxd4 Nf5 10. Nc2 Na5 11. Bd3 Bb5 12. g4 Ne7 13. Kg2 Rc8 14. Bg5 h6 15. Be3 h5 16. h3 Bxd3 17. Qxd3 Qxb2 18. Rfc1 Rc3 19. Qe2 Nc4 20. Rab1 Qxa2 21. Rxb7 Nc6 22. Rc7 Be7 23. Rxc6 Nxe3+ 24. fxe3 Rxc6 25. Qb5 Qc4 26. Qb7 Qe2+ 27. Kg3 h4+ 28. Kf4 g5+ 29. Nxg5 Qf2+ 30. Nf3 Qg3# 0-1
2023.08.15 Titled Tue 15th Aug Late
850973 Zierk, S (2488) Manukyan, SaA (2237) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Nb3 Be6 10. f4 Qc8 11. Kh1 Rd8 12. Qe1 d5 13. f5 gxf5 14. exf5 Bxf5 15. Qh4 Bg6 16. Bh6 Bxh6 17. Qxh6 d4 18. Nb5 a6 19. Na3 b5 20. Rac1 Rd5 21. Bf3 Rd6 22. Rfe1 e5 23. Bxc6 Qxc6 24. Qh4 Nd7 25. Nd2 Re8 26. c4 b4 27. Nc2 Bxc2 28. Rxc2 Rg6 29. Nf3 f6 30. Nxd4 Qd6 31. Nf5 Qd3 32. Rf2 Nc5 33. Ne3 Qe4 34. Qxe4 Nxe4 35. Rf3 Rd8 36. Nd5 Kg7 37. Rxe4 a5 38. h4 h5 39. Re2 Rg4 40. Ne3 Rxh4+ 41. Kg1 Kg6 42. Ref2 Rf8 43. c5 Rd4 44. Rg3+ Kh7 45. Nf5 Rd1+ 46. Kh2 Rc1 47. Rg7+ Kh8 48. Rf3 Rxc5 49. Rh3 Rf7 50. Rxh5# 1-0
2023.08.01 Titled Tue 1st Aug Late
867657 Romero Pallares, Daniel (2272) Zierk, S (2488) 1-0
1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e3 cxd4 5. exd4 a6 6. Nf3 Bg4 7. Be2 Nc6 8. Ne5 Bxe2 9. Nxe2 e6 10. c3 Bd6 11. Ng3 O-O 12. O-O Qc7 13. Re1 b5 14. Nh5 Nd7 15. Qg4 g6 16. Nxd7 Bxf4 17. Qxf4 Qxf4 18. Nxf4 Rfd8 19. Ne5 Na5 20. b4 Nb7 21. Nfd3 Nd6 22. a4 a5 23. bxa5 Rxa5 24. Nc6 Rda8 25. Nxa5 Rxa5 26. axb5 Rxa1 27. Rxa1 1-0
2023.08.01 Titled Tue 1st Aug Late
867856 Zierk, S (2488) Stachanczyk, J (2124) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Bc5 Qg5+ 15. Kb1 Nxc3+ 16. Qxc3 e4 17. Bd4 Bxd4 18. Qxd4 Bxc4 19. Qxc4 Qxg2 20. fxe4 Rad8 21. Qxc6 Qxh2 22. Qc5 Rxd1+ 23. Rxd1 Qe2 24. Qd5 Re8 25. c4 Rxe4 26. Rc1 Rf4 27. c5 Rf2 28. Qd8+ Kg7 29. Qd4+ Kg8 30. c6 Qd2 31. Qxd2 Rxd2 32. c7 1-0
2023.08.01 Titled Tue 1st Aug Late
868045 Koutlas, Nikolaos (2332) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. Nb3 Nc6 8. O-O Nf6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Bc5 12. Be3 O-O 13. c3 b6 14. b4 Bd6 15. Nxe6 fxe6 16. Bf4 Bxf4 17. Bxe6+ Qxe6 18. Rxe6 Bxe6 19. Qf3 Nd5 20. Re1 Bxh2+ 21. Kxh2 Rxf3 22. gxf3 0-1
2023.08.01 Titled Tue 1st Aug Late
868321 Keleberda, Tymur (2301) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. Nf3 Qxc2 10. dxc5 Nd7 11. Bb5 Qe4+ 12. Qxe4 dxe4 13. Bxd7 exf3 14. Bxc8 fxg2 15. Rg1 Rxc8 16. Be3 Ne7 17. Rxg2 Nf5 18. Bd4 Ke7 19. Rb1 Rc7 20. Rb4 Kd7 21. Rg4 Kc6 22. Ke2 h5 23. Rg1 h4 24. h3 g6 25. Kf3 Rd8 26. Ke4 Kd7 27. Rgb1 Kc8 28. Ra4 a6 29. Rab4 Ne7 30. Rb6 Nc6 31. Rd1 Rcd7 32. Rd3 f5+ 33. Kf4 g5+ 34. Kxg5 Rg8+ 35. Kf4 Rg1 36. Rb2 Re1 37. Rbd2 Ne7 38. c4 Ng6+ 39. Kg5 Rg1+ 40. Kf6 Nf8 41. Rg3 hxg3 42. fxg3 Rxg3 43. c6 Rg6# 0-1
2023.08.01 Titled Tue 1st Aug Late
868436 Zierk, S (2488) Araujo Sanchez, Josue (2318) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. O-O Bxe2 8. Qxe2 e6 9. Nd2 Bd6 10. g3 Nge7 11. f4 O-O-O 12. Nf3 Kb8 13. Bd2 Nc8 14. a4 Na5 15. b4 Nc4 16. Ne5 Nxd2 17. Qxd2 h5 18. a5 h4 19. a6 b6 20. Bb5 hxg3 21. hxg3 Bxe5 22. fxe5 Rh3 23. Kg2 Rdh8 24. Rh1 Rxh1 25. Rxh1 Rxh1 26. Kxh1 f5 27. Kg2 Qe7 28. Qc1 g5 29. Qh1 Qc7 30. Qc1 g4 31. c4 Qh7 32. Qh1 Qxh1+ 33. Kxh1 Kc7 34. cxd5 exd5 35. Kg2 Ne7 36. Kf2 Ng6 37. Ke3 Kd8 38. Bd3 Ne7 39. b5 1-0
2023.08.01 Titled Tue 1st Aug Late
868663 Karaoglan, Doruk (2278) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Ne7 9. O-O Ng6 10. f4 Qc7 11. e5 c5 12. c4 Bc6 13. cxd5 exd5 14. Nf3 Be7 15. Qe1 c4 16. Bxg6 hxg6 17. Nd4 Rb8 18. Qf2 Bd7 19. Be3 Bf5 20. b3 O-O 21. bxc4 dxc4 22. h3 Bd3 23. Rfd1 Rfd8 24. Rac1 Qb7 25. e6 f6 26. f5 g5 27. h4 gxh4 28. Qxh4 Qe4 29. Qxe4 Bxe4 30. Rxc4 Bxf5 31. Nxf5 Rxd1+ 32. Kh2 Rb7 33. Rc8+ Kh7 34. Re8 Re1 35. Kg3 Ba3 36. Kf2 Rd1 37. Nd4 Bc5 38. Nc6 Bxe3+ 39. Kxe3 Re1+ 40. Kd2 Re4 41. Nd8 Rc7 42. Nf7 Kg6 43. Nd6 Rd4+ 0-1
2023.08.01 Titled Tue 1st Aug Late
868852 Zierk, S (2488) Bortnyk, Olexandr (2608) 1/2-1/2
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 c6 6. Be2 Bf5 7. O-O Nd7 8. Nf3 e6 9. c4 N5f6 10. Nc3 Bd6 11. Re1 O-O 12. Nh4 Bg6 13. Nxg6 hxg6 14. Bg5 Qc7 15. g3 e5 16. d5 Bc5 17. dxc6 bxc6 18. Bf3 Rfe8 19. Qc2 Bd4 20. h4 Rab8 21. Kg2 Nc5 22. Rab1 Ne6 23. b4 a5 24. a3 axb4 25. axb4 Bxc3 26. Qxc3 Nd4 27. Bxf6 gxf6 28. h5 Rbd8 29. hxg6 fxg6 30. Rh1 e4 31. Bd1 Qe5 32. Ra1 Re7 33. Ra5 Qe6 34. Qe3 Nf5 35. Rxf5 Qxf5 36. Qh6 Kf7 37. c5 Rxd1 38. Qh7+ Ke6 39. Qg8+ Ke5 40. Qb8+ Ke6 41. Qg8+ Ke5 42. Qb8+ Kd4 43. Qd6+ Kc4 44. Rxd1 Qf3+ 45. Kg1 Rh7 46. Rc1+ Kb5 47. Qb8+ Ka4 48. Qa8+ Kb3 49. Qg8+ Kb2 50. Qxh7 Kxc1 51. Qxg6 Kd2 52. Qh6+ Ke2 53. Qf4 Qd3 54. Qe3+ Kd1 55. b5 Qxb5 56. Qd4+ Qd3 57. Qxf6 e3 58. Qf3+ Qe2 59. Qxe2+ Kxe2 60. fxe3 Kxe3 61. Kg2 Kd4 62. g4 Kxc5 63. Kf3 Kd5 64. Kf4 Ke6 65. Ke4 Kf6 66. Kd4 Kg5 67. Kc5 Kxg4 68. Kxc6 1/2-1/2
2023.08.01 Titled Tue 1st Aug Late
868985 Ovchinnikov, Vsevolod (2426) Zierk, S (2488) 0-1
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 Nc6 8. Qe2 Be7 9. Rd1 O-O 10. Nc3 Qc7 11. dxc5 Bxc5 12. Bd2 b6 13. Rac1 Bb7 14. Be1 Rfd8 15. Rxd8+ Rxd8 16. Rd1 Rc8 17. Bxa6 Ra8 18. Bxb7 Qxb7 19. b3 h6 20. Nb5 Nd5 21. g3 Ncb4 22. Ne5 Rc8 23. Nc4 Qe7 24. e4 Nf6 25. Kg2 Nc6 26. f3 h5 27. h4 Nd7 28. Bc3 Nf8 29. Qd2 Rd8 30. Qc1 Rxd1 31. Qxd1 g5 32. hxg5 Qxg5 33. f4 Qg6 34. Qf3 Nd7 35. f5 Qg5 36. Bd2 Qg7 37. fxe6 fxe6 38. Qxh5 Nf6 39. Qf3 Ng4 40. Qf4 Nf2 41. Nc3 Nd3 42. Qg5 Nd4 43. Qxg7+ Kxg7 44. a5 b5 45. Ne5 Nxe5 46. Be3 b4 47. Bxd4 Bxd4 48. Nb5 Bc5 49. a6 Nc6 50. Kf3 Kf6 51. Ke2 Ke5 52. Kd3 Bf2 53. Kc4 Kxe4 54. a7 Nxa7 55. Nc7 e5 56. Kxb4 Kd3 57. Ne6 e4 58. Nf4+ Kd2 59. Nd5 Nc6+ 60. Kc4 Ne5+ 61. Kb5 Kd3 62. Ka6 Kd4 63. Nf4 e3 64. Kb7 Nd3 65. Ne2+ Ke4 66. Nc3+ Kf3 67. Kc6 Be1 0-1
2023.08.01 Titled Tue 1st Aug Late
869075 Zierk, S (2488) He, Anthony (2501) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. d4 d5 8. e5 Ne4 9. Be3 Qb6 10. a4 cxd4 11. cxd4 a6 12. Bxc6 bxc6 13. Nbd2 Bg4 14. Qc2 Rab8 15. Nxe4 dxe4 16. Qxe4 Bf5 17. Qh4 h5 18. Qxe7 Qxb2 19. Ng5 Qb4 20. Qa7 Ra8 21. Qc7 Rac8 22. Qd6 Qxd6 23. exd6 Rfd8 24. Bf4 Bxd4 25. Rad1 c5 26. Nf3 Bc3 27. Re3 Bb4 28. Bg5 c4 29. Bxd8 Rxd8 30. Ne5 c3 31. Nc6 c2 32. Rf1 Rxd6 33. Nxb4 a5 34. Na2 Rd1 35. Nc1 Rd4 36. Ra3 Bd7 37. f3 Bxa4 38. Kf2 Bb5 39. Re1 Rd2+ 40. Ke3 Rd1 41. Kf2 Rd2+ 42. Kg3 Rd1 43. Rae3 Bc4 44. Re4 Bd5 45. R4e2 a4 46. Kf2 Bb3 47. Re3 Kg7 48. Ke2 Bc4+ 49. Kf2 Bb3 50. Rc3 Rd2+ 51. Re2 Rd1 52. Rexc2 Bxc2 53. Rxc2 a3 54. g3 h4 55. gxh4 Kh6 56. Ne2 Kh5 57. Kg3 Ra1 58. Rc8 Kh6 59. Ra8 f5 60. Nf4 a2 61. Kg2 g5 62. Ra6+ 1-0
2023.08.01 Titled Tue 1st Aug Late
869144 Zierk, S (2488) Livaic, Leon (2558) 1-0
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nf6 6. exd5 Nxd5 7. N2f3 Bb4+ 8. Bd2 O-O 9. c4 Bxd2+ 10. Qxd2 Nf6 11. O-O-O Qb6 12. Bd3 Nc6 13. Nxc6 bxc6 14. Ne5 Rb8 15. Kb1 c5 16. g4 Bb7 17. g5 Ne4 18. Qc2 Nxg5 19. Rhg1 Nf3 20. Nxf3 Bxf3 21. Bxh7+ Kh8 22. Rd3 Bh5 23. Rh3 g6 24. Qc3+ e5 25. Bxg6 fxg6 26. Qxe5+ Rf6 27. Rxg6 Qxb2+ 28. Qxb2 Rxb2+ 29. Kxb2 Rxg6 30. Rxh5+ Rh6 31. Rxh6+ 1-0
2023.08.01 Titled Tue 1st Aug Late
869255 Carlsen, M (2835) Zierk, S (2488) 1-0
1. g3 d5 2. Nf3 Nf6 3. Bg2 c6 4. O-O Bg4 5. h3 Bxf3 6. Bxf3 e5 7. d3 Nbd7 8. e4 dxe4 9. dxe4 Be7 10. Nd2 O-O 11. a4 a5 12. Qe2 Qc7 13. Nc4 Nc5 14. h4 Rfd8 15. Kg2 Ne6 16. c3 b5 17. Ne3 b4 18. Nf5 Bf8 19. Qc4 Qb6 20. Bg5 Qc5 21. Qxc5 Bxc5 22. Bxf6 gxf6 23. Rfd1 Kf8 24. Be2 Bb6 25. cxb4 axb4 26. Rxd8+ Bxd8 27. Bd1 Bb6 28. Rc1 Nd4 29. Nxd4 Bxd4 30. Rxc6 Bxb2 31. Rxf6 Ke7 32. Rb6 Rd8 33. Bb3 Rd2 34. Rb7+ Kd6 35. Rxf7 Bd4 36. Rf3 Kc5 37. g4 Re2 38. Bd5 b3 39. Rxb3 Rxf2+ 40. Kg3 Rf1 41. g5 Rf4 42. Rf3 Rxf3+ 43. Kxf3 Kd6 44. h5 Ke7 45. h6 Kf8 46. a5 Bc3 47. a6 Bd4 48. Kg4 Ba7 49. Kf5 Bd4 50. g6 1-0
2023.03.28 Titled Tue 28th Mar Late
1000296 Zierk, S (2488) Baches Garcia, G (2335) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 h6 8. Nxc6 bxc6 9. Bf4 e5 10. Bg3 Be6 11. Be2 Be7 12. O-O O-O 13. f4 exf4 14. Bxf4 Qb6+ 15. Kh1 Qxb2 16. Bxd6 Bxd6 17. Rab1 Qa3 18. Rf3 Qc5 19. Bd3 Rad8 20. Ne2 Qg5 21. Qe1 Ng4 22. h3 Ne5 23. Rg3 Nxd3 24. Rxd3 Bc4 25. Rf3 Bxe2 26. Qxe2 Qe5 27. g3 f5 28. Qc4+ Kh8 29. exf5 Rxf5 30. Rd3 Rdf8 31. Rdb3 Rf2 32. Qd3 Qe2 33. Qxe2 Rxe2 34. Rd3 Be5 35. Kg1 Rff2 36. Re3 Rg2+ 37. Kf1 Ref2+ 38. Ke1 Rxc2 39. Kf1 Bd4 40. Rbb3 Bxe3 41. Rxe3 Rh2 42. Kg1 Rcg2+ 43. Kf1 Rxa2 44. Kg1 Kh7 45. h4 Rhg2+ 0-1
2023.03.28 Titled Tue 28th Mar Late
1000412 Stanojevic, Ilija (2096) Zierk, S (2488) 0-1
1. d4 e6 2. c4 f5 3. Nc3 Bb4 4. Qc2 b6 5. Nf3 Bb7 6. a3 Bxc3+ 7. Qxc3 Nf6 8. b4 d6 9. Bb2 Nbd7 10. e3 O-O 11. Be2 Qe7 12. O-O Ne4 13. Qc2 Rf6 14. Rfd1 Rh6 15. d5 e5 16. Bd3 Ndf6 17. Nd2 Nxf2 18. Kxf2 Ng4+ 19. Kg1 Nxe3 20. Qc3 Qg5 21. Bf1 Nxd1 22. Rxd1 Qh5 23. Nf3 Rg6 24. g3 e4 25. Nh4 Qxh4 0-1
2023.03.28 Titled Tue 28th Mar Late
1000689 Zierk, S (2488) Koutlas, Nikolaos (2305) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. d4 d5 8. e5 Ne4 9. Be3 Bd7 10. a4 Rc8 11. Nbd2 cxd4 12. cxd4 Nb4 13. Qb3 Nc2 14. Qxd5 Nxd2 15. Qxd7 Nxf3+ 16. gxf3 Nxe1 17. Rxe1 Qa5 18. Re2 Rc7 19. b4 Rxd7 20. bxa5 Rc7 21. f4 e6 22. d5 exd5 23. Bxa7 Bh6 24. Be3 d4 25. Bxd4 Bxf4 26. Kg2 Rc1 27. a6 bxa6 28. Bxa6 Rd8 29. Re4 Bg5 30. h4 Be7 31. Be3 Rc3 32. Bc4 Rc8 33. Bd5 Bc5 34. Bg5 Rc2 35. Rf4 Rc7 36. e6 fxe6 37. Bxe6+ Kg7 38. h5 h6 39. Bf6+ Kh7 40. hxg6+ Kxg6 41. Be5 Bxf2 42. Bf5+ Kg5 43. Bxc2 Rxc2 44. Rxf2 Rc5 45. Bd4 Ra5 46. Ra2 Kf5 47. Bb6 Ra6 48. a5 Ke4 49. Rd2 Ra8 50. Rd8 Rxd8 51. Bxd8 Kd5 52. a6 Kc6 53. Kh3 Kd7 54. a7 1-0
2023.03.28 Titled Tue 28th Mar Late
1000834 Zierk, S (2488) Mihajlov, Seb (2373) 0-1
1. e4 e6 2. d4 d5 3. Nd2 a6 4. Ngf3 c5 5. exd5 exd5 6. Be2 Nf6 7. O-O Be7 8. dxc5 Bxc5 9. Nb3 Bb6 10. Bg5 O-O 11. c3 Re8 12. Re1 Bxf2+ 13. Kxf2 Ne4+ 14. Kg1 Nxg5 15. Nxg5 Qxg5 16. Bxa6 Rd8 17. Qe2 h6 18. Bd3 Nd7 19. Nd4 Nf6 20. Qe5 Qh4 21. g3 Qh3 22. Re2 Bd7 23. Rf1 Re8 24. Qf4 Rxa2 25. Rxe8+ Bxe8 26. Bf5 Qh5 27. Nf3 Bd7 28. Qb8+ Be8 29. Qf4 Bd7 30. g4 Qh3 31. Qb8+ Be8 32. g5 Qxf5 33. gxf6 Qg4+ 34. Kh1 Rxb2 35. Qxe8+ Kh7 0-1
2023.03.28 Titled Tue 28th Mar Late
1000975 Yurasova, Daria (2085) Zierk, S (2488) 0-1
1. d4 e6 2. Nf3 f5 3. Bf4 Nf6 4. e3 b6 5. h3 Bb7 6. c4 Bb4+ 7. Nc3 Ne4 8. Qc2 Bxc3+ 9. bxc3 d6 10. Bd3 Nd7 11. Bh2 Qf6 12. O-O O-O 13. Nd2 Ng5 14. e4 Qg6 15. f3 Nxh3+ 16. Kh1 Ng5 17. Rae1 f4 18. e5 Qh5 19. Ne4 Nxe4 20. Bxe4 Bxe4 21. Qxe4 dxe5 22. Qc6 Qf7 23. dxe5 Nc5 24. Rd1 Rad8 25. Rd4 Nd3 26. Qe4 Qf5 27. Kg1 Nxe5 28. Qxf5 exf5 29. Rxd8 Rxd8 30. Bxf4 Nxc4 31. Bxc7 Rd3 32. Rc1 Kf7 33. Bf4 h6 34. a4 g5 35. Bb8 a5 36. Bc7 Rd7 37. Bg3 Rd2 38. Bf2 Rb2 39. Bd4 b5 40. axb5 Rxb5 41. Ra1 Ke6 42. Kf2 f4 43. Ke2 Rb2+ 44. Kd3 Kd5 45. Rd1 Rxg2 46. Bg7 Nb2# 0-1
2023.03.28 Titled Tue 28th Mar Late
1001153 Rastbod, Ali (2325) Zierk, S (2488) 0-1
1. d4 e6 2. e4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Nc6 7. Be3 cxd4 8. Nxd4 Ne5 9. Nc3 Bb4 10. Nb5 Bd7 11. Qd4 Nxf3+ 12. gxf3 Bxc3+ 13. Nxc3 Bc6 14. Qe5 Qe7 15. O-O-O Bxf3 16. Bc5 Nd7 17. Qxg7 Qf6 18. Qxf6 Nxf6 19. Nb5 Nd5 20. c4 Bxh1 21. Rxh1 O-O-O 22. Nd6+ Rxd6 23. Bxd6 Rd8 24. cxd5 Rxd6 25. dxe6 Rxe6 26. Kd2 Rb6 27. b3 Ra6 28. a4 Rb6 29. Kc3 Rf6 30. h4 Rxf2 31. Rg1 Rf3+ 32. Kc2 Kd7 33. Rg7 h6 34. Rh7 Rf6 35. Kc3 a5 36. Kc4 Kc6 37. Kc3 Kc5 38. Rh8 b6 39. Rc8+ Kd5 40. Rh8 Ke4 41. Kc4 Kf3 42. Kb5 Kg4 43. Rb8 Kxh4 44. Rxb6 Rxb6+ 45. Kxb6 f5 46. Kc5 f4 47. Kd4 f3 48. Ke3 Kg3 0-1
2023.03.28 Titled Tue 28th Mar Late
1001244 Zierk, S (2488) Djokic, Mihailo (2227) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O Bd7 10. Kb1 Rc8 11. h4 Ne5 12. h5 Nxh5 13. g4 Ng3 14. Rh3 Nxf1 15. Rxf1 Nc4 16. Qf2 Qb6 17. Bc1 Bxd4 18. Qh4 h5 19. gxh5 Bxh3 20. hxg6 fxg6 21. Nd5 Na3+ 22. Ka1 Nxc2+ 23. Kb1 Na3+ 24. Ka1 Bxf1 25. Qh6 Rxc1+ 26. Qxc1 Qxb2+ 0-1
2023.03.28 Titled Tue 28th Mar Late
1001399 Karas, Marek (2236) Zierk, S (2488) 0-1
1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 Bd6 6. O-O c6 7. b3 Qe7 8. Bb2 O-O 9. Nbd2 b6 10. Ne5 Bb7 11. e3 Nbd7 12. f4 Ne4 13. Nxe4 dxe4 14. Nxd7 Qxd7 15. c5 Be7 16. cxb6 axb6 17. Qc2 c5 18. Rfd1 Bd5 19. dxc5 Bxc5 20. Bd4 Rfc8 21. Qb2 Bxd4 22. Rxd4 Qc6 23. Bf1 Qc3 24. Qxc3 Rxc3 25. Bc4 Bxc4 26. Rxc4 Rxe3 27. Rb4 Re2 28. Rxb6 Kf7 29. a4 Rc8 30. a5 Rcc2 31. a6 Rg2+ 32. Kf1 Rcf2+ 33. Ke1 e3 0-1
2023.03.28 Titled Tue 28th Mar Late
1001609 Zierk, S (2488) Cuenca Jimenez, J (2553) 0-1
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 c6 8. a4 b6 9. d5 cxd5 10. Nxd5 Bb7 11. Bg5 Rc8 12. Bxf6 Nxf6 13. Nxf6+ Bxf6 14. Qd3 Qc7 15. Nd2 Bg5 16. Bb3 g6 17. Nf1 Kg7 18. Rad1 Rcd8 19. Ne3 Bxe3 20. Qxe3 f5 21. exf5 Rxf5 22. Rd2 Rdf8 23. Red1 R5f6 24. c3 g5 25. Qxg5+ Rg6 26. Rxd6 Qxd6 27. Rxd6 Rxg5 28. Rd7+ Kf6 29. Rxb7 Rg7 30. Rxg7 Kxg7 31. Kf1 Kf6 32. Ke2 h6 33. h4 Rd8 34. Ke3 Rd6 35. Bc2 Rd8 36. Bd3 Rd7 37. b4 Rc7 38. Kd2 a5 39. g3 Ke6 40. Be2 Kd5 41. bxa5 bxa5 42. g4 Rf7 43. Ke3 Rf4 44. g5 Re4+ 45. Kd3 Rxh4 46. gxh6 Ke6 47. Bf3 Rxh6 48. Kc4 Rh4+ 49. Kb5 Rf4 50. Bb7 Rxf2 51. Kxa5 Kd6 52. Ba6 Rb2 53. Bb5 Kc5 54. Ka6 e4 55. Kb7 e3 56. Kc7 Rxb5 0-1
2023.03.21 Titled Tue 21st Mar Late
1005723 Zierk, S (2488) Leenhouts, K (2440) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. f3 Nf6 8. Qd2 Be7 9. g4 b5 10. O-O-O Nxd4 11. Bxd4 Bb7 12. g5 Nh5 13. Ne2 O-O 14. Kb1 e5 15. Bc3 a5 16. Qxd7 Bd8 17. Qxc7 Bxc7 18. Rd7 Rfc8 19. Bxe5 Bxe5 20. Rxb7 b4 21. Nc1 Nf4 22. Nd3 Nxd3 23. Bxd3 Rc5 24. b3 g6 25. h4 a4 26. Bc4 Rc7 27. Rxb4 axb3 28. cxb3 Rd8 29. Bd5 Rc3 30. f4 Bxf4 31. Rf1 Bd6 32. Rb7 Rdc8 33. Rbxf7 Kh8 34. e5 Ba3 35. Bc4 Rd8 36. e6 Rd2 37. e7 Rb2+ 38. Ka1 Re3 39. Rf8+ Kg7 40. Rg8# 1-0
2023.03.21 Titled Tue 21st Mar Late
1005886 Barbosa, Ev (2491) Zierk, S (2488) 0-1
1. e4 e6 2. d3 d5 3. Qe2 dxe4 4. dxe4 e5 5. Nf3 Nc6 6. c3 Nf6 7. Qc2 Bc5 8. Bb5 Bd7 9. O-O Qe7 10. Bg5 h6 11. Bh4 a6 12. Ba4 O-O 13. Nbd2 Rad8 14. Rfe1 Nb8 15. Bb3 Bg4 16. h3 Bh5 17. g4 Bg6 18. Nf1 Nbd7 19. Ng3 Rfe8 20. Nf5 Bxf5 21. gxf5 Ba7 22. Kh2 Nc5 23. Rg1 Rd3 24. Qe2 Nxb3 25. axb3 Red8 26. Rg2 Kh7 27. Rag1 Qf8 28. Nxe5 Rd2 29. Rxg7+ Qxg7 30. Rxg7+ Kxg7 31. Qf3 R8d6 32. Nc4 Nd7 33. Nxd2 Rxd2 34. f6+ Kf8 35. Qf4 Rxb2 36. Qxc7 Bb8 0-1
2023.03.21 Titled Tue 21st Mar Late
1006117 Zierk, S (2488) Preotu, Razvan (2483) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. Bg5 Be6 9. Bxf6 Qxf6 10. Nd5 Qd8 11. Nec3 g6 12. Qd3 Bh6 13. Be2 O-O 14. O-O Nc6 15. Kh2 Nd4 16. f4 Rc8 17. f5 Bxd5 18. Nxd5 Rxc2 19. Bd1 Rd2 20. Qg3 Kh7 21. Bb3 gxf5 22. Qe1 Rg8 23. Rf2 Rd3 24. exf5 Qh4 25. Qf1 Rdg3 26. Rd1 Be3 27. Nxe3 Rxe3 28. Bxf7 Rgg3 29. f6 Qg5 30. Bd5 e4 31. f7 Qe5 32. Kh1 Qxd5 33. f8=Q Qg5 34. Rf7+ 1-0
2023.03.21 Titled Tue 21st Mar Late
1006322 Holt, C (2540) Zierk, S (2488) 1-0
1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nh3 Bd6 6. O-O c6 7. Bf4 O-O 8. Qb3 b6 9. Nd2 Bb7 10. Ng5 Qe7 11. Bxd6 Qxd6 12. c5 Qe7 13. cxb6 axb6 14. Qxb6 Ba6 15. Qb3 Ne4 16. Ndxe4 fxe4 17. Qe3 Nd7 18. f3 h6 19. Nh3 exf3 20. Rxf3 Rxf3 21. Bxf3 e5 22. Bg4 Nf6 23. Bf5 Re8 24. dxe5 Qxe5 25. Qxe5 Rxe5 26. Bd3 Bc8 27. Nf2 c5 28. b3 Be6 29. Rc1 Nd7 30. a4 Kf8 31. Kf1 c4 32. Bc2 Ke7 33. bxc4 dxc4 34. Ne4 Ra5 35. Nc3 Nb6 36. e4 Kd6 37. Rb1 Kc5 38. Ke2 Bd7 39. Ke3 Nxa4 40. Bxa4 Bxa4 41. Ra1 Kb4 42. Kd4 Bb3 43. Nd5+ Kb5 44. Rxa5+ Kxa5 45. Kc5 Ka6 46. e5 Kb7 47. e6 Kc8 48. Kd6 c3 49. Nxc3 Kd8 50. Nd5 Ba4 51. Nc7 1-0
2023.03.21 Titled Tue 21st Mar Late
1006421 Zierk, S (2488) Do Valle Cardoso, Lucas (2250) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 b5 8. g5 Nfd7 9. h4 Bb7 10. Bg2 Be7 11. Be3 Qc7 12. a3 Nc6 13. Nxc6 Bxc6 14. Qd4 O-O 15. h5 e5 16. Qd3 Nc5 17. Bxc5 dxc5 18. g6 Rad8 19. Qg3 fxg6 20. hxg6 h6 21. Bh3 Rf6 22. Rd1 Rd4 23. Nd5 Rxe4+ 24. Kf1 Bxd5 25. Rxd5 Ref4 26. Rh2 Qc6 27. Rxe5 Rxg6 28. Qxf4 Bd6 29. Bg2 Bxe5 30. Qxe5 Qc8 31. Bd5+ Kh8 32. Rg2 Qh3 33. Qe8+ 1-0
2023.03.21 Titled Tue 21st Mar Late
1006573 Zamorano, Jor (2339) Zierk, S (2488) 0-1
1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Be7 6. Bg2 O-O 7. O-O Nc6 8. Re1 b6 9. e5 Nd7 10. Nf1 f6 11. exf6 Bxf6 12. c3 Re8 13. d4 Bb7 14. Bf4 Nf8 15. Ne5 Nxe5 16. Bxe5 Bxe5 17. Rxe5 Qd7 18. h4 Qd6 19. f4 Ng6 20. Re3 Ne7 21. Bh3 Nf5 22. Bxf5 exf5 23. Re5 Rxe5 24. fxe5 Qg6 25. Qf3 f4 26. Qxf4 Rf8 27. Qe3 Bc8 28. Re1 Bf5 29. Nd2 cxd4 30. cxd4 Be6 31. Rf1 Rc8 32. Rf2 Rc1+ 33. Kh2 Qg4 34. Qf4 Qh3# 0-1
2023.03.21 Titled Tue 21st Mar Late
1006797 Zierk, S (2488) Alekseenko, K (2686) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Nd7 7. O-O Be7 8. Bxc6 bxc6 9. Nxd4 Nb8 10. Qf3 O-O 11. Nc3 a5 12. Re1 Ra6 13. Nf5 Bxf5 14. Qxf5 Qd7 15. e6 fxe6 16. Qxe6+ Qxe6 17. Rxe6 Bd6 18. Na4 Nd7 19. Bd2 Raa8 20. Rae1 h6 21. b3 Kf7 22. Kf1 Kg8 23. h4 Nf6 24. f3 Nh5 25. Be3 Nf4 26. Bxf4 Rxf4 27. Re8+ Rxe8 28. Rxe8+ Kf7 29. Ra8 Rxh4 30. Rxa5 Rh1+ 31. Ke2 Rc1 32. Kd3 h5 33. c4 Rg1 34. cxd5 Rxg2 35. dxc6 h4 36. Rh5 g5 37. Nc3 Be5 38. Rh7+ Bg7 39. Nd5 Kg6 40. Rxg7+ Kxg7 41. Nxc7 Rxa2 42. Ne8+ Kg6 43. c7 Ra8 44. Nd6 h3 45. Ne4 h2 46. Ng3 Rc8 47. b4 Rxc7 48. Kd4 Rc1 49. b5 Rg1 50. b6 Rxg3 51. b7 h1=Q 52. b8=Q Qd1+ 53. Kc4 Qc2+ 54. Kd4 Qd2+ 55. Kc5 Qe3+ 56. Kb4 Qf4+ 0-1
2023.03.21 Titled Tue 21st Mar Late
1006880 Tregubov, P (2556) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. Be2 Bb5 7. Bxb5+ Qxb5 8. Na3 Qa6 9. c4 dxc4 10. O-O Nc6 11. d5 exd5 12. Qxd5 Rd8 13. Qe4 Nd4 14. Be3 Qc6 15. Qxc6+ Nxc6 16. Nxc4 b5 17. Nd6+ Bxd6 18. exd6 Rxd6 19. Bxc5 Rd5 20. Rac1 Nf6 21. Be3 Kd7 22. h3 a5 23. a3 Rc8 24. Ng5 Ne5 25. Rxc8 Kxc8 26. Rc1+ Kd7 27. Bb6 Nc4 28. Rxc4 bxc4 29. Nxf7 Ke7 0-1
2023.03.21 Titled Tue 21st Mar Late
1007069 Zierk, S (2488) Andreikin, D (2729) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nf6 7. f3 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. Be2 Bb4 11. Rb3 Qa5 12. O-O O-O 13. Rfb1 Bc5 14. Kh1 d6 15. Nxc6 bxc6 16. Bxc5 Qxc5 17. Na4 Qe5 18. Nb6 Rb8 19. Nc4 Rxb3 20. axb3 Qc5 21. Qxd6 Qf2 22. Bd3 h5 23. Qg3 Qc5 24. e5 Nd5 25. Qg5 g6 26. Nd6 Qe3 27. h4 a5 28. Qxe3 Nxe3 29. Ra1 Bd7 30. Rxa5 Rb8 31. Kg1 Kf8 32. Ra7 Be8 33. Kf2 Nd5 34. g4 c5 35. Ra5 Nb4 36. Be4 Bc6 37. Rxc5 Bxe4 38. Nxe4 hxg4 39. fxg4 Ra8 40. Nf6 Kg7 41. Rc4 Rb8 42. g5 Na2 43. Ke3 Rb5 44. Rc8 Rxe5+ 45. Kd4 1-0
2023.03.21 Titled Tue 21st Mar Late
1007219 Sarana, A (2668) Zierk, S (2488) 1-0
1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 Bd6 6. b3 c6 7. O-O Qe7 8. a4 a5 9. Ba3 Bxa3 10. Nxa3 O-O 11. Nc2 b6 12. Ne3 Na6 13. Ne5 Nb4 14. Qc1 Bb7 15. f4 Rac8 16. Qb2 c5 17. cxd5 Nfxd5 18. N3c4 cxd4 19. Qxd4 Nc2 20. Qf2 Nxa1 21. Rxa1 Rfd8 22. Nxb6 Nxb6 23. Qxb6 Bxg2 24. Kxg2 Rd2 25. Re1 Rd5 26. Nc4 h5 27. e4 fxe4 28. Rxe4 Re8 29. Qc6 h4 30. Kh3 hxg3 31. hxg3 Qf7 32. Kg2 Rd3 33. Nd6 Rd2+ 34. Kf1 Rxd6 35. Qxd6 Qf5 36. Qd3 Qh3+ 37. Kg1 Kf7 38. Re2 Rh8 39. Qf3 Qf5 40. Qb7+ Kf6 41. Qe4 Qh3 42. Kf2 Qg4 43. Qf3 Qf5 44. Qc3+ Kf7 45. Qc7+ Kg6 46. Qe5 Rh2+ 47. Kf3 Qd3+ 48. Qe3 Qd1 49. Qxe6+ Kh7 50. Qf5+ Kh8 51. Qc8+ Kh7 52. Qc4 Kh8 53. f5 Qf1+ 54. Ke3 Rxe2+ 55. Qxe2 Qxf5 56. Qd3 Qe6+ 57. Kf3 Qf6+ 58. Kg4 Qe6+ 59. Kf4 Qf6+ 60. Ke3 Qe6+ 61. Kd2 Qh6+ 62. Kc2 Qc6+ 63. Kb2 Qc5 64. Qd8+ Kh7 65. Qh4+ Kg6 66. Qf4 Kh5 67. Qh4+ Kg6 68. Qg4+ Kh6 69. Qf4+ g5 70. Qf3 Qd4+ 71. Kc2 Qc5+ 72. Kd2 Qd4+ 73. Kc2 Qc5+ 74. Kd1 Qd4+ 75. Ke2 Qb2+ 76. Kf1 Qb1+ 77. Kg2 Qc2+ 78. Kh3 Qc8+ 79. g4 Qc1 80. Kg2 Qb2+ 81. Kg3 Qe5+ 82. Kh3 1-0
2023.03.21 Titled Tue 21st Mar Late
1007325 Zierk, S (2488) Bilych, Olexiy (2419) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 b5 9. g4 Bb4 10. O-O-O Ne5 11. a3 Bxc3 12. Qxc3 Qxc3 13. bxc3 h6 14. Be2 Bb7 15. Bf4 d6 16. Nb3 Ke7 17. Na5 Rab8 18. c4 Rhc8 19. Rxd6 Kxd6 20. Rd1+ Bd5 21. cxd5 exd5 22. exd5 Nxd5 23. c4 Rc5 24. Rxd5+ Rxd5 25. cxd5 Rc8+ 26. Kd2 Kxd5 27. Be3 g5 28. f4 Ke4 29. Nb7 Nf3+ 30. Bxf3+ Kxf3 31. fxg5 Re8 32. Bc5 hxg5 33. Nd6 Re2+ 34. Kc3 Rxh2 35. Nxf7 Kxg4 36. Kb4 Rh7 37. Nd6 Rc7 38. Ne4 Kf5 39. Nc3 g4 40. Nd5 Rd7 41. Nb6 Rd3 42. Ka5 Rc3 43. Kb4 Rc1 44. Be3 Re1 45. Bc5 g3 46. Ka5 Rc1 47. Bd4 Rd1 48. Bc5 Rc1 49. Bd4 Ke4 50. Bb2 Rb1 51. Bc3 g2 52. Kxa6 g1=Q 53. Bb4 Rb3 54. Kxb5 Qf1+ 55. Kc5 Qa6 56. Nc4 Kf4 57. Kd4 Qf6+ 58. Kc5 Rd3 59. Nb6 Qd6+ 60. Kb5 Qe6 61. a4 Rb3 62. a5 Qe4 63. Ka6 Qxb4 64. Nd5+ Ke5 65. Nxb4 Rxb4 66. Ka7 Kd6 67. a6 Kc6 68. Ka8 Kb6 69. a7 Re4 0-1
2023.02.07 Titled Tue 7th Feb Early
1042238 Colas, Joshua (2294) Zierk, S (2488) 0-1
1. Nf3 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. b3 Qe7 7. Bb2 O-O 8. d4 c6 9. Ne5 b6 10. Nc3 Bb7 11. Qc2 Nbd7 12. cxd5 exd5 13. Qxf5 Nxe5 14. dxe5 Qxe5 15. Qxe5 Bxe5 16. e3 Ne4 17. Bxe4 dxe4 18. Rfd1 Ba6 19. Na4 Bc7 20. Bc3 Rf7 21. Nb2 Be2 22. Rd2 Bf3 23. Nc4 Re8 24. Nd6 Bxd6 25. Rxd6 c5 26. Rc1 Rc8 27. Rc2 h5 28. h4 Bg4 29. Rcd2 Kh7 30. Rd8 Rcc7 31. Be5 Rce7 32. Bc3 Bd7 33. Kg2 Bg4 0-1
2023.02.07 Titled Tue 7th Feb Early
1042417 Zierk, S (2488) Martin Fuentes, A (2393) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Bd2 b6 6. h4 Ba6 7. Bxa6 Nxa6 8. h5 h6 9. Qg4 Nf5 10. Nf3 Qe7 11. O-O-O O-O-O 12. Qf4 Bxc3 13. Bxc3 Qe8 14. g4 Ne7 15. Qe3 Kb7 16. Nh4 c5 17. f4 Rc8 18. f5 Qa4 19. Kb1 cxd4 20. Rxd4 Rc4 21. b3 Qb5 22. a4 Rxc3 23. Qxc3 Qd7 24. fxe6 fxe6 25. Rf4 Nc5 26. Rf7 Ne4 27. Qb4 Re8 28. Ng6 Nc5 29. Rxg7 Ka8 30. Rf1 Qd8 31. Rff7 Nxg6 32. Rxa7+ Kb8 33. hxg6 Rf8 34. Raf7 Re8 35. a5 1-0
2023.02.07 Titled Tue 7th Feb Early
1042584 Sokolovsky, Yahli (2460) Zierk, S (2488) 0-1
1. b3 e6 2. Bb2 f5 3. e3 Nf6 4. Nf3 d5 5. d4 Bd6 6. Ne5 Qe7 7. Nd2 O-O 8. Ndf3 Ne4 9. Bd3 Bb4+ 10. Kf1 Nd7 11. Nxd7 Bxd7 12. Qc1 Be8 13. c3 Bd6 14. a4 Bh5 15. Nd2 Qh4 16. Qe1 f4 17. Nxe4 dxe4 18. Bxe4 f3 19. Bxf3 Rxf3 20. gxf3 Bxf3 0-1
2023.02.07 Titled Tue 7th Feb Early
1042856 Zierk, S (2488) Paichadze, L (2515) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. O-O Nd7 7. a4 h6 8. a5 Bh7 9. c4 dxc4 10. Bxc4 Nd5 11. Nc3 Be7 12. Qe2 O-O 13. Ne4 Re8 14. Bd2 Nf8 15. Rfc1 Ng6 16. g3 Nf8 17. Ne1 Rb8 18. Nd3 Nd7 19. b4 a6 20. Ndc5 Nxc5 21. bxc5 Bxe4 22. Qxe4 Bf8 23. h4 h5 24. Rab1 g6 25. Rb3 Nc7 26. Kg2 Nb5 27. Rd3 Re7 28. Bg5 Qxa5 29. Bxe7 Bxe7 30. Bxe6 Kg7 31. Bxf7 Kxf7 32. e6+ Kg7 33. Qe5+ Bf6 34. Qxb8 Nxd4 35. Qxb7+ Kh6 36. Qf7 Qd8 37. e7 Bxe7 38. Qf4+ g5 39. Qxd4 1-0
2023.02.07 Titled Tue 7th Feb Early
1043124 Zierk, S (2488) Perez Ponsa, F (2532) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 h6 8. Bg2 Be7 9. Be3 Nc6 10. Qe2 Nxd4 11. Bxd4 e5 12. Be3 b5 13. O-O-O b4 14. Nd5 Nxd5 15. exd5 O-O 16. Be4 a5 17. Rdg1 Bh4 18. g5 hxg5 19. Qh5 f5 20. Bxg5 Bxg5+ 21. Rxg5 Ra7 22. Bxf5 Bxf5 23. Rxf5 Rxf5 24. Qxf5 Rf7 25. Qe6 Qf6 26. Rd1 Kh7 27. b3 Qf4+ 28. Kb2 Rf6 29. Qe7 Qxf2 30. Qc7 Qe3 31. a4 e4 32. Qc4 Rf5 33. Qd4 Qxd4+ 34. Rxd4 Re5 35. Kc1 Kh6 36. Kd2 Kh5 37. Ke3 Kh4 38. Rxe4+ Rxe4+ 39. Kxe4 Kxh3 40. Kf5 Kh4 41. Ke6 g5 42. Kxd6 g4 43. Kc6 g3 44. d6 g2 45. d7 g1=Q 46. d8=Q+ Kh3 47. Qh8+ Kg2 48. Qg8+ Kf1 49. Qxg1+ Kxg1 50. Kb5 1-0
2023.02.07 Titled Tue 7th Feb Early
1043316 Bachmann, Ax (2604) Zierk, S (2488) 0-1
1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. c3 Nge7 7. d3 O-O 8. O-O e5 9. a3 d6 10. b4 Be6 11. Nbd2 h6 12. b5 Na5 13. c4 f5 14. Bb2 f4 15. Bc3 g5 16. h3 Ng6 17. Nh2 b6 18. Bxa5 bxa5 19. Qh5 Kh7 20. Nb1 Bf7 21. Qe2 Ne7 22. Bf3 Qe8 23. Nc3 h5 24. Kg2 Bg6 25. Rh1 Rf6 26. g4 Bf7 27. gxh5 Rh6 28. Rag1 Bxh5 29. Bxh5 Rxh5 30. Kf1 Rxh3 31. Qg4 Qh5 32. Qxg5 Qxg5 33. Rxg5 Bh6 34. Rgg1 Rxd3 35. Ng4 Ng8 36. Ne2 f3 37. Ke1 Rxa3 38. Ng3 Ra1# 0-1
2023.02.07 Titled Tue 7th Feb Early
1043436 Zierk, S (2488) Kamsky, G (2664) 1/2-1/2
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be2 Bb7 9. Be3 d6 10. f3 Nbd7 11. O-O Be7 12. Rc1 Rc8 13. b4 h5 14. Qd2 h4 15. Bg5 Qd8 16. Be3 Qc7 17. Nb3 Qb8 18. Rfd1 Ne5 19. Na4 Nfd7 20. f4 Ng6 21. Bf3 Bc6 22. Nc3 Ba8 23. Na4 Bc6 24. Nc3 Ba8 25. Na4 Bc6 1/2-1/2
2023.02.07 Titled Tue 7th Feb Early
1043754 Rakhmanov, Ale (2635) Zierk, S (2488) 1-0
1. c4 e6 2. e4 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Bb4 6. Bd3 dxc4 7. Bxc4 O-O 8. Ne2 Nbd7 9. O-O Nb6 10. Bb3 c6 11. Re1 Re8 12. Bg5 Bf5 13. Bxf7+ Kxf7 14. Qb3+ Nbd5 15. Nxd5 Qxd5 16. Qxb4 Ne4 17. Qxb7+ Kg8 18. Bf4 Nf6 19. Be5 Nd7 20. Nc3 Qc4 21. Qb3 Qxb3 22. axb3 a5 23. f3 Bc2 24. Ra3 c5 25. Kf2 cxd4 26. Bxd4 Rxe1 27. Kxe1 Nb8 28. Kd2 Bg6 29. Ne4 Nc6 30. Bc3 Rd8+ 31. Ke3 Rd5 32. Ra1 Rb5 33. Nd6 Rxb3 34. Nc4 Rb8 35. Nxa5 Re8+ 36. Kf2 Ra8 37. Ra3 Ne7 38. Nc4 Rb8 39. Ne3 Rb7 40. Ra8+ Kf7 41. Ra5 Nc6 42. Rc5 Nd8 43. h4 Ne6 44. Ra5 Bd3 45. g4 h6 46. h5 Rd7 47. Nf5 Kg8 48. Ra8+ Kh7 49. Ra5 Ng5 50. Nxg7 Rxg7 51. Bxg7 Kxg7 52. Ke3 Bf1 53. b4 Bg2 54. f4 Nf7 55. Ra7 Kf6 56. b5 Nd6 57. Ra6 Ke7 58. Rxd6 Kxd6 59. g5 hxg5 60. h6 Ke6 61. h7 1-0
2023.02.07 Titled Tue 7th Feb Early
1043871 Zierk, S (2488) Guseinov, G (2661) 0-1
1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be3 Bg7 9. f3 O-O 10. Qd2 Be6 11. Rc1 Qa5 12. b3 Rfc8 13. Be2 a6 14. Nd5 Qxd2+ 15. Kxd2 Nxd5 16. exd5 Bd7 17. b4 a5 18. b5 Bb2 19. Rb1 Ba3 20. b6 Bb4+ 21. Kc2 Bf5+ 22. Kb3 Bxb1 23. Rxb1 Bc5 24. Bxc5 Rxc5 25. Bd3 Kf8 26. h4 Ke8 27. h5 gxh5 28. Rh1 Ra6 29. Rxh5 Rxb6+ 30. Kc3 e6 31. Kd4 exd5 32. cxd5 Rb4+ 33. Ke3 Ra4 34. Rxh7 Rxa2 35. g4 a4 36. g5 Rg2 37. Rh8+ Ke7 38. f4 a3 39. Ra8 a2 40. f5 Rxg5 41. Rxa2 Rg3+ 42. Kd4 Rg4+ 43. Ke3 Rxd5 44. Be2 Re5+ 45. Kf3 Rge4 46. Bf1 d5 47. Bd3 Rd4 48. Bc2 Rc4 49. Rb2 b5 50. Bb3 Rb4 0-1
2023.02.07 Titled Tue 7th Feb Early
1044076 Ahmadzada, Ahmad (2487) Zierk, S (2488) 1/2-1/2
1. Nf3 e6 2. g3 f5 3. Bg2 Nf6 4. O-O d5 5. d3 b6 6. c4 Bd6 7. Nc3 Bb7 8. cxd5 exd5 9. e4 dxe4 10. dxe4 Nxe4 11. Ng5 Nxc3 12. Qb3 Ne2+ 13. Kh1 Bxg2+ 14. Kxg2 Qd7 15. Re1 Nc6 16. Rxe2+ Be5 17. Nf3 O-O-O 18. Nxe5 Qe8 19. Nxc6 Qxc6+ 20. Qf3 Qxf3+ 21. Kxf3 Rd1 22. b3 g5 23. Bb2 Rhd8 24. Rxd1 Rxd1 25. g4 Rd3+ 26. Re3 fxg4+ 27. Ke2 Rd6 28. Re4 h5 29. Re5 Rc6 30. Kd3 Rd6+ 31. Ke3 Rc6 32. Rxg5 Rc2 33. Be5 Rxa2 34. Rxh5 Ra3 35. Rh8+ Kd7 36. Rh7+ Ke6 37. Bxc7 Rxb3+ 38. Kf4 Rf3+ 39. Kxg4 Rxf2 40. Bg3 Ra2 41. Rb7 Kf6 42. h4 Ra1 43. h5 Rg1 44. Rxa7 b5 45. Ra6+ Kg7 46. Rb6 Kh7 47. Rxb5 Kh6 48. Rb6+ Kh7 49. Kf3 Rf1+ 50. Bf2 Rh1 51. Rb5 Rf1 52. Kg2 Rc1 53. Rb7+ Kg8 54. Rb5 Rc2 55. Kf3 Kh7 56. Be3 Rc7 57. Kg4 Rc4+ 58. Bf4 Re4 59. Rb7+ Kg8 60. Kf5 Rc4 61. Kg6 Rxf4 62. Rb8+ Rf8 63. Rb7 Rd8 64. Rg7+ Kh8 65. Rh7+ Kg8 66. Rg7+ Kh8 67. Re7 Rd6+ 68. Kf7 Rd8 69. Re6 Rd7+ 70. Kf8 Kh7 71. Re7+ Rxe7 72. Kxe7 Kh6 73. Ke6 Kxh5 1/2-1/2
2023.02.07 Titled Tue 7th Feb Early
1044105 Zierk, S (2488) Suyarov, Mukhammadzokhid (2272) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. Qd2 Nc6 10. dxc5 b5 11. Bd3 Nxc5 12. O-O Bb7 13. a3 O-O-O 14. Qf2 Kb8 15. b4 Nd7 16. Rfb1 Rc8 17. Ne2 Qd8 18. a4 bxa4 19. Rxa4 Nb6 20. Ra3 Nc4 21. Bxc4 dxc4 22. Nfd4 Nxd4 23. Nxd4 Qb6 24. b5 a5 25. c3 Rhd8 26. Rba1 Kc7 27. Rxa5 Kd7 28. f5 exf5 29. Qxf5+ Ke7 30. Rf1 Bd5 31. Ra6 Qc5 32. e6 f6 33. Qxh7 Rg8 34. Rxf6 1-0
2023.02.07 Titled Tue 7th Feb Late
1044331 Kochiev, Ivan (2046) Zierk, S (2488) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Qc7 9. O-O Ne7 10. Qe2 Ng6 11. g3 Be7 12. c4 dxe4 13. Bxe4 f5 14. Bg2 O-O 15. Nf3 e5 16. h4 e4 17. Ng5 h6 18. h5 Ne5 19. Nh3 Nd3 20. Nf4 Nxc1 21. Raxc1 Bf6 22. Rcd1 Rad8 23. Rd2 Bg5 24. Rfd1 Bc8 25. Rxd8 Rxd8 26. Ng6 c5 27. Rd5 Rxd5 28. cxd5 Bf6 29. Qb5 Bd7 30. Qc4 Qd6 31. b3 Be8 32. Bh3 Bd4 33. Nf4 Bd7 34. Kg2 Kh7 35. Ne6 Bxe6 36. dxe6 Qe5 37. e7 e3 38. Bxf5+ Qxf5 39. e8=Q Qxf2+ 40. Kh3 Qf5+ 41. Kh2 Qf2+ 42. Kh1 Qf3+ 43. Kh2 Qf2+ 44. Kh3 Qf5+ 45. Kh2 Qf2+ 1/2-1/2
2023.02.07 Titled Tue 7th Feb Late
1044595 Zierk, S (2488) Dauner, Benedikt (2371) 1/2-1/2
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 Nc6 6. Nb5 Qd8 7. c4 Bg4 8. Bf4 e5 9. dxe5 Bb4+ 10. Nc3 Qxd1+ 11. Rxd1 Ne4 12. Rd3 Bf5 13. Re3 Bc5 14. Rxe4 Bxe4 15. Nxe4 Bb4+ 16. Bd2 O-O-O 17. Be2 Bxd2+ 18. Nexd2 Rhe8 19. O-O Nxe5 20. Rd1 Nxf3+ 21. Bxf3 Rxd2 22. Kf1 Rxd1+ 23. Bxd1 Rd8 24. Ke2 Kd7 25. Bc2 h6 26. Be4 b6 27. b4 Kd6 28. f4 Re8 29. Kd3 a5 30. a3 axb4 31. axb4 c6 32. h4 Re7 33. Kd4 c5+ 34. bxc5+ bxc5+ 35. Kd3 Ra7 36. Bd5 f5 37. Ke3 Ra3+ 38. Kf2 Ke7 39. g3 Kf6 40. h5 Ra1 41. Ke3 Ra2 42. Bf3 Rc2 43. Be2 Rc3+ 44. Kf2 Ra3 45. Bf1 Ra7 46. Bg2 Rd7 47. Ke3 Rd4 48. Bd5 g6 49. hxg6 Kxg6 50. Bg8 Rd1 51. Kf3 Rf1+ 52. Kg2 Ra1 53. Kf3 Ra8 54. Bd5 Rf8 55. Kg2 Kf6 56. Kf3 Ke7 57. Ke3 Kd6 58. Kf3 Kc7 59. Kg2 Kb6 60. Kh3 Ka5 61. Kh4 Kb4 62. g4 fxg4 63. Kxg4 Rf6 64. f5 Kc3 65. Kf4 Kd4 66. Be6 Kd3 67. Ke5 Rf8 68. f6 h5 69. f7 h4 70. Kf6 h3 71. Ke7 Rxf7+ 72. Bxf7 h2 73. Bd5 h1=Q 74. Bxh1 Kxc4 75. Kd6 Kd4 76. Bd5 c4 77. Bxc4 1/2-1/2
2023.02.07 Titled Tue 7th Feb Late
1044683 Mendez Fortes, E (2250) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. O-O Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Bc5 12. c3 b5 13. Bb3 Bxd4 14. cxd4 Bb7 15. Bg5 Nd5 16. Qf3 O-O 17. Qg3 Rfe8 18. h4 f6 19. Bxd5 Qxd5 20. Bxf6 Qxg2+ 21. Qxg2 Bxg2 22. Bxg7 Bd5 23. Be5 Kf7 24. Kh2 Rg8 25. Bg3 Rac8 26. a4 b4 27. Rac1 b3 28. a5 Rc2 29. h5 Rg5 30. Kh3 Bf3 31. Bf4 Rxh5+ 32. Kg3 Bc6 33. Rxc2 bxc2 34. Rc1 Be4 35. Be5 Bf5 36. f3 Rg5+ 37. Kf2 Rg8 38. Bd6 h5 39. b4 h4 40. Be5 h3 41. Ke3 Ke7 42. Ra1 Kd7 43. b5 axb5 44. a6 Kc6 45. a7 Kb7 46. Bb8 Ka8 47. Kd2 Rg2+ 48. Kc3 h2 49. Rh1 Rg1 50. Rxh2 c1=Q+ 51. Kb4 Qc4+ 52. Ka5 Ra1+ 53. Kb6 Qxd4+ 54. Kc6 Ra6+ 55. Kc7 Qd6+ 56. Kc8 e5# 0-1
2023.02.07 Titled Tue 7th Feb Late
1044915 Zierk, S (2488) Ladan, Nicholas (2273) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. O-O O-O 9. Nxc6 bxc6 10. Bd3 Qh4 11. Be3 Bxe3 12. fxe3 Qg5 13. Rf4 Qxe5 14. Bxe4 dxe4 15. Nc3 f5 16. Qe2 Be6 17. Rd1 Rad8 18. Rff1 Qc5 19. Qf2 Bc4 20. Rfe1 Rxd1 21. Rxd1 Qb4 22. Rd4 c5 23. Nd5 Qb5 24. Nxc7 Qa5 25. Rxc4 Qxc7 26. h3 Qe5 27. Qf4 Qxf4 28. exf4 Rc8 29. g4 g6 30. b4 Kf7 31. bxc5 Ke6 32. Kf1 Kd5 33. Ra4 Rxc5 34. Rxa7 Rxc2 35. Rxh7 e3 36. Re7 Kd4 37. a4 Kd3 38. Rd7+ Ke4 39. gxf5 gxf5 40. a5 Kxf4 41. Rf7 Ke4 42. a6 Ra2 43. a7 f4 44. Kg1 Kf3 45. h4 e2 46. Re7 Rxa7 0-1
2023.02.07 Titled Tue 7th Feb Late
1044983 Koutlas, Nikolaos (2305) Zierk, S (2488) 0-1
1. c4 e6 2. Nc3 f5 3. g3 Bb4 4. Qb3 c5 5. Nb5 d6 6. Qd3 Ke7 7. Bg2 Nc6 8. Nf3 e5 9. Nh4 e4 10. Qd5 g6 11. Bxe4 Nf6 12. Qd3 fxe4 13. Qe3 a6 14. Nc3 Nd4 15. Nd5+ Kf7 16. O-O Nc2 17. Qf4 Nxa1 18. a3 h6 19. Nxg6 Kxg6 20. axb4 Nxd5 21. cxd5 Qf6 22. Qxe4+ Bf5 23. Qc4 b5 24. Qa2 Nc2 25. bxc5 dxc5 26. d3 Bh3 27. Rd1 Rhf8 28. f3 Qd4+ 29. e3 Nxe3 0-1
2023.02.07 Titled Tue 7th Feb Late
1045189 Zierk, S (2488) Golubev, M (2461) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. O-O-O d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Bc5 Qg5+ 15. Kb1 Nxc3+ 16. Qxc3 e4 17. Bd4 Bxd4 18. Qxd4 Bxc4 19. Qxc4 exf3 20. gxf3 Qf6 21. h4 h5 22. Rdg1 Rfb8 23. b3 a5 24. Rg5 Rb4 25. Qc5 Rb5 26. Qe3 Rxg5 27. hxg5 Qe6 28. Qc3 a4 29. Re1 Qd5 30. b4 a3 31. f4 Rb8 32. Qxa3 c5 33. b5 Qd2 34. Re3 Rxb5+ 35. Rb3 Rxb3+ 36. axb3 Qd1+ 37. Kb2 Qd4+ 38. Kb1 h4 39. Qa8+ Kg7 40. Qf3 Qg1+ 41. Kb2 Qg3 42. Qe4 h3 43. Qe5+ Kg8 44. Qe8+ Kg7 45. Qe5+ Kg8 46. Qe8+ Kg7 47. Qe5+ 1/2-1/2
2023.02.07 Titled Tue 7th Feb Late
1045309 Tatarinov, Dmitry (2310) Zierk, S (2488) 0-1
1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 O-O 9. Nbd2 b6 10. a4 a5 11. Qc1 Na6 12. Ne5 Bb7 13. Ndf3 Rac8 14. cxd5 exd5 15. Qg5 Qe6 16. Rac1 Nb4 17. Qh4 Ne4 18. Ng5 Nxg5 19. Qxg5 Bxe5 20. dxe5 c5 21. Rfd1 Rf7 22. e3 h6 23. Qh5 Ba6 24. Rd2 Nd3 25. Rcd1 c4 26. bxc4 dxc4 27. Bc3 Bb7 28. Bxb7 Rxb7 29. Rb1 Rc5 30. Qh4 Kh7 31. e4 Nxe5 32. Bxe5 Qxe5 33. exf5 Qxf5 34. Rc1 c3 35. Rdc2 Rbc7 36. Qd4 Qf3 37. h4 Rd5 38. Qxb6 Rd1+ 39. Rxd1 Qxd1+ 40. Kh2 Qxc2 41. Qxc7 Qxf2+ 42. Kh3 Qf1+ 43. Kh2 Qe2+ 44. Kh3 c2 45. h5 0-1
2023.02.07 Titled Tue 7th Feb Late
1045410 Zierk, S (2488) Adewumi, Tanitoluwa (2307) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 d6 9. g4 Bd7 10. g5 Nh5 11. f4 Nxd4 12. Bxd4 Be7 13. Be2 Nxf4 14. Qxf4 e5 15. Nd5 Qa5+ 16. Qd2 Qxd2+ 17. Kxd2 exd4 18. Nc7+ Kf8 19. Nxa8 Bd8 20. a4 Ba5+ 21. b4 Bxb4+ 22. Kd3 Ba5 23. Rhb1 Ke7 24. Nb6 Bc6 25. Kxd4 Re8 26. Bc4 Kf8 27. Bd5 1-0
2023.02.07 Titled Tue 7th Feb Late
1045643 Goltsev, Dmitry (2216) Zierk, S (2488) 1-0
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. c4 Nf6 6. Nc3 Bb4 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 Bg4 10. Bg5 h6 11. Bh4 Bxf3 12. Qxf3 Qxd4 13. Bxf6 Qxc4 14. Qg3 g6 15. Qxc7 Qe6 16. Qf4 Bd6 17. Qh4 Rfe8 18. Rad1 h5 19. Nd5 Ne5 20. Qg5 Nd7 21. Bc3 Qg4 22. Qh6 Be5 23. Nc7 Bxc3 24. bxc3 Ne5 25. Nxa8 Nf3+ 26. Kh1 Nh4 27. Rg1 Rxa8 28. Rd4 Nf5 29. Rxg4 Nxh6 30. Rb4 b6 31. Re1 Rc8 32. c4 Nf5 33. h3 Nd4 34. Rc1 Rc5 35. Ra4 Nc6 36. Rd1 Rf5 37. Rd6 Na5 38. f3 Re5 39. Rd5 Re1+ 40. Kh2 Nc6 41. Rd6 Ne5 42. Rxa7 Re2 43. Kg1 Nxc4 44. Rd8+ Kg7 45. Rdd7 Ne5 46. Re7 Kf6 47. Kf1 Rb2 48. f4 Nc6 49. Rxf7+ Ke6 50. Rac7 Nd4 51. Rf8 Nf5 52. Rb7 Ne3+ 53. Ke1 Nxg2+ 54. Kd1 Rb4 55. a3 Rb3 56. Kc2 Rxa3 57. Rxb6+ Ke7 58. Rff6 Ne3+ 59. Kc1 Rc3+ 60. Kd2 Ra3 61. Rbe6+ Kd7 62. Rxe3 Ra2+ 63. Kd3 Rg2 64. Rfe6 h4 65. Ra6 Rg1 66. Ke4 Rf1 67. Rxg6 Ke7 68. f5 Kf7 69. Ra6 Rb1 70. Kf4 1-0
2023.02.07 Titled Tue 7th Feb Late
1045673 Zierk, S (2488) Leiva, G (2398) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. Bg5 Be6 9. Bxf6 Qxf6 10. Nd5 Qd8 11. Nec3 g6 12. Bc4 Bh6 13. a4 O-O 14. Qd3 Nd7 15. O-O Rc8 16. Rfd1 Nc5 17. Qe2 Bd7 18. Ne3 Bc6 19. Bd5 Qe7 20. Bxc6 bxc6 21. b4 Ne6 22. Qxa6 Nd4 23. Qd3 f5 24. exf5 gxf5 25. Ne2 Nxe2+ 26. Qxe2 d5 27. Qxh5 Bxe3 28. fxe3 Rf6 29. Rf1 Rcf8 30. Rf3 Qg7 31. Qh4 Rh6 32. Qf2 Rg6 33. Kh1 e4 34. Rxf5 Rxf5 35. Qxf5 Qxa1+ 36. Kh2 Qf6 37. Qc8+ Qf8 38. Qd7 Qb8+ 39. Kh1 Qg3 40. Qe8+ Kg7 41. Qe7+ Kg8 42. Qe8+ Kh7 43. Qf7+ Rg7 44. Qh5+ Kg8 45. Qe8+ Kh7 46. Qh5+ Kg8 47. Qe8+ Kh7 48. Qh5+ 1/2-1/2
2023.02.07 Titled Tue 7th Feb Late
1045833 Chor, Kevin (1944) Zierk, S (2488) 1-0
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. O-O Nc6 8. Nb3 Nf6 9. Bg5 a6 10. Nfxd4 Nxd4 11. Nxd4 Ne4 12. Bf4 Bc5 13. Nf3 Qxd1 14. Raxd1 b5 15. Bd3 Bb7 16. Rde1 Nf6 17. Be3 Be7 18. Ne5 O-O 19. Bg5 h6 20. Bh4 Rfd8 21. Rd1 g5 22. Bg3 Nh5 23. Rfe1 Kg7 24. c4 b4 25. b3 a5 26. f3 Nxg3 27. hxg3 a4 28. Be4 Bxe4 29. Rxd8 Rxd8 30. Rxe4 Rd1+ 31. Kf2 Bc5+ 32. Ke2 Rg1 33. bxa4 Rxg2+ 34. Kd3 Rxa2 35. Nd7 Ra3+ 36. Kc2 Be7 37. c5 Rc3+ 38. Kd2 Rxf3 39. Rxb4 Rxg3 40. Rc4 Bd8 41. c6 Bc7 42. Nc5 Bf4+ 43. Ke2 Rg2+ 44. Kf3 Rg3+ 45. Ke4 f5+ 46. Kd4 Kf6 47. Nd3 e5+ 48. Kc5 Be3+ 49. Kd6 Bb6 50. Nxe5 Bc7+ 51. Kxc7 Kxe5 52. Kd7 Rd3+ 53. Ke7 Kd5 54. Rc1 Re3+ 55. Kf7 Rb3 56. c7 Rb7 57. Kg6 Rxc7 58. Rxc7 f4 59. Kxh6 f3 60. Kxg5 f2 61. Rf7 1-0
2023.01.31 Titled Tue 31st Jan Early
1052155 Bagrationi, A (2454) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Bd6 6. Qf3 Nf6 7. h3 Ne7 8. Ne2 Ng6 9. Bg5 c6 10. Bxf6 Qxf6 11. Qxf6 gxf6 12. g3 h5 13. h4 Bd7 14. Nd2 O-O-O 15. f3 f5 16. f4 Ne7 17. Nf3 Ng8 18. Ne5 Be6 19. Kf2 Nf6 20. Rhe1 Ne4+ 21. Kg2 Rhg8 22. Nf3 f6 23. Bxe4 fxe4 24. Nh2 Kd7 25. Kf2 a5 26. Nf1 Bg4 27. Ne3 f5 28. Nc1 Ra8 29. a4 b5 30. axb5 Rgb8 31. bxc6+ Kxc6 32. b3 a4 33. b4 Kb5 34. Ra3 Kc6 35. Ne2 Rb7 36. Rea1 Rba7 37. Nxg4 fxg4 38. Ke3 Kb5 39. Kd2 Rf8 40. Nc1 Rc7 41. Rxa4 Bxf4+ 0-1
2023.01.31 Titled Tue 31st Jan Early
1052246 Zierk, S (2488) Belozerov, A (2460) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. d4 d5 8. e5 Ne4 9. Be3 cxd4 10. cxd4 Bf5 11. Nbd2 f6 12. exf6 Bxf6 13. Rc1 Qb6 14. Qb3 Rad8 15. Bxc6 bxc6 16. Qxb6 axb6 17. Rxc6 b5 18. Nb3 Bg4 19. Ne5 Rc8 20. Na5 Bxe5 21. dxe5 Bd7 22. Rxc8 Rxc8 23. Nb3 h6 24. h4 Kg7 25. Kh2 Rc2 26. f3 Rxb2 27. fxe4 dxe4 28. Bd4 1-0
2023.01.31 Titled Tue 31st Jan Early
1052604 Zierk, S (2488) Papasimakopoulos, Alexandros (2334) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 O-O 8. f4 a6 9. Nd6 cxd4 10. Nf3 Nbc6 11. Bd3 f6 12. O-O fxe5 13. fxe5 Rxf3 14. gxf3 Nxe5 15. Nxc8 Rxc8 16. Rae1 Qd6 17. Kh1 Rf8 18. f4 Nc4 19. Bxc4 dxc4 20. Qe2 Qd5+ 21. Qe4 Kf7 22. Kg1 Qxe4 23. Rxe4 Rd8 24. Rd1 Nf5 25. c3 b5 26. cxd4 Kf6 27. Kf2 Rd6 28. Re2 Nxd4 29. Red2 e5 30. Ke3 Nf5+ 31. Kf3 Re6 32. fxe5+ Rxe5 33. Re2 Rc5 34. Rc2 Rc6 35. Rd8 Ke7 36. Rcd2 b4 37. Kf4 c3 38. R2d7+ Ke6 39. Rd1 cxb2 40. Re1+ Kf6 41. Rf8+ Kg6 42. Rg1+ Kh6 43. Rb1 Nd4 44. Rxb2 Ne6+ 45. Ke5 Nxf8 46. Kd5 Rg6 47. Rxb4 Rg5+ 48. Kd6 Rg6+ 49. Ke7 Ne6 50. Rh4+ Kg5 51. Rxh7 Nc5 52. Kf7 Na4 53. h4+ Kf5 54. Rh5+ Kg4 55. Kxg6 Nc3 56. Ra5 Kxh4 57. Rxa6 Kg4 58. Rc6 Nb5 59. a4 Na7 60. Rc7 1-0
2023.01.31 Titled Tue 31st Jan Early
1052769 Zierk, S (2488) Boros, De (2402) 1/2-1/2
1. e4 g6 2. d4 d5 3. exd5 Qxd5 4. c4 Qd8 5. Nc3 Bg7 6. Be3 Nh6 7. Bxh6 Bxh6 8. Nf3 Bg4 9. Be2 c6 10. O-O Bg7 11. Qb3 Qb6 12. Na4 Qc7 13. Rad1 Nd7 14. h3 Bxf3 15. Bxf3 O-O 16. Rfe1 e6 17. d5 exd5 18. cxd5 Ne5 19. dxc6 bxc6 20. Be2 Qa5 21. Qc2 c5 22. b3 Rac8 23. Bc4 Rcd8 24. Re4 Kh8 25. Rde1 Nc6 26. Kf1 Rd2 27. Qc1 Rxa2 28. Re8 Qd2 29. Qxd2 Rxd2 30. Nxc5 h5 31. Rxf8+ Bxf8 32. Ne4 Rc2 33. Bxf7 Kg7 34. Bd5 Bb4 35. Rd1 Ne5 36. f4 Nf7 37. Bxf7 Kxf7 38. Rd7+ Ke6 39. Rxa7 Kf5 40. Nf2 Rxf2+ 41. Kxf2 Bc5+ 42. Kf3 Bxa7 43. g4+ hxg4+ 44. hxg4+ Ke6 45. Ke4 Kf6 46. b4 Ke6 47. b5 Bb6 48. f5+ gxf5+ 49. gxf5+ Kf6 50. Kf4 Bc7+ 51. Ke4 Bb6 52. Kf4 Bc7+ 53. Ke4 Bb6 1/2-1/2
2023.01.31 Titled Tue 31st Jan Early
1052958 Grabinsky, Aaron (2417) Zierk, S (2488) 1-0
1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 d4 6. Na3 Nge7 7. Nc2 Nf5 8. Bd3 Be7 9. O-O dxc3 10. dxc3 Qc7 11. Qe2 b6 12. Ne3 Nxe3 13. Bxe3 Bb7 14. Rad1 O-O-O 15. Ba6 Rxd1 16. Rxd1 Rd8 17. Bxb7+ Kxb7 18. Kf2 a6 19. c4 f5 20. b3 a5 21. Rd2 Rxd2 22. Qxd2 Qc8 23. a4 Qe8 24. h3 h6 25. g4 Kc7 26. Kg3 fxg4 27. hxg4 Qg6 28. Ne1 h5 29. g5 Qe4 30. Qd3 Qh1 31. Nf3 Bd8 32. Qd6+ Kb7 33. Qxe6 Qd1 34. Qf7+ Ne7 35. f5 Kb8 36. f6 Nf5+ 37. Kf4 Qd3 38. Qd5 Qxd5 39. cxd5 g6 40. Bf2 Kc8 41. Nh4 Nxh4 42. Bxh4 Kd7 43. Ke4 Bc7 44. Bg3 Ke8 45. d6 1-0
2023.01.31 Titled Tue 31st Jan Late
1054183 Ekdyshman, M (2264) Zierk, S (2488) 0-1
1. d4 e6 2. Nf3 f5 3. h3 Nf6 4. c4 d5 5. Nc3 c6 6. Bg5 Bd6 7. Qc2 Nbd7 8. g4 g6 9. gxf5 gxf5 10. O-O-O O-O 11. Bh6 Kh8 12. Bxf8 Qxf8 13. Rg1 Ne4 14. e3 Ndf6 15. Ne5 Nxc3 16. Qxc3 Bd7 17. f3 Be8 18. c5 Bxe5 19. dxe5 Nd7 20. b4 a5 21. a3 b6 22. cxb6 axb4 23. axb4 c5 24. b7 Rb8 25. Ba6 cxb4 26. Qc8 Qc5+ 27. Qxc5 Nxc5 28. Be2 Rxb7 29. Kd2 Ba4 30. Rb1 h6 31. Bd1 Be8 32. Be2 Na4 33. Rb3 Nc3 34. Rc1 Ba4 35. Rb2 Kg7 36. Bd3 Kf7 37. Bf1 Ke7 38. Bd3 Kd8 39. Rg1 Be8 40. Rg8 h5 41. Rh8 Ke7 42. Ke1 b3 43. Rh7+ Bf7 44. Be2 Na4 45. Rb1 b2 46. Bd3 Nc3 47. Kd2 Nxb1+ 48. Bxb1 Kf8 49. Kc2 Kg8 50. Rh6 Kg7 51. Rf6 Rb4 52. f4 h4 53. Kc3 Rb8 54. Kc2 Rb7 55. Kc3 Rb8 56. Kc2 Bg8 57. Kc3 Rb6 58. Kc2 Rb4 59. Kc3 Ra4 60. Kxb2 d4 61. e4 Rb4+ 62. Kc1 Rxb1+ 63. Kxb1 fxe4 64. Kc2 e3 65. Kd3 Bh7+ 66. Ke2 Bf5 67. Kf3 Bxh3 0-1
2023.01.31 Titled Tue 31st Jan Late
1054349 Zierk, S (2488) Fiorito, Joaquin (2376) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. O-O Nc6 7. Be3 cxd4 8. Nxd4 Bg6 9. c4 Nge7 10. Nc3 dxc4 11. Ndb5 Nf5 12. Bf4 a6 13. Nd6+ Bxd6 14. exd6 e5 15. Bg3 Nxd6 16. Qd5 O-O 17. Rad1 Nf5 18. Qxc4 Qe7 19. Nd5 Qe6 20. Bg4 Rac8 21. Qa4 Ncd4 22. Nc3 b5 23. Qa5 f6 24. f4 Qc6 25. Bf2 Rcd8 26. fxe5 fxe5 27. Rfe1 Rfe8 28. Rxe5 Rxe5 29. Qxd8+ Re8 30. Qd5+ Qxd5 31. Nxd5 Nc6 32. Nc7 Rf8 33. Bf3 Ne5 34. Bd5+ Kh8 35. Nxa6 Ng4 36. Bc5 Rd8 37. Bf3 Rxd1+ 38. Bxd1 Nge3 39. Bf3 Nc4 40. b3 Nd2 41. Bc6 Bf7 42. Nc7 Nxb3 43. axb3 Bxb3 44. Nxb5 Ba4 45. Be4 Bxb5 46. Bxf5 Kg8 47. Bd4 Kf7 48. Bxh7 g6 49. h4 Bd3 50. Kf2 Bc4 51. Ke3 Bd5 52. g3 Be6 53. Kf4 Bd5 54. Kg5 Be4 55. h5 1-0
2023.01.31 Titled Tue 31st Jan Late
1054543 Harshavardhan, G B (2434) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. h4 Ne7 9. h5 h6 10. Bd3 b6 11. Qg4 Kf8 12. Rh3 Nf5 13. Nf3 Nc6 14. Qf4 Ba6 15. g4 Bxd3 16. cxd3 Nfe7 17. dxc5 Qxf4 18. Bxf4 bxc5 19. Rb1 Rb8 20. Rxb8+ Nxb8 21. Ke2 Ke8 22. Be3 Nd7 23. Rh1 Kd8 24. c4 Kc7 25. Rb1 Kc6 26. Rb5 a6 27. Rb3 Nb6 28. Nd2 d4 29. Bf4 g6 30. hxg6 Nxg6 31. Bg3 h5 32. gxh5 Rxh5 33. f4 Ne7 34. Rb1 Nf5 35. Bf2 Na4 36. Rb8 Nc3+ 37. Kf1 Ne3+ 38. Bxe3 dxe3 39. Nf3 e2+ 40. Kf2 Rh1 41. Rc8+ Kd7 42. Rf8 Rf1+ 43. Kg2 Rxf3 44. Rxf7+ Ke8 45. Rf6 e1=Q 46. Rxe6+ Kd7 47. Rd6+ Kc7 48. Kxf3 Qe2+ 49. Kg3 Nd1 50. Kh4 Ne3 51. Kg5 Qg4+ 52. Kf6 Qxf4+ 53. Ke7 Qxe5+ 54. Re6 Nf5+ 55. Kf7 Qg7+ 56. Ke8 Qg8# 0-1
2023.01.31 Titled Tue 31st Jan Late
1054696 Bartel, Mat (2615) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 Nf6 8. h3 O-O 9. Ne2 Re8 10. O-O Ne4 11. Bf4 Ne7 12. c4 Bf5 13. c5 b6 14. f3 Nf6 15. cxb6 axb6 16. Ng3 Bxd3 17. Qxd3 Ng6 18. Bg5 h6 19. Bd2 Qd7 20. Nf5 Nh5 21. g3 Re6 22. Kg2 Rf6 23. Kh2 Rxf5 24. g4 Qd6+ 25. f4 Rxf4 26. Bxf4 Nhxf4 27. Qg3 Ra4 28. c3 Rxa3 29. Rxa3 Qxa3 30. Rf2 Qc1 31. h4 h5 32. gxh5 Nxh5 33. Qxc7 Nf6 34. Qg3 Qh6 35. Kh3 Ne4 36. Qb8+ Kh7 37. Rxf7 Ng5+ 0-1
2023.01.31 Titled Tue 31st Jan Late
1054943 Zierk, S (2488) Andreikin, D (2729) 1/2-1/2
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. Qd3 O-O 8. e5 Ne8 9. a3 Be7 10. Be2 d6 11. Nf3 Nc6 12. Bf4 dxe5 13. Nxe5 Qxd3 14. Bxd3 Bd6 15. Nxc6 Bxf4 16. Ne7+ Kh8 17. Nxc8 Rxc8 18. g3 Be5 19. Rc1 Nd6 20. f4 Bf6 21. Nd1 Rfd8 22. Ke2 b5 23. c5 Nc4 24. Bxc4 Rxc5 25. Ne3 bxc4 26. Rxc4 Ra5 27. Rd1 Rb8 28. Rc2 h6 29. Nc4 Ra4 30. b4 a5 31. bxa5 Rc8 32. Kd3 Kh7 33. Rb1 Be7 34. Rb7 Bxa3 35. Rxf7 Bb4 36. Ra7 Rd8+ 37. Ke2 Rc8 38. Ne3 Rxc2+ 39. Nxc2 Rxa5 40. Rxa5 Bxa5 41. Nd4 g5 42. Nxe6 gxf4 43. gxf4 Kg6 44. Kf3 Kf6 45. Nc5 Bc7 46. Ne4+ Kg6 47. Ng3 h5 48. Ke4 Bb8 49. h3 Bc7 50. Nf1 Bb6 51. Nd2 Ba7 52. Nc4 Kf6 53. Nd6 Bb8 54. Nf5 Bc7 55. Ne3 Bb8 56. Nd5+ Kg6 57. Kf3 Kf5 58. Ne3+ Kf6 59. Ke4 Kg6 60. Nd5 Bd6 61. h4 Bc5 62. f5+ Kf7 63. Kf3 Bd6 64. Nf4 Kf6 65. Ke4 Kg7 66. Nxh5+ Kh6 67. Nf4 Be7 68. Ng6 Bf6 69. Kd5 Kh5 70. Ke6 Bb2 71. Kf7 Kg4 72. Ke6 Kh5 73. Ne5 Kxh4 74. f6 Kg5 75. f7 Ba3 76. Kd7 Kf6 77. Nc4 Kxf7 1/2-1/2
2023.01.31 Titled Tue 31st Jan Late
1054973 Dubov, Daniil (2708) Zierk, S (2488) 1-0
1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. Nbd2 O-O 7. b3 b6 8. Bb2 Bb7 9. Ne5 c5 10. c4 cxd4 11. Bxd4 Qe7 12. Rc1 Na6 13. cxd5 Nxd5 14. Ndc4 Bc5 15. e3 Rfd8 16. Qe2 Bxd4 17. exd4 Nf6 18. Nc6 Bxc6 19. Bxc6 Rac8 20. Nxb6 axb6 21. Qxa6 Qd6 22. Bf3 Rxc1 23. Rxc1 Qxd4 24. Rd1 Qxd1+ 25. Bxd1 Rxd1+ 26. Kg2 Nd5 27. Qe2 1-0
2023.01.31 Titled Tue 31st Jan Late
1055229 Zierk, S (2488) Fernandez Guillen, E (2454) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 g6 4. d4 exd4 5. Nxd4 Bg7 6. Be3 Nge7 7. Nc3 O-O 8. O-O Ne5 9. Be2 d5 10. f4 Nc4 11. Bxc4 dxc4 12. Nf3 b6 13. Bd4 c5 14. Bxg7 Qxd1 15. Raxd1 Kxg7 16. Ne5 Be6 17. Nb5 Rad8 18. Nc7 c3 19. b3 Bc8 20. a4 Bb7 21. Rde1 Rd2 22. Rf2 Rfd8 23. Nc4 R2d4 24. Rfe2 Bc6 25. g3 Rd1 26. Kf2 Rxe1 27. Kxe1 Rd4 28. e5 Nf5 29. Nb5 Bxb5 30. axb5 Rd7 31. g4 Nd4 32. Rf2 Nxb5 33. f5 Nd4 34. Nd6 gxf5 35. gxf5 Kf8 36. Kd1 Nc6 37. Kc1 Nxe5 38. Nb5 a6 39. Nxc3 b5 40. Ne4 c4 41. Re2 Rd4 42. Ng5 Nc6 43. Nxh7+ Kg7 44. Ng5 c3 45. Ne4 b4 46. h4 Ne5 47. Nxc3 bxc3 48. Rxe5 Rxh4 49. Kd1 Rh2 50. Rc5 Kf6 51. Rxc3 Kxf5 52. Rc6 Ke4 53. Rf6 Rh7 54. b4 Ke5 55. Rxa6 f5 56. Rc6 f4 57. Ke2 Rh2+ 58. Kf3 Rh3+ 59. Kg2 Ra3 60. b5 Ra2 61. Kf3 Rb2 62. b6 Kd5 63. Rc3 1-0
2023.01.31 Titled Tue 31st Jan Late
1055352 Zierk, S (2488) Jobava, Ba (2578) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 h6 8. a4 a5 9. h3 Re8 10. Nh4 exd4 11. Qxd4 Ne5 12. Ba2 Nh5 13. Nf5 Bxf5 14. exf5 c6 15. Be3 Nf6 16. Rad1 Ned7 17. g4 d5 18. Kg2 Bc5 19. Qf4 Bxe3 20. Rxe3 Qb6 21. Qd4 Qb4 22. Ne2 Rxe3 23. fxe3 Re8 24. Qxb4 axb4 25. Kf3 Ne5+ 26. Kf4 Ne4 27. Bxd5 Nf2 28. Rf1 Nxh3+ 29. Kg3 cxd5 30. Kxh3 Nc4 31. b3 Rxe3+ 32. Ng3 Na3 33. Rd1 Nxc2 34. Rxd5 Rxb3 35. Rd8+ Kh7 36. Rd7 Ne3 37. Nh5 Nxf5+ 38. Kh2 Ne3 39. Kg3 Nd5+ 40. Kf2 Ne3 41. Kg3 Nf5+ 42. Kf4 g5+ 43. Kxf5 Rf3+ 44. Ke4 Rf1 45. Rxb7 Re1+ 46. Kf3 Rf1+ 47. Ke2 Rg1 48. Rxf7+ Kg8 49. Rb7 Rg2+ 50. Kf3 Rb2 51. Nf6+ Kf8 52. a5 b3 53. a6 Ra2 54. a7 b2 55. Nd7+ Ke7 56. Nb6+ Ke6 57. a8=Q b1=Q 58. Qc8+ Kd6 59. Rd7+ Ke5 60. Qe8+ Kf6 61. Rf7+ Kg6 62. Qg8# 1-0
2023.01.31 Titled Tue 31st Jan Late
1055442 Zierk, S (2488) Terry, R (2516) 1/2-1/2
1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 Nh6 6. e5 f6 7. Bf4 Nf7 8. exf6 exf6 9. Bd3 O-O 10. Qd2 Re8+ 11. Ne2 Nd6 12. Bxd6 Qxd6 13. O-O-O Qf8 14. Kb1 Bh6 15. Nf4 Qd6 16. g3 Be6 17. Rde1 Nd7 18. Nh4 Bf7 19. Nhg2 Rxe1+ 20. Rxe1 Re8 21. Rxe8+ Bxe8 22. Qa5 a6 23. Qd8 Kf7 24. Nxg6 hxg6 25. Bxg6+ Kxg6 26. Qxe8+ Kh7 27. Nh4 Nf8 28. Qf7+ Kh8 29. Qh5 Qe6 30. Qxh6+ Kg8 31. a4 Qe1+ 32. Ka2 Qxf2 33. Ng6 Nxg6 34. Qxg6+ Kf8 35. c3 Qf1 36. h4 b5 37. a5 Qc4+ 38. Kb1 Qf1+ 39. Ka2 Qc4+ 40. b3 Qxc3 41. Qxf6+ Ke8 42. Qe5+ Kd7 43. Qg7+ Ke8 44. Qg6+ Kd7 45. Qf7+ Kd8 46. Qf8+ Kd7 47. Qf7+ Kd8 48. Qf8+ Kd7 49. Qf7+ 1/2-1/2
2023.01.31 Titled Tue 31st Jan Late
1055543 Zierk, S (2488) Timmermans, M (2392) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. O-O Bd7 9. Bxc6 bxc6 10. Be3 O-O 11. f3 Ng5 12. Nc3 f6 13. exf6 Qxf6 14. Qd2 Nf7 15. Nb3 Bd6 16. Bd4 Qg6 17. Rae1 Ng5 18. Kh1 Qh5 19. f4 Rae8 20. Rxe8 Bxe8 21. Bxa7 Bg6 22. Bc5 Ne4 23. Nxe4 Bxe4 24. Bxd6 cxd6 25. a4 Rf6 26. Kg1 Rh6 27. g3 Rg6 28. a5 Qh3 29. Qf2 c5 30. Nd2 h5 31. Nxe4 dxe4 32. Qg2 Qe6 33. f5 1-0
2023.01.31 Titled Tue 31st Jan Late
1055661 Petkov, Momchil (2523) Zierk, S (2488) 0-1
1. d4 e6 2. Nf3 f5 3. c4 Nf6 4. Nc3 Bb4 5. Qc2 c5 6. a3 Bxc3+ 7. Qxc3 b6 8. Bg5 h6 9. Bxf6 Qxf6 10. e3 Bb7 11. Be2 O-O 12. Rd1 d6 13. dxc5 Qxc3+ 14. bxc3 dxc5 15. Rd6 Kf7 16. O-O Kf6 17. Rfd1 Nc6 18. Rd7 Ba6 19. R1d6 Rad8 20. Rxd8 Nxd8 21. Rd7 Nc6 22. Rc7 Rc8 23. Rd7 Rd8 24. Rc7 Na5 25. Rxa7 Bxc4 26. Bxc4 Nxc4 27. Kf1 Rd3 28. a4 Rxc3 29. Ra8 e5 30. Rf8+ Ke6 31. Re8+ Kf7 32. Rb8 e4 33. Nh4 g6 34. a5 bxa5 35. Rb5 a4 36. Ke2 Rc2+ 37. Kd1 Rxf2 38. Rxc5 Nxe3+ 39. Kc1 g5 40. Rc7+ Ke6 41. Ng6 Rxg2 42. h4 a3 43. hxg5 a2 44. Nf4+ Kd6 45. Ra7 Rc2# 0-1
2023.01.17 Titled Tue 17th Jan Early
1061727 Ahmad, Al Khatib (2285) Zierk, S (2488) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. d3 e6 6. Nbd2 Nbd7 7. Qe1 Be7 8. e4 dxe4 9. dxe4 e5 10. Nc4 Qc7 11. h3 Bh5 12. Qc3 Nxe4 13. Qe3 Bxf3 14. Bxf3 Nd6 15. Nxd6+ Qxd6 16. Rd1 Qe6 17. Qb3 Nc5 18. Qxe6 Nxe6 19. Be3 O-O 20. c3 Rfd8 21. Rxd8+ Bxd8 22. Rd1 Bb6 23. Bc1 Rd8 24. Rxd8+ Bxd8 25. Be3 Bb6 26. Bd2 f5 27. Bd1 Kf7 28. Bb3 Kf6 29. h4 e4 30. Bg5+ Nxg5 31. hxg5+ Kxg5 32. Be6 Bc7 33. Bc8 b6 34. Bb7 c5 35. Kg2 Kf6 36. Bc8 g5 37. Kf1 h5 38. Kg2 Be5 39. f3 e3 40. Ba6 g4 41. f4 Bd6 42. Bc8 h4 43. Ba6 Ke7 44. Bd3 h3+ 45. Kh2 Kd8 46. b3 Kc7 47. c4 a6 48. Be2 Kc6 49. Bd3 b5 50. Kg1 Kb6 51. Bxf5 e2 52. Kf2 h2 53. Be4 Ka5 54. Kxe2 bxc4 55. bxc4 Kb4 56. Kf2 Kxc4 57. Kg2 Kd4 58. Bf5 c4 59. Bxg4 c3 60. Bf5 Ke3 61. Bg6 Kd2 62. Kxh2 c2 63. Bxc2 Kxc2 64. f5 Kb2 65. Kh3 Kxa2 66. g4 Be7 67. Kg3 Bg5 68. Kf3 Kb3 69. Ke4 a5 70. Ke5 a4 71. f6 Bxf6+ 72. Kxf6 a3 73. g5 a2 74. g6 a1=Q+ 75. Kf7 Qa7+ 76. Kg8 Qb8+ 77. Kh7 Qh2+ 78. Kg8 Kc4 79. g7 Kd5 80. Kf7 Qf4+ 81. Ke7 Qg5+ 82. Kf7 Qf5+ 83. Ke7 Qg6 84. Kf8 Qf6+ 85. Kg8 Ke6 86. Kh7 Qh4+ 87. Kg6 Qg4+ 88. Kh7 Qh5+ 89. Kg8 Kf6 90. Kf8 Qf7# 0-1
2023.01.17 Titled Tue 17th Jan Early
1061872 Zierk, S (2488) Kochiev, Ivan (2046) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 h6 10. Bh4 Nxe4 11. Qe1 Nf6 12. Nf5 Qc7 13. Bxf6 gxf6 14. Nd5 Qd8 15. Qc3 e5 16. Nde3 exf4 17. Nd5 Bxf5 18. Nxf6+ Ke7 19. Nd5+ Kd7 20. Qxh8 Rc8 21. Bd3 Bxd3 22. Rxd3 Ne5 23. Rc3 Rxc3 24. Nxc3 Qe7 25. Nd5 Qe6 26. Nxf4 Qe7 27. Kb1 h5 28. Nxh5 f5 29. Qf6 Qe8 30. Qxf5+ Kc7 31. Nf6 Qf7 32. Rf1 Bg7 33. Ne4 Qe7 34. Qh7 Kb8 35. Ng3 Nc4 36. Qg8+ Ka7 37. Qxc4 Qe5 38. Qc3 Qb5 39. Qxg7 1-0
2023.01.17 Titled Tue 17th Jan Early
1062168 Dourerassou, J (2420) Zierk, S (2488) 0-1
1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. Ne2 dxe4 5. a3 Be7 6. Nxe4 Nf6 7. N2g3 Nbd7 8. Bd3 c5 9. dxc5 Nxc5 10. Nxc5 Bxc5 11. O-O Bd7 12. Bg5 Bc6 13. Bxf6 Qxf6 14. Be4 Qxb2 15. Bxc6+ bxc6 16. Ne4 Be7 17. Nd6+ Kf8 18. Rb1 Qxa3 19. Nc4 Qc5 20. Qe2 g6 21. Rb7 Kg7 22. Qe5+ Qxe5 23. Nxe5 Rhe8 24. Ra1 a6 25. Nxc6 Bf6 26. Ra2 Rec8 27. Rb6 a5 28. g3 a4 29. Kg2 a3 30. h4 h5 31. Kf3 Ra4 32. Nb4 Bb2 33. Rb7 Ra5 34. Ke3 Rc3+ 35. Nd3 g5 36. hxg5 Rxc2 37. Nxb2 Rxb2 38. Rbxb2 axb2 39. Rxb2 Rxg5 40. Rb4 Kg6 41. Kf3 Rc5 42. Ra4 f5 43. Rb4 e5 44. Kg2 Rc2 45. Kf3 e4+ 46. Ke3 Kg5 47. Rb8 Kg4 48. Rg8+ Kh3 49. Rg5 Rc3+ 50. Ke2 Rf3 51. Rxh5+ Kg2 52. Rg5 Rxf2+ 53. Ke3 Rf3+ 54. Ke2 Rf2+ 55. Ke3 Kf1 56. g4 Rf3+ 57. Kd4 e3 58. Rxf5 Rxf5 59. gxf5 e2 60. Ke5 e1=Q+ 61. Kf6 Kf2 62. Kg7 Qc3+ 63. f6 Kf3 64. Kg6 Qc5 65. Kg7 Qg5+ 66. Kf7 Kf4 67. Ke6 Qe5+ 68. Kf7 Kf5 0-1
2023.01.17 Titled Tue 17th Jan Early
1062266 Zierk, S (2488) Trent, L (2402) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. f3 b5 8. a4 b4 9. Na2 a5 10. c3 Bg7 11. Bb5+ Bd7 12. cxb4 O-O 13. Bxd7 Nbxd7 14. Nc6 Qe8 15. b5 e6 16. Qxd6 Nh5 17. Rd1 Nb8 18. Ne7+ Kh8 19. Nc3 Bf6 20. Bd4 Nd7 21. Nc6 e5 22. Be3 Nb8 23. g4 Bh4+ 24. Bf2 Bxf2+ 25. Kxf2 Nxc6 26. gxh5 Nd4 27. Qf6+ Kg8 28. Rxd4 1-0
2023.01.17 Titled Tue 17th Jan Early
1062666 Zierk, S (2488) Sarana, A (2668) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Nd7 7. O-O Be7 8. Bxc6 bxc6 9. Nxd4 Nb8 10. Qf3 O-O 11. Nc3 Qd7 12. Qg3 Qg4 13. Qxg4 Bxg4 14. h3 Bc8 15. f4 Rd8 16. f5 c5 17. f6 Bf8 18. fxg7 Bxg7 19. Nf5 Bxf5 20. Rxf5 Nc6 21. Bg5 Rd7 22. Bf6 h6 23. Rd1 Nd4 24. Rf2 Re8 25. Bxg7 Kxg7 26. Na4 Ne6 27. c4 d4 28. Rd3 Rb8 29. b3 Rg8 30. Rg3+ Kf8 31. Rxg8+ Kxg8 32. Nb2 Kg7 33. Nd3 a5 34. Kf1 Rd8 35. Ke2 a4 36. Kd2 axb3 37. axb3 Ra8 38. Kc1 Ra1+ 39. Kb2 Rg1 40. b4 cxb4 41. Nxb4 Nc5 42. Rd2 Ne6 43. Nc6 h5 44. Nxd4 Nxd4 45. Rxd4 Rxg2+ 46. Kb3 Rg3+ 47. Kb4 Rxh3 48. Rd7 Re3 49. Rxc7 Rxe5 50. Rd7 h4 51. c5 h3 52. c6 Re1 53. Rd2 Rh1 54. Kc5 Kg6 55. Kd6 Kg5 56. c7 Rc1 57. Rd5+ f5 58. Rc5 Rxc5 59. Kxc5 h2 60. c8=Q h1=Q 61. Qd8+ Kg4 62. Qd4+ Qe4 63. Qg7+ Kf3 64. Qh7 Qe3+ 65. Kc6 f4 66. Qh3+ Kf2 67. Qh2+ Kf1 68. Kb7 Qg3 69. Qh1+ Kf2 70. Kb8 f3+ 71. Ka7 Qg1 72. Qh4+ Kg2+ 73. Ka8 Qc5 74. Qg4+ Kf2 75. Qg6 Qd5+ 76. Kb8 Qe5+ 77. Ka8 Qg3 78. Qb6+ Kg2 79. Qc6 Kg1 80. Qc3 Qg4 81. Qe1+ Kg2 82. Kb8 f2 83. Qd2 Kg1 84. Qe3 Kg2 85. Qd2 Qg3+ 86. Ka8 Qf3+ 87. Kb8 Kg3 88. Qg5+ Qg4 89. Qe3+ Qf3 90. Qg5+ Kh3 91. Qh6+ Kg2 92. Qd2 Qe4 93. Qg5+ Kf3 94. Qh5+ Ke3 95. Qh3+ Ke2 96. Qh2 Qf5 97. Ka8 Kd3 98. Qd6+ Ke4 99. Qe7+ Kd4 100. Qb4+ Ke3 101. Qc3+ Kf4 102. Qd2+ Kg4 0-1
2023.01.17 Titled Tue 17th Jan Early
1062830 Nazari, Arad (2379) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Bd3 Qc7 8. O-O Bd6 9. Kh1 Ne7 10. Qe2 Ng6 11. g3 e5 12. c4 d4 13. b3 h5 14. h4 c5 15. Qd1 Qd7 16. Kg1 Nf8 17. Nf3 Qe7 18. a3 Bg4 19. Be2 Ne6 20. Ne1 Bxe2 21. Qxe2 g5 22. hxg5 h4 23. Qg4 O-O-O 24. b4 Kb8 25. Nd3 Rdg8 26. Rb1 cxb4 27. Nxb4 Bxb4 28. Rxb4+ Ka8 29. gxh4 f6 30. g6 Qe8 31. h5 Rxh5 32. Qxh5 Rxg6+ 33. Kh2 Rg2+ 34. Kxg2 Qxh5 35. f3 Qg6+ 36. Kf2 Qh5 37. Rg1 Qh4+ 38. Kf1 a5 39. Rb5 d3 40. Be3 Qh3+ 41. Kf2 Nd4 42. Rg8+ Ka7 43. Rxa5+ Kb6 44. Rb5+ Kc6 45. Rc8+ Qxc8 46. Bxd4 exd4 47. Ke1 Qa6 48. Kd2 Qxa3 49. Rd5 Qc3+ 0-1
2023.01.17 Titled Tue 17th Jan Early
1062934 Zierk, S (2488) Dubov, Daniil (2708) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 Bxf6 12. c3 Rb8 13. Nc2 Bg5 14. Be2 O-O 15. O-O Kh8 16. a4 bxa4 17. Rxa4 Rxb2 18. Bxa6 Bd7 19. Ncb4 Rd2 20. Qe1 Nb8 21. Ra3 Nxa6 22. Nxa6 Bb5 23. f4 Rxd5 24. exd5 exf4 25. Rf3 Re8 26. Qb1 Be2 27. Rh3 h6 28. Nb4 Qb6+ 29. Kh1 f3 30. gxf3 Qf2 0-1
2023.01.17 Titled Tue 17th Jan Early
1063173 Zierk, S (2488) Mahdavi, Reza (2304) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 Be7 9. O-O-O b5 10. g4 Nxd4 11. Bxd4 Bb7 12. g5 Nh5 13. Kb1 O-O 14. Ne2 Rad8 15. Qe3 f5 16. Bb6 Qc6 17. Bxd8 Bxd8 18. Nd4 Qc5 19. e5 f4 20. Qe1 Bxg5 21. Rg1 Be7 22. Bh3 Bd5 23. Bg4 Nf6 24. exf6 Bxf6 25. Nb3 Qc6 26. Qd2 Rc8 27. Rg2 a5 28. Qxa5 Ra8 29. Qb4 Ra4 30. Qc5 Bxb3 31. Qxc6 Bxa2+ 32. Kc1 dxc6 33. b3 Ra7 34. Bxe6+ Kf8 35. Rd7 Ra8 36. Rf7+ Ke8 37. Rxf6 Ke7 38. Rxf4 Kxe6 39. Rxg7 Kd5 40. Kb2 Kc5 41. Rf6 1-0
2023.01.17 Titled Tue 17th Jan Early
1063366 Sadhwani, Raunak (2627) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. Bd3 b6 10. c4 Ne7 11. Nf3 Nbc6 12. dxc5 Ba6 13. Qf4 h6 14. O-O Bxc4 15. Be3 b5 16. Rfb1 Rb8 17. h4 Qa6 18. a4 b4 19. Rd1 Bxd3 20. cxd3 Nf5 21. g4 Nxe3 22. fxe3 Ke7 23. h5 b3 24. g5 hxg5 25. Qxg5+ Kf8 26. Rab1 Qxa4 27. Rf1 b2 28. Rf2 Qa2 29. Nd2 Rb7 30. Kh2 Qa3 31. Rg1 Rh7 32. Qg6 Kg8 33. Qg5 Qxd3 34. Nf3 b1=Q 35. Rxb1 Rxb1 36. Nd4 Qe4 37. Rg2 Qxe5+ 0-1
2023.01.17 Titled Tue 17th Jan Early
1063505 Nakamura, Hi (2768) Zierk, S (2488) 1-0
1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. d3 Bg4 5. h3 Bxf3 6. Bxf3 e5 7. Nd2 Be7 8. e3 Nbd7 9. O-O O-O 10. b3 a5 11. a3 Qc7 12. Bb2 Rfe8 13. Bg2 a4 14. b4 c5 15. bxc5 Bxc5 16. Qe2 b5 17. Rfb1 b4 18. Qd1 Reb8 19. axb4 Rxb4 20. c3 Rb6 21. Rxa4 Rab8 22. Ba1 Rxb1 23. Nxb1 Qb6 24. Nd2 Bxe3 25. fxe3 Qxe3+ 26. Kh2 Qxd3 27. Ra2 e4 28. Qf1 Qe3 29. Qg1 Qe2 30. c4 e3 31. Qf1 Qh5 32. Nf3 Ng4+ 33. Kg1 Nf2 34. Re2 dxc4 35. Rxe3 Nd3 36. Bd4 Qg6 37. Kh2 Qd6 38. Qa1 Nf6 39. Bxf6 gxf6 40. Nd2 Rb2 41. Rxd3 Qxd3 42. Qxb2 c3 43. Qb8+ Kg7 44. Nb3 c2 45. Nc1 Qd1 46. Qf4 h5 47. h4 1-0
2023.01.17 Titled Tue 17th Jan Early
1063640 Zierk, S (2488) Harsh, Suresh (2261) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rae1 Rab8 13. Ne5 Bh5 14. Qc2 Bg6 15. Nxg6 hxg6 16. Nf3 b5 17. a3 a5 18. b4 axb4 19. axb4 Rfc8 20. Qd2 Ne7 21. Ne5 Qc7 22. Re3 Qxc3 23. Qxc3 Rxc3 24. Bxg6 Rxe3 25. Bxf7+ Kf8 26. fxe3 Nf5 27. Bxe6 Nxe3 28. Rf3 Nc2 29. Nd7+ Ke7 30. Nxb8 Kxe6 31. Nc6 Ne4 32. Rb3 Kd6 33. Rb2 Na3 34. Na7 Nc3 35. Rb3 Nab1 36. Nxb5+ Nxb5 37. Rxb1 Nxd4 38. b5 Ne2+ 39. Kf2 Nc3 40. Rb3 Ne4+ 41. Ke3 Nc5 42. Rb1 Kc7 43. Kd4 Na4 44. Rb4 Nb6 45. Kc5 g5 46. Rg4 Nd7+ 47. Kd4 Kd6 48. Rxg5 Nf6 49. Rg6 Ke6 50. Rxf6+ Kxf6 51. b6 Kf5 52. b7 Kf4 53. b8=Q+ Kg4 54. Qe5 Kh4 55. Qg7 Kh5 56. Ke5 d4 57. Kf5 d3 58. Qg5# 1-0
2023.01.17 Titled Tue 17th Jan Late
1063824 Gavilan Diaz, M (2271) Zierk, S (2488) 0-1
1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Bg5 Bb4 5. Qb3 c5 6. dxc5 Nc6 7. Nf3 h6 8. Bxf6 Qxf6 9. Rc1 O-O 10. e3 e5 11. Be2 e4 12. Nd4 Bxc5 13. Nd5 Qe5 14. Nxc6 bxc6 15. Nf4 Rb8 16. Qd1 Qxb2 17. O-O g5 18. Ng6 Rf6 19. Rc2 Qb6 20. Ne5 d6 21. h4 dxe5 22. hxg5 hxg5 23. Rb2 Qxb2 24. Qd8+ Kg7 25. Bh5 Be6 26. Qc7+ Kh6 27. Rd1 Kxh5 28. g4+ fxg4 29. Qh7+ Rh6 30. Qxe4 Rf8 31. Qh1+ Kg6 32. Qe4+ Kg7 33. Rf1 g3 0-1
2023.01.17 Titled Tue 17th Jan Late
1064018 Zierk, S (2488) Chor, Kevin (1944) 1-0
1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8. Be2 d6 9. O-O Bd7 10. Rc1 Nxd4 11. Bxd4 Bc6 12. b4 e5 13. Be3 Nxe4 14. b5 Nxc3 15. Rxc3 Be4 16. Bd3 Bxd3 17. Rxd3 Qc7 18. c5 dxc5 19. Rd7 Qb6 20. Qd5 Rad8 21. Qxb7 Qxb7 22. Rxb7 Rb8 23. Rxb8 Rxb8 24. a4 Bf8 25. Rc1 f5 26. Bxc5 Rc8 27. Be3 Rxc1+ 28. Bxc1 f4 29. Bb2 Bd6 30. a5 Kf7 31. b6 axb6 32. a6 Bb8 33. Bxe5 Ba7 34. Bxf4 Ke6 35. g4 Kd5 36. Be3 Kc6 37. f4 Kb5 38. f5 gxf5 39. gxf5 Kxa6 40. f6 Bb8 41. f7 Bd6 42. Bh6 Kb7 43. Kf2 Kc6 44. Kf3 Kd5 45. Kg4 b5 46. f8=Q Bxf8 47. Bxf8 Ke6 48. Kg5 Kf7 49. Bb4 Kg8 50. Kf6 Kh8 51. Kf7 h5 52. h4 Kh7 53. Bd2 Kh8 54. Kg6 Kg8 55. Kxh5 1-0
2023.01.17 Titled Tue 17th Jan Late
1064247 Wieczorek, O (2505) Zierk, S (2488) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. g3 Nc6 7. Bg2 Qb5 8. a4 Qa6 9. Bf1 Qb6 10. Bg2 Bb4 11. O-O Nf6 12. Nb3 e5 13. a5 Qc7 14. c3 dxc3 15. bxc3 Be7 16. a6 O-O 17. Ba3 Rb8 18. axb7 Bxb7 19. Nc5 Bc8 20. Qa4 Nd5 21. Na6 Bxa6 22. Qxa6 e4 23. Nd4 Nxd4 24. cxd4 Rb6 25. Qa5 Bxa3 26. Rxa3 Nf6 27. Qxa7 Qxa7 28. Rxa7 Rd6 29. Rd1 Rfd8 30. Bf1 R6d7 31. Rxd7 Rxd7 32. Bc4 g5 33. Kf1 Kg7 34. h3 Rc7 35. Bb3 Rc3 36. Ba2 e3 37. fxe3 Rxe3 38. d5 Rxg3 39. d6 Rxh3 40. Bd5 Rh4 41. Bc6 Rf4+ 42. Kg2 Rc4 43. d7 Nxd7 44. Bxd7 Kg6 45. Bb5 Rc2+ 46. Kg3 f5 47. Rd6+ Kg7 48. Bd3 Rc3 49. Kf2 f4 50. Kf3 h5 51. Ke2 g4 52. Rg6+ Kf7 53. Rh6 f3+ 54. Ke3 f2 55. Kxf2 Rxd3 56. Rxh5 Kg6 57. Ra5 Rb3 58. Kg2 Kf6 59. Kf2 Rf3+ 60. Kg2 Kg6 61. Rb5 Rf5 62. Rxf5 Kxf5 63. Kg3 Kg5 64. Kg2 g3 65. Kxg3 1/2-1/2
2023.01.17 Titled Tue 17th Jan Late
1064383 Zierk, S (2488) Yuan, Qingyu (2373) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ng4 7. cxd4 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 O-O 10. O-O d5 11. Bd3 Nh6 12. Nc3 Bf5 13. Bb5 Ne7 14. Ne2 c6 15. Ba4 Qb6 16. b4 Bg4 17. Qc3 a5 18. Rab1 axb4 19. Rxb4 Qa5 20. Rxb7 Qxa4 21. Rxe7 Qxa2 22. Nf4 Ra3 23. Qxc6 Bxf3 24. gxf3 Nf5 25. Re8 Ra8 26. Rxf8+ Rxf8 27. Qc3 Rb8 28. Qd3 g6 29. Rc1 Rb3 30. Nh5 Rb8 31. Nf6+ Kg7 32. Qc3 Rb1 33. Rxb1 Qxb1+ 34. Kg2 Nh4+ 35. Kh3 Nf5 36. Kg2 Nh4+ 37. Kh3 Nf5 38. Kg2 1/2-1/2
2023.01.17 Titled Tue 17th Jan Late
1064475 Ozer, Omer Faruk (2360) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 Qb6 7. O-O cxd4 8. Re1 Nge7 9. h4 dxc3 10. Nxc3 Na5 11. Be3 Qd8 12. b4 Rc8 13. Nb5 Bxb5 14. Bxb5+ Nac6 15. Bxa7 Nf5 16. Rc1 Bxb4 17. Bc5 Bxc5 18. Rxc5 Nxh4 19. Nd4 O-O 20. Bxc6 bxc6 21. Qg4 Ng6 22. Nxc6 Qb6 23. Rec1 Qb2 24. R5c2 Qa3 25. g3 Rxc6 26. Rxc6 Nxe5 27. Qe2 Nxc6 28. Rxc6 Ra8 29. Rc7 g6 30. Rc2 Qb4 31. Qf3 Qb1+ 0-1
2023.01.17 Titled Tue 17th Jan Late
1064717 Zierk, S (2488) Nasuta, G (2550) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 h6 8. Bg2 Be7 9. Be3 Nc6 10. Nxc6 bxc6 11. e5 Nd5 12. exd6 Qxd6 13. Qd2 Qb4 14. Bd4 O-O 15. Ne4 c5 16. c3 cxd4 17. cxb4 Bxb4 18. Nc3 dxc3 19. bxc3 Bxc3 20. Qxc3 Nxc3 21. Bxa8 Bd7 22. Bf3 Bb5 23. Kd2 Na4 24. Rhd1 f5 25. Ke3 Nb2 26. Rdc1 Nc4+ 27. Kd4 Rd8+ 28. Kc5 Ne5 29. Bb7 Nd3+ 30. Kb6 Nxc1 31. Rxc1 fxg4 32. hxg4 Rd2 33. Bc8 Kf7 34. Re1 Rxf2 35. Bxe6+ Kf6 36. Bb3 Kg5 37. a4 Be2 38. Be6 g6 39. a5 Bb5 40. Bc8 Rf6+ 41. Ka7 h5 42. gxh5 gxh5 43. Re5+ Kh6 44. Rc5 h4 45. Bg4 Rg6 46. Rh5+ Kg7 47. Rxh4 Kf6 48. Bc8 Ke5 49. Rh7 Kd4 50. Rc7 Rd6 51. Bb7 Rf6 52. Rc2 Rh6 53. Bg2 Rf6 54. Rc7 Rh6 55. Bb7 Rf6 56. Bc8 Rh6 57. Bg4 Rf6 58. Bd7 Rf7 59. Kb6 Rxd7 60. Rxd7+ Bxd7 61. Kxa6 Kc5 62. Kb7 Bc6+ 63. Kc7 Bb5 64. a6 Bxa6 1/2-1/2
2023.01.17 Titled Tue 17th Jan Late
1064758 Zierk, S (2488) Leitao, R (2592) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. e5 b4 12. exf6 bxc3 13. Qxc3 gxf6 14. Bh4 Rg8 15. g3 Rb8 16. Bxa6 Nb4 17. Bc4 d5 18. Bb3 Rc8 19. Qd4 Nc6 20. Qe3 Na5 21. Nd4 Nxb3+ 22. Nxb3 Rc4 23. Rd4 Qc7 24. Rxc4 dxc4 25. Nd4 c3 26. Qxc3 Qxc3 27. bxc3 Ba3+ 28. Kd2 Ke7 29. Rb1 Ra8 30. Rb7 Bc5 31. Bxf6+ Kxf6 32. Rxd7 Rxa2 33. Nf3 Ra1 34. Ng5 h6 35. Ne4+ 1-0
2023.01.17 Titled Tue 17th Jan Late
1064903 Solon, N (2306) Zierk, S (2488) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. h3 Bxf3 6. Bxf3 e5 7. d3 Be7 8. e4 dxe4 9. dxe4 Qc7 10. a4 a5 11. Nd2 Nbd7 12. Nc4 Nb6 13. Qe2 O-O 14. Be3 Nxc4 15. Qxc4 Rfd8 16. Rfd1 Rxd1+ 17. Rxd1 Rd8 18. Rxd8+ Bxd8 19. Kg2 Be7 20. Be2 g6 21. f3 Nd7 22. h4 h5 23. Qa2 Bc5 24. Bg5 Qd6 25. c3 Ba7 26. Qc4 Nb6 27. Qb3 Qc5 28. Qd1 Kg7 29. Qd8 Nd5 30. Kh3 Qg1 31. Bh6+ Kh7 32. g4 Bf2 0-1
2023.01.17 Titled Tue 17th Jan Late
1065100 Zierk, S (2488) Artemiev, V (2701) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Ng4 6. O-O Be7 7. Re1 d6 8. exd6 cxd6 9. Nxd4 O-O 10. Nc3 Bh4 11. g3 Bf6 12. Ndb5 Nxf2 13. Kxf2 a6 14. Na3 b5 15. Bd5 b4 16. Bxc6 Qb6+ 17. Be3 Qxc6 18. Nd5 bxa3 19. Nxf6+ gxf6 20. bxa3 Re8 21. Qf3 Qxc2+ 22. Re2 Qf5 23. Qxf5 Bxf5 24. Rd2 Rac8 25. Rxd6 Rc3 26. Re1 Rxa3 27. Rd2 h5 28. Bd4 Rd8 29. Ree2 Rd6 30. Bc5 Rxd2 31. Rxd2 Ra4 32. a3 Rc4 33. Bd4 Kg7 34. Ke3 Kg6 35. Rb2 Be6 36. Rb6 Ra4 37. Bb2 Ra5 38. Rb4 Rc5 39. Rf4 f5 40. Rb4 Rc2 41. h4 Rg2 42. Be5 Ra2 43. Ra4 Bc8 44. Bf4 Rb2 45. Ra5 Rb3+ 46. Kd4 f6 47. Kc5 Rc3+ 48. Kd6 Rb3 49. Ke7 Rb7+ 50. Kd8 Be6 51. Rxa6 Bc4 52. Rc6 Bb5 53. Rd6 Ra7 54. Be5 Kf7 55. Rxf6+ Kg8 56. Rxf5 Rxa3 57. Rxh5 Kf7 58. Kc7 Bd3 59. Rg5 Ke6 60. h5 Ra5 61. Bf4 Rxg5 62. Bxg5 Be2 63. h6 Kf7 64. Kd6 Kg6 65. Bf4 Kh7 66. Ke7 Bd3 67. Kf6 Bg6 68. g4 1/2-1/2
2023.01.17 Titled Tue 17th Jan Late
1065169 Zierk, S (2488) Sarana, A (2668) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. exd5 Nxd5 6. O-O Bg4 7. h3 Bh5 8. Re1 Qd6 9. Nc3 Nxc3 10. bxc3 O-O-O 11. g4 Bg6 12. Ng5 Qf6 13. Qf3 Qxf3 14. Nxf3 f6 15. Be3 e4 16. Nh4 exd3 17. Nxg6 hxg6 18. Bxd3 Ne5 19. Be2 Rxh3 20. Kg2 Rh4 21. Rh1 Rxh1 22. Rxh1 g5 23. Rb1 b6 24. a4 Bd6 25. a5 Ng6 26. Bd3 Nh4+ 27. Kf1 Bf4 28. Bxf4 gxf4 29. Rb4 g5 30. Re4 Nf3 31. Re6 Rd6 32. Re8+ Kd7 33. Ra8 bxa5 34. Rxa7 Rd5 35. Ra8 Rc5 36. Rf8 Ke7 37. Ra8 Ne5 38. Bf5 Nc4 39. Ke2 Nd6 40. Bd3 Nf7 41. f3 Ne5 42. Be4 Rxc3 43. Rxa5 Re3+ 44. Kf2 Nxg4+ 45. Kg2 Ne5 46. Rc5 c6 47. Kf2 Ra3 0-1
2023.01.17 Titled Tue 17th Jan Late
1065225 Averjanov, A (2399) Zierk, S (2488) 0-1
1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 Bd6 6. O-O c6 7. b3 Qe7 8. a4 a5 9. Ba3 Bxa3 10. Nxa3 Na6 11. Nc2 b6 12. Nce1 O-O 13. Nd3 Ne4 14. Qc2 Bb7 15. Rac1 c5 16. Qb2 Rac8 17. Rfd1 Rfd8 18. e3 Nb4 19. dxc5 Nxd3 20. Rxd3 Nxc5 21. Rd2 dxc4 22. Rxc4 Rxd2 23. Nxd2 Bxg2 24. Kxg2 Qb7+ 25. Kg1 Rd8 26. Rd4 Rd5 27. Nc4 h6 28. Rxd5 Qxd5 29. Nxb6 Qd1+ 30. Kg2 Nd3 31. Qd4 Qe2 32. e4 Ne1+ 33. Kh3 Qg4# 0-1
2023.01.10 Titled Tue 10th Jan Late
1069200 Zierk, S (2488) Wu, Brandon (2123) 1-0
1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Bb5 e6 6. Be3 Ne7 7. c3 Bd7 8. Bxc6 Nxc6 9. Nf3 a5 10. O-O a4 11. Na3 Ra5 12. b4 axb3 13. axb3 Qa8 14. Nb5 Kd8 15. Nd6 Bxd6 16. cxd6 h6 17. Bb6+ Kc8 18. Bxa5 Nxa5 19. b4 b6 20. bxa5 bxa5 21. Qd4 1-0
2023.01.10 Titled Tue 10th Jan Late
1069493 Czernek, Tymon (2325) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. f4 Nc6 10. Nf3 Bd7 11. Be2 O-O-O 12. O-O Nge7 13. Ra2 f6 14. Qe1 Be8 15. g4 Bg6 16. Bd1 Be4 17. Bc1 Rdf8 18. Nd2 f5 19. Nxe4 fxe4 20. f5 exf5 21. gxf5 Nxf5 22. Bg4 g6 23. Bh6 Rf7 24. e6 Re7 25. Bg5 Rxe6 26. Rxf5 gxf5 27. Bxf5 Re8 28. Qh4 Kc7 29. Bxe6 Rxe6 30. Qxh7+ Ne7 31. Bf4+ Kb6 32. Rb2+ Ka6 33. Qf7 Qd7 34. Rb1 e3 35. Re1 Re4 36. Qf6+ b6 37. Qg5 e2 38. Kf2 Qe6 39. h4 Qf7 40. Kf3 Ng6 41. Rxe2 Nxf4 42. Rxe4 Ne6+ 43. Rf4 Nxg5+ 44. hxg5 Qh5+ 45. Rg4 Qh3+ 46. Kf4 Qxc3 47. g6 Qxd4+ 48. Kf5 Qg7 49. Rh4 Qd7+ 50. Kf4 Qd6+ 51. Kg5 Qe7+ 52. Kh5 d4 53. Rg4 Qe5+ 54. Kh6 Qh8+ 55. Kg5 d3 56. Rxc4 d2 0-1
2023.01.10 Titled Tue 10th Jan Late
1069670 Zierk, S (2488) Martinez Ramirez, L (2425) 1-0
1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 d5 5. Nbd2 Qd7 6. Nb3 a5 7. a4 c6 8. Bd3 Na6 9. O-O Nac5 10. Nxc5 Nxc5 11. Be2 Be7 12. Nd4 O-O 13. f4 f6 14. Nf3 Ne4 15. Be3 Bc5 16. Bxc5 Nxc5 17. c4 dxc4 18. Bxc4+ Kh8 19. Qe2 Qf5 20. Nd4 Qg4 21. Qe3 fxe5 22. Qxe5 b6 23. Rf3 Bf5 24. Rg3 Nd7 25. Qd6 Rf6 26. Rxg4 Rxd6 27. Nxf5 Rd2 28. Rxg7 Nf6 29. Rf7 Ng4 30. h3 Nf2 31. Re1 Rg8 32. Re3 Rxb2 33. Rfe7 Nxh3+ 34. Rxh3 Rgxg2+ 35. Kh1 1-0
2023.01.10 Titled Tue 10th Jan Late
1069830 Talibov, Shiroghlan (2316) Zierk, S (2488) 1-0
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 Qb6 7. O-O cxd4 8. Re1 Nge7 9. h4 dxc3 10. bxc3 Nf5 11. Bxf5 exf5 12. Nbd2 Be7 13. Nb3 Be6 14. Nbd4 O-O 15. Bg5 Bxg5 16. hxg5 Nxd4 17. Nxd4 Rac8 18. Re3 f4 19. Rd3 Rc4 20. Qd2 Rfc8 21. Rc1 Qa5 22. Rb1 b6 23. Rb3 g6 24. Rf3 Qc5 25. Qxf4 Qe7 26. Kh2 Bd7 27. g4 Ba4 28. Rb4 Rxb4 29. cxb4 Rc4 30. e6 fxe6 31. Qb8+ Be8 32. Qe5 Bd7 33. Rf6 Qxb4 34. Nxe6 Rc8 35. Rxg6+ Kf7 36. Qf6+ 1-0
2023.01.10 Titled Tue 10th Jan Late
1069968 Zierk, S (2488) Barrientos, S (2479) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc3 Nf6 7. a3 b6 8. Be3 Bb7 9. f3 Nc6 10. Rc1 Nxd4 11. Bxd4 Bd6 12. g3 h5 13. Bg2 h4 14. f4 hxg3 15. hxg3 Rxh1+ 16. Bxh1 Bc5 17. b4 Bxd4 18. Qxd4 Rc8 19. Na4 b5 20. Nb6 Rd8 21. c5 d6 22. c6 e5 23. fxe5 dxe5 24. Qc5 Bc8 25. Bf3 Be6 26. Rd1 Rxd1+ 27. Kxd1 Bc4 28. Nd5 Bxd5 29. exd5 e4 30. d6 Qb8 31. Qe5+ Kf8 32. c7 Qc8 33. Qe7+ Kg8 34. Qd8+ 1-0
2023.01.10 Titled Tue 10th Jan Late
1070184 Zierk, S (2488) Sai, KG (2379) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. O-O Bc5 10. Be3 Bb6 11. f3 Ng5 12. f4 Ne4 13. Nd2 c5 14. N4f3 Nxd2 15. Qxd2 d4 16. Bf2 Bb5 17. Rfe1 Bc6 18. Qd3 Qd5 19. e6 O-O 20. Re5 c4 21. Qd2 Qd6 22. Nxd4 fxe6 23. Rxe6 Qxf4 24. Qxf4 Rxf4 25. Rxc6 Bxd4 26. Bxd4 Rxd4 27. Rxc7 Re8 28. Rf1 h5 29. h3 Re2 30. Rff7 Rdd2 31. Rxg7+ Kf8 32. Rcf7+ Ke8 33. Rxa7 Kf8 34. Raf7+ Ke8 35. Rf5 Rxc2 36. Rxh5 Kf8 37. Rg4 Rxb2 38. Rc5 Rxa2 39. Rcxc4 Kf7 40. Rcf4+ Ke6 41. Re4+ Kf5 42. Rxe2 Rxe2 43. Kh2 Rc2 44. Ra4 Kg5 45. h4+ Kh5 46. Kh3 Rc3+ 47. g3 Rb3 48. Ra5+ Kh6 49. h5 Rb1 50. Kh4 Rh1+ 51. Kg4 Rb1 52. Ra6+ Kh7 53. Kh4 Rh1+ 54. Kg5 Ra1 55. Rxa1 1-0
2023.01.10 Titled Tue 10th Jan Late
1070297 Vachier Lagrave, M (2737) Zierk, S (2488) 1-0
1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Bg5 Be7 5. e3 c6 6. Bd3 d5 7. Nge2 O-O 8. O-O h6 9. Bf4 Nbd7 10. cxd5 Nxd5 11. Rc1 Nxf4 12. Nxf4 Nf6 13. Ng6 Re8 14. Nxe7+ Qxe7 15. Qb3 Kh8 16. Ne2 e5 17. dxe5 Qxe5 18. Nf4 Kh7 19. Rfd1 Bd7 20. Bc4 g5 21. Nh5 Nxh5 22. Rxd7+ Re7 23. Qxb7 Re8 24. Qxa7 Nf6 25. Rxe7+ Rxe7 26. Qd4 Qxd4 27. exd4 Ne4 28. Bd3 Rd7 29. Bxe4 fxe4 30. Rxc6 Rxd4 31. Rc1 h5 32. Ra1 Ra4 33. a3 h4 34. b3 Ra8 35. a4 Rb8 36. a5 1-0
2023.01.10 Titled Tue 10th Jan Late
1070426 Zierk, S (2488) Dimitrov, At (2269) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O Bd7 10. Bc4 Ne5 11. Bb3 Rc8 12. h4 h5 13. Bh6 Nc4 14. Bxc4 Rxc4 15. Bxg7 Kxg7 16. g4 hxg4 17. h5 Rh8 18. hxg6 fxg6 19. fxg4 Bxg4 20. e5 Nh5 21. Qg5 Qd7 22. e6 Bxe6 23. Nxe6+ Qxe6 24. Rde1 Qf6 25. Rxh5 Rxh5 26. Rxe7+ Qf7 27. Rxf7+ Kxf7 28. Qg2 Rc7 29. Ne4 Rd7 30. Qf3+ Rf5 31. Qh3 Kg7 32. Qc3+ Re5 33. Nxd6 Kf6 34. Nc4 Re7 35. b4 Kf5 36. Nxe5 Rxe5 37. Qf3+ Ke6 38. Qxb7 g5 39. Qxa7 Kf5 40. Qf7+ Ke4 41. b5 g4 42. b6 1-0
2023.01.10 Titled Tue 10th Jan Late
1070601 Averjanov, A (2399) Zierk, S (2488) 1/2-1/2
1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 Bd6 6. O-O c6 7. b3 Qe7 8. a4 a5 9. Ba3 Bxa3 10. Nxa3 O-O 11. Nc2 b6 12. Nce1 Na6 13. Nd3 Bb7 14. Rc1 Rac8 15. Qd2 Nb4 16. Nxb4 axb4 17. Qb2 Ne4 18. Ne5 Nc3 19. e3 c5 20. cxd5 Bxd5 21. Bxd5 exd5 22. Qd2 c4 23. f3 cxb3 24. Qb2 Nxa4 25. Qxb3 Nc3 26. Rc2 Qd6 27. Rb2 Ra8 28. Qxb4 Qxb4 29. Rxb4 b5 30. Rb3 Rfc8 31. Kg2 Ra2+ 32. Rf2 Rxf2+ 33. Kxf2 Kf8 34. Nd7+ Ke7 35. Nc5 Na4 36. Rxb5 Nxc5 37. dxc5 Ra8 38. Rb7+ Kf6 39. Rd7 Ra2+ 40. Kg1 Re2 41. Rxd5 Rxe3 42. Kf2 Rc3 43. g4 fxg4 44. fxg4 g5 45. Rf5+ Kg6 46. Rd5 Kf6 47. Rd6+ Ke5 48. Rh6 Kf4 49. h3 Rxc5 50. Rxh7 Rc2+ 51. Ke1 Kg3 52. Rh5 Rh2 53. Rxg5 Rxh3 54. Rg8 Rh2 55. g5 Kg4 56. g6 Rh6 57. Kf2 Kg5 58. g7 Kg6 59. Ke3 Rh7 60. Kf4 Rxg7 61. Rxg7+ Kxg7 1/2-1/2
2023.01.10 Titled Tue 10th Jan Late
1070744 Rustemov, A (2525) Zierk, S (2488) 1-0
1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 Bd6 6. O-O c6 7. Qc2 O-O 8. Ne5 Nbd7 9. Nd3 Qe7 10. Bf4 a5 11. Nd2 Ne4 12. Nf3 b6 13. Bxd6 Nxd6 14. Nfe5 Bb7 15. Rac1 Rac8 16. c5 bxc5 17. Nxd7 Qxd7 18. Nxc5 Qe7 19. e3 Ra8 20. Rfd1 Ba6 21. b3 Rfc8 22. Qd2 Ne4 23. Qe1 Nxc5 24. Rxc5 a4 25. b4 a3 26. Bf1 Qb7 27. Bxa6 Rxa6 28. Rb1 Rb6 29. Rb3 Rb8 30. Rxa3 Rxb4 31. Rac3 Rb1 32. Rc1 Qb2 33. Rxb1 Qxb1 34. Qxb1 Rxb1+ 35. Kg2 Rb6 36. Ra5 Kf7 37. Ra7+ Kf6 38. a4 Rb4 39. a5 Ra4 40. f4 Ra2+ 41. Kf3 Rxh2 42. a6 Ra2 43. Ra8 Kg6 44. a7 Kh5 45. Re8 Rxa7 46. Rxe6 Rc7 47. Re5 Kg6 48. g4 fxg4+ 49. Kxg4 Kf6 50. Rf5+ Ke6 51. Re5+ Kd6 52. Rh5 g6 53. Rh6 c5 54. dxc5+ Kxc5 55. Kf3 Re7 56. Rh1 Kd6 57. Ra1 Ke6 58. Ra6+ Kd7 59. Ra7+ Kd6 60. Ra6+ Kc5 61. Ra5+ Kc4 62. Ra4+ Kb5 63. Ra8 Rd7 64. Rc8 Kb4 65. Ke2 Kb5 66. Kd3 Kb6 67. Kd4 h5 68. Rg8 Rd6 69. Ke5 Kc5 70. Rc8+ Rc6 71. Rd8 Kc4 72. Rxd5 h4 73. Rd4+ Kc3 74. Rd1 Rc5+ 75. Ke4 h3 76. Rh1 Rh5 77. Kf3 Kd2 78. e4 Kd3 79. e5 g5 80. Kg4 Rh8 81. fxg5 Ke4 82. g6 Kxe5 83. Kg5 Ke6 84. g7 Rg8 85. Kg6 Ke7 86. Rxh3 Ra8 87. Re3+ Kd6 88. Kh7 Ra7 1-0
2023.01.10 Titled Tue 10th Jan Late
1070816 Zierk, S (2488) Vlassov, N (2283) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. f3 Nbd7 8. Qd2 Qc7 9. g4 h6 10. h4 b5 11. O-O-O Bb7 12. Be2 Ne5 13. g5 hxg5 14. hxg5 Rxh1 15. Rxh1 Nfd7 16. Nd5 Bxd5 17. exd5 Rc8 18. b3 Nb6 19. f4 Nxd5 20. Nxb5 axb5 21. Bxb5+ Nd7 22. Bd4 Nc3 23. Bc4 d5 24. Ba6 Ne4 25. Qd3 Qxf4+ 26. Kb2 Rd8 27. Bb5 Qxg5 28. Rh8 f6 29. Qh3 Qd2 30. Bb6 f5 31. Rxf8+ Kxf8 32. Qh8+ Kf7 33. Bxd8 Ndf6 34. Bb6 Qc3+ 35. Ka3 Qxc2 36. Bd4 Qc1+ 37. Ka4 Nc3+ 38. Ka5 Qa3+ 39. Ba4 Nxa4 40. bxa4 Qxa2 41. Bxf6 exf6 42. Qh7+ Ke6 43. Qxg6 Qd2+ 44. Kb6 Qb4+ 45. Kc7 Qxa4 46. Qg1 1-0
2023.01.03 Titled Tue 3rd Jan Early
1073873 Fernandez Garcia, Gumersindo (2172) Zierk, S (2488) 1-0
1. g3 d5 2. Bg2 Nf6 3. a3 e5 4. d3 c6 5. e3 Bd6 6. Ne2 h5 7. h3 Be6 8. Nd2 Nbd7 9. c4 dxc4 10. Nxc4 Bc7 11. b3 Nd5 12. Bb2 Qg5 13. h4 Qg6 14. Qc2 f6 15. e4 Ne7 16. Rd1 c5 17. Nc3 O-O 18. Ne3 Nc6 19. Ncd5 Bd6 20. Nc4 Bb8 21. O-O b5 22. Nce3 Nd4 23. Bxd4 exd4 24. Ne7+ Kf7 25. Nxg6 Kxg6 26. Nd5 Bd6 27. Nf4+ Bxf4 28. gxf4 Kh7 29. Qe2 Bf7 30. Bf3 Bxb3 31. Rb1 c4 32. Bxh5 Nc5 33. Qg4 Rh8 34. Qg6+ Kg8 35. Qf7+ Kh7 36. Kh2 Raf8 37. Qg6+ Kg8 38. Rg1 Rh7 39. e5 fxe5 40. f5 Nxd3 41. Qe6+ Kh8 42. Bg6 Rh6 43. h5 Nf4 44. Qe7 Rg8 45. f6 Nxh5 46. Bxh5 Rxh5+ 47. Kg3 gxf6+ 48. Kf3 Rf5+ 49. Ke2 Rgg5 50. Rh1+ Kg8 51. Qe8+ Kg7 52. Qh8+ Kf7 53. Rh7+ Ke6 54. Qe8+ Kd5 55. Rd7+ Ke4 56. Qa8+ Kf4 57. Qf3# 1-0
2023.01.03 Titled Tue 3rd Jan Early
1074069 Zierk, S (2488) Martin Duque, J (2385) 1-0
1. e4 c5 2. Nf3 b6 3. d4 cxd4 4. Nxd4 Bb7 5. Nc3 a6 6. a4 e6 7. Be3 Bb4 8. Qg4 Nf6 9. Qxg7 Rg8 10. Qh6 Rg6 11. Qh3 Nxe4 12. O-O-O Bxc3 13. bxc3 Qe7 14. Kb2 Nc6 15. Qxh7 O-O-O 16. Nb3 Qf6 17. Qh3 Qxc3+ 18. Kb1 Nb4 19. Bd3 Rh8 20. Qf3 Nxd3 21. Rxd3 Qxd3 22. cxd3 Nc3+ 23. Kb2 Nxa4+ 24. Ka3 Bxf3 25. gxf3 b5 26. Kb4 Rh4+ 27. Ka5 Kb7 28. Rc1 e5 29. d4 exd4 30. Nxd4 Nb6 31. Kb4 Nd5+ 32. Kb3 Nxe3 33. fxe3 Rxh2 34. Rd1 Kb6 35. Nf5 a5 36. Rxd7 a4+ 37. Ka3 Rc6 38. Nd4 Rc3+ 39. Kb4 Rc4+ 40. Ka3 Rh1 41. Rxf7 Ra1+ 42. Kb2 Rcc1 43. Rf6+ Kc5 44. Rc6+ Kb4 45. Rxc1 Ra3 46. Nc6# 1-0
2023.01.03 Titled Tue 3rd Jan Early
1074288 Berezin, V UKR (2307) Zierk, S (2488) 0-1
1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. a4 a5 9. Ba3 Bxa3 10. Nxa3 b6 11. Nc2 O-O 12. Nce1 Na6 13. Nd3 Bb7 14. Nde5 Rfd8 15. Qc1 Ne4 16. h4 Nb4 17. Qf4 c5 18. dxc5 bxc5 19. cxd5 Bxd5 20. Nc4 Rab8 21. Nxa5 Nc2 22. Rac1 Nd4 23. Nxd4 cxd4 24. Nc6 Bxc6 25. Rxc6 Nc3 26. Qe5 Qf6 27. Rxe6 Qxe5 28. Rxe5 Rxb3 29. a5 Ra3 30. Bb7 g6 31. a6 Kf7 32. Kg2 Kf6 33. f4 Ra2 34. Rf2 Nd1 35. Rf3 d3 36. Bd5 Rxe2+ 37. Kh3 Nf2+ 38. Kg2 Ng4+ 39. Kg1 Nxe5 40. fxe5+ Rxe5 41. Bb3 d2 42. Bd1 Re1+ 43. Rf1 Ra8 44. Kf2 Rxf1+ 45. Kxf1 Rxa6 46. Ke2 Rd6 47. Bc2 Ke5 48. Bd1 f4 49. gxf4+ Kxf4 50. h5 gxh5 51. Kf2 h4 0-1
2023.01.03 Titled Tue 3rd Jan Early
1074471 Zierk, S (2488) Leenhouts, K (2438) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 Be7 9. O-O-O b5 10. g4 Nxd4 11. Bxd4 Bb7 12. g5 Nh5 13. Kb1 O-O 14. Ne2 e5 15. Be3 d5 16. exd5 Rfd8 17. Qc3 Qd7 18. Qxe5 Bd6 19. Qd4 Rac8 20. Ng3 Bxg3 21. hxg3 Nxg3 22. Bd3 Nxh1 23. Rxh1 Qxd5 24. Qh4 Qxf3 25. Qxh7+ Kf8 26. Re1 f6 27. Bc5+ Rxc5 28. Qh8+ 1-0
2023.01.03 Titled Tue 3rd Jan Early
1074668 Liyanage, Ranindu Dilshan (2358) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. Ne2 Nge7 7. O-O Bf5 8. a3 Bxc3 9. bxc3 O-O 10. Ng3 Bxd3 11. cxd3 Qd7 12. Qf3 Rfe8 13. Rb1 b6 14. h4 Qe6 15. Bf4 Nf5 16. Bxc7 Nxh4 17. Qh5 Ng6 18. c4 Qd7 19. cxd5 Nxd4 20. d6 Nf4 21. Qg5 Nf3+ 0-1
2023.01.03 Titled Tue 3rd Jan Early
1074979 Zierk, S (2488) Sadykov, Ra (2345) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 O-O 11. O-O Bg4 12. f3 Bh5 13. Bg5 Qb6+ 14. Kh1 Ne4 15. Nxe4 dxe4 16. Bxe4 Qxb2 17. Rb1 Qxa3 18. Rxb7 Qa6 19. Rc7 Rac8 20. Rxc8 Rxc8 21. Bf5 Rf8 22. Re1 Bg6 23. Bd7 Qc4 24. Qd6 Qb4 25. Rd1 Qxd6 26. Rxd6 Ne5 27. Ba4 Rc8 28. Bf4 Nc4 29. Rd4 h6 30. h4 Nb6 31. Bb5 Bxc2 32. Kh2 Bf5 33. g4 Be6 34. Kg3 a5 35. h5 Bc4 36. Bxc4 Rxc4 37. Rd6 Rb4 38. Bd2 Rb5 39. Rd8+ Kh7 40. Rb8 Rb2 41. Bc3 Rb3 42. Bxa5 Rb5 43. Bxb6 1-0
2023.01.03 Titled Tue 3rd Jan Early
1075213 Pranav, V (2545) Zierk, S (2488) 0-1
1. d4 e6 2. Nf3 f5 3. e3 Nf6 4. b3 b6 5. Bb2 Bb7 6. Nbd2 Be7 7. Bd3 O-O 8. c4 c5 9. O-O Ne4 10. Qc2 d5 11. cxd5 exd5 12. Rad1 Nd7 13. Bb5 Rc8 14. Bxd7 Qxd7 15. Ne5 Qe6 16. f3 cxd4 17. Qd3 Nxd2 18. Rxd2 Qxe5 19. Bxd4 Qe6 20. h3 Bf6 21. Kh1 Bxd4 22. Qxd4 Rfe8 23. Re1 Qe5 24. Qa4 f4 25. Rde2 Bc6 26. Qxa7 Qc7 27. Qa6 fxe3 28. Qd3 Re7 29. Rxe3 Rce8 30. Rxe7 Rxe7 31. Rc1 Qd6 32. a4 h6 33. Qa6 Qf4 34. Rg1 Qb4 35. Qc8+ Be8 36. Qd8 Re5 37. f4 Qxf4 38. Qxb6 d4 39. a5 d3 40. a6 Qf6 41. Qb8 d2 42. a7 Re1 43. a8=Q Rxg1+ 44. Kh2 Rh1+ 45. Kxh1 d1=Q+ 46. Kh2 Qfd6+ 47. Qxd6 Qxd6+ 48. Kh1 Kf7 49. Qa7+ Qe7 50. Qf2+ Qf6 51. Qa7+ Kg6 52. Qb8 Bc6 53. Kh2 Kh7 54. b4 Qg6 55. Qg3 Qxg3+ 56. Kxg3 Kg6 57. Kf2 Kf5 58. g3 Ke4 59. Ke2 Bb5+ 60. Kf2 g5 61. g4 Kf4 0-1
2023.01.03 Titled Tue 3rd Jan Early
1075278 Naroditsky, D (2622) Zierk, S (2488) 1-0
1. Nf3 e6 2. d4 f5 3. Bf4 Nf6 4. e3 Be7 5. h3 O-O 6. Be2 d6 7. c4 Nbd7 8. Nc3 b6 9. O-O Bb7 10. Ng5 e5 11. Ne6 Qe8 12. Nxf8 Bxf8 13. Bh2 Qg6 14. Bf3 e4 15. Be2 Qf7 16. b4 g5 17. f3 Qg6 18. fxe4 fxe4 19. Bg4 Nxg4 20. Qxg4 Nf6 21. Qf5 Bg7 22. c5 bxc5 23. bxc5 Ba6 24. Rf2 Bd3 25. cxd6 cxd6 26. Bxd6 g4 27. Nd5 Qxf5 28. Ne7+ Kh8 29. Nxf5 Nd5 30. hxg4 Bf6 31. g3 Rg8 32. Rc1 Rxg4 33. Rc5 Nb6 34. Nh6 Rg6 35. Rxf6 Rxf6 36. Be5 Nd7 37. Bxf6+ Nxf6 38. Nf5 h5 39. d5 Kg8 40. d6 Kf7 41. Re5 1-0
2023.01.03 Titled Tue 3rd Jan Early
1075479 Zierk, S (2488) Atanasov, Anthony (2361) 1-0
1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 Bc5 5. Bc4 Nxf2 6. Bxf7+ Kxf7 7. Qd5+ Kg6 8. Qxc5 Nxh1 9. Nc3 h6 10. Qc4 Kh7 11. Qe4+ Kg8 12. Be3 d5 13. Nxd5 c6 14. Nf4 Bg4 15. Rd1 Nd7 16. Ng6 Bxf3 17. gxf3 Qe8 18. Ke2 Qe6 19. Rxh1 Re8 20. Rg1 Nxe5 21. Nxh8 Kxh8 22. Bd4 Qc4+ 23. Kf2 c5 24. Bxe5 Qxe4 25. Bxg7+ 1-0
2023.01.03 Titled Tue 3rd Jan Early
1075673 Zierk, S (2488) Narayanan, SL (2669) 0-1
1. e4 g6 2. d4 Bg7 3. Nc3 a6 4. Be3 b5 5. Qd2 Bb7 6. f3 d6 7. h4 h6 8. h5 g5 9. f4 gxf4 10. Bxf4 Nd7 11. Nf3 c5 12. dxc5 Nxc5 13. O-O-O Rc8 14. e5 b4 15. Nd5 b3 16. Bc4 bxc2 17. Rde1 Ne6 18. Qb4 Rxc4 19. Qxc4 Bxd5 20. Qxd5 Nxf4 21. Qc6+ Kf8 22. Qxc2 dxe5 23. Rd1 Qb8 24. Qb3 Qc8+ 25. Kb1 Bf6 26. g3 Ne6 27. Rc1 Qa8 28. Nh4 Bxh4 29. gxh4 Nf6 30. Rhg1 Nd4 31. Qe3 Qb8 32. Rc5 Nd7 33. Rd5 Qc7 34. Qc3 Qb7 35. Rxe5 Nxe5 36. Qxd4 Qb8 37. Re1 f6 38. Qd5 Rg8 39. Rc1 Qe8 40. Qe6 Qf7 41. Qf5 e6 42. Qf4 Kg7 0-1
2023.01.03 Titled Tue 3rd Jan Early
1075871 Aradhya, Garg (2325) Zierk, S (2488) 0-1
1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. Nc3 d5 5. Bf4 c6 6. e3 Bd6 7. Be5 O-O 8. Bd3 Ne4 9. O-O Be7 10. Qb3 Kh8 11. Rfc1 Nd7 12. Ne2 Nxe5 13. dxe5 g5 14. Qc2 Bd7 15. Rd1 Be8 16. Ng3 Bg6 17. Nd4 Qc8 18. cxd5 exd5 19. f3 Nxg3 20. hxg3 c5 21. Nb5 Qc6 22. f4 c4 23. Nd4 cxd3 24. Qxc6 bxc6 25. Nxc6 Bc5 26. Rxd3 Rfc8 27. Na5 Bb6 28. Nb3 Rc2 29. a4 Re2 30. Nd4 Rxb2 31. a5 Bc5 32. Ne6 Rb5 33. Nxg5 Bh5 34. Kh2 Be2 35. Rxd5 Be7 36. Rxb5 Bxb5 37. Ne6 Rc8 38. Nd4 Bd3 39. Ra2 Be4 40. Rb2 Kg8 41. a6 Rc3 42. Rb8+ Kf7 43. Rb7 Rxe3 44. Rxa7 Rd3 45. Nb5 Kf8 46. Rc7 Rd2 47. a7 Rxg2+ 48. Kh3 Ra2 49. Nd6 Bg2+ 50. Kh2 Bd5+ 51. Kg1 Bxd6 0-1
2023.01.03 Titled Tue 3rd Jan Late
1075995 Zierk, S (2488) Blanco, Cr (2325) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Re1 a6 6. Bf1 Ng6 7. c3 Be7 8. d4 cxd4 9. cxd4 d6 10. Nc3 O-O 11. g3 b5 12. h4 b4 13. Ne2 Bf6 14. h5 Nge7 15. h6 g6 16. Be3 d5 17. e5 Bh8 18. Nf4 Nf5 19. Nd3 Nxe3 20. Rxe3 Ne7 21. Bh3 a5 22. Rc1 Bd7 23. Nc5 Rc8 24. Re2 Nf5 25. Bxf5 exf5 26. Qd2 Qe7 27. Qf4 Bb5 28. Rec2 f6 29. e6 a4 30. Qe3 Rc6 31. Nh4 Rfc8 32. Ng2 g5 33. Qf3 b3 34. axb3 axb3 35. Rc3 Bc4 36. Ne3 Rxc5 37. dxc5 Qxe6 38. Nxc4 dxc4 39. Rxc4 f4 40. gxf4 g4 41. Qxb3 f5 42. Rb4 Qxb3 43. Rxb3 Rc6 44. Rb6 1-0
2023.01.03 Titled Tue 3rd Jan Late
1076262 Fiorito, Francisco (2295) Zierk, S (2488) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Bd3 Bd6 8. O-O Qc7 9. Nf3 Ne7 10. c4 dxe4 11. Bxe4 f5 12. Bc2 c5 13. Re1 O-O 14. Qe2 Nc6 15. Bg5 e5 16. Rad1 e4 17. Bxe4 fxe4 18. Qxe4 Kh8 19. Qd5 Bf4 20. Bxf4 Qxf4 21. Qxc6 Bg4 22. Rd3 Qxc4 23. Rde3 Qxa2 24. Ne5 Bh5 25. Nd3 Bg6 26. Ne5 Bh5 27. Nd3 Rac8 28. Qb7 c4 29. Ne5 Rb8 30. Qe7 Qxb2 31. f3 c3 32. Nd7 Qb7 33. Nxb8 Qxe7 34. Rxe7 Rxb8 35. Rxa7 Bg6 36. Rc7 c2 37. Kf2 h6 38. Rc1 Rb2 39. Ke3 Kh7 40. Kd2 h5 41. g3 Rb3 42. f4 h4 43. gxh4 Rh3 44. R1xc2 Rxh2+ 45. Kc1 Bxc2 46. Rxc2 Rxh4 47. Rf2 Kg6 48. Kd2 Kf5 49. Ke3 Rh3+ 50. Rf3 Rh1 51. Rg3 Re1+ 52. Kf2 Re7 53. Kf3 Ra7 54. Rg5+ Kf6 55. Kg4 Ra1 56. Rf5+ Ke6 57. Re5+ Kf6 58. Rf5+ Ke6 59. Re5+ Kf6 60. Rf5+ 1/2-1/2
2023.01.03 Titled Tue 3rd Jan Late
1076437 Suvorov, Alexander (2338) Zierk, S (2488) 0-1
1. Nf3 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. b3 O-O 7. Bb2 c6 8. d4 Qe7 9. Ne5 a5 10. Nd2 b6 11. Rc1 Bb7 12. Ndf3 Ne4 13. Nd3 Nd7 14. e3 g5 15. Nfe5 g4 16. cxd5 cxd5 17. Nxd7 Qxd7 18. Ne5 Qb5 19. f3 gxf3 20. Bxf3 Rac8 21. Rxc8 Bxc8 22. g4 Ba6 23. Bg2 Qe8 24. Rf3 Ng5 25. Rf2 Bxe5 26. dxe5 Qg6 27. h4 Ne4 28. Bxe4 dxe4 29. Rg2 f4 30. exf4 Rxf4 31. Bc1 Rf1+ 32. Qxf1 Bxf1 33. Kxf1 Qg7 34. Bf4 Qc7 35. Rf2 h5 36. gxh5 Qc3 37. Kg2 b5 38. Bh6 Qxe5 39. Bg5 b4 40. h6 Qd5 41. Kg3 Qd3+ 42. Kg4 e3 43. Rf3 Qe4+ 44. Rf4 Qg2+ 45. Kh5 Qe2+ 46. Kg6 Qc2+ 47. Kf6 e2 48. Ke7 Qc5+ 49. Ke8 e1=Q 50. Rf7 Qc8+ 51. Ke7 Qc7+ 0-1
2023.01.03 Titled Tue 3rd Jan Late
1076508 Zierk, S (2488) Rendle, T (2388) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. e5 f6 5. Nf3 fxe5 6. dxe5 Nh6 7. Bd3 Nf7 8. Qe2 Bc5 9. h4 Nd4 10. Nxd4 Bxd4 11. Bf4 a6 12. Qg4 O-O 13. Qh5 Nh6 14. Bxh6 gxh6 15. O-O-O Bxc3 16. bxc3 Qe7 17. Qxh6 Qg7 18. Qe3 Qf7 19. Rh3 Qxf2 20. Qg5+ Kh8 21. Rf1 Qxf1+ 22. Bxf1 Rxf1+ 23. Kb2 Bd7 24. Qe7 Bc6 25. Rg3 Rg8 26. Rxg8+ Kxg8 27. Qxe6+ Kg7 28. Qe7+ Rf7 29. Qg5+ Kf8 30. e6 Rf1 31. Qd8+ Kg7 32. Qxc7+ Kf6 33. Qf7+ 1-0
2023.01.03 Titled Tue 3rd Jan Late
1076736 Khripachenko, Alexander (2219) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd7 7. O-O Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. c3 Bc5 12. Be3 O-O 13. Re1 b6 14. Qf3 Bb7 15. Qh3 e5 16. Ne6 Bxe3 17. Nxf8 Qxh3 18. gxh3 Bf4 19. Ne6 fxe6 20. Bxe6+ Kf8 21. Rad1 Ke7 22. Bc4 Rc8 23. Be2 e4 24. Rd4 Rc5 25. h4 g5 26. h5 g4 27. Rb4 b5 28. a4 Rxh5 29. axb5 Bxh2+ 30. Kf1 a5 31. Rc4 Bd6 32. Kg1 e3 33. Rc6 Bxc6 34. bxc6 exf2+ 35. Kxf2 Rf5+ 36. Kg2 Kd8 37. Rd1 Kc7 38. Rd4 h5 39. b4 Rd5 40. Rc4 a4 41. b5 Rxb5 42. Rxa4 Rb2 43. Kf1 Nd5 0-1
2023.01.03 Titled Tue 3rd Jan Late
1076986 Zierk, S (2488) Naroditsky, D (2622) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Bg4 6. Qb3 Qc7 7. h3 Bh5 8. Ne2 Bxe2 9. Bxe2 e6 10. Nd2 Bd6 11. Nf3 O-O 12. Be3 Nc6 13. O-O Ne4 14. Ng5 Nxg5 15. Bxg5 Rab8 16. a4 a6 17. Qd1 b5 18. axb5 axb5 19. b4 Ne7 20. Qd2 Rfc8 21. Ra3 Nf5 22. g4 Ne7 23. Rfa1 Ng6 24. Qe3 h6 25. Ra7 Rb7 26. Rxb7 Qxb7 27. Bd3 hxg5 28. Bxg6 Bf4 29. Qe2 fxg6 30. Qxe6+ Kh7 31. Ra6 Rf8 32. Qxg6+ Kg8 33. Rb6 Qd7 34. Qd3 Rb8 35. Ra6 Qe7 36. Rc6 Qe1+ 37. Kg2 Rf8 38. Qf3 Kh8 39. Qxd5 Be3 40. Rh6+ gxh6 41. Qe5+ Kg8 42. Qe6+ Kg7 43. Qe7+ Rf7 44. Qe5+ Kf8 45. Qh8+ Ke7 46. Qe5+ Kd8 47. Qb8+ Kd7 48. Qb7+ Kd6 49. Qxf7 Bf4 50. Qf6+ Qe6 51. Qd8+ Kc6 52. Qa8+ Kb6 53. Qa5+ Kc6 54. Qa6+ Kd7 55. Qxb5+ Kc7 56. Qc5+ Kd7 57. Kf3 Qe1 58. Qf5+ Kc7 59. Qf7+ Kb6 60. Qg6+ Kb5 61. Qd3+ Ka4 62. d5 Qe7 63. Qa6+ Kb3 64. Qe6 Qd6 65. b5 Kxc3 66. b6 Qc5 67. b7 Qc4 68. Qc8 Bc7 69. Qh8+ Kc2 70. Qh7+ Kd2 71. Qe4 Qc3+ 72. Kg2 Qb3 73. Qd4+ Ke2 74. Qe4+ Kd2 75. d6 Bxd6 76. Qd4+ Qd3 77. Qb2+ Ke1 78. b8=Q Bxb8 79. Qb4+ Qd2 80. Qb1+ Qd1 81. Qxb8 Qd5+ 82. Kg1 Qe4 83. Qb2 Qd3 84. Qc1+ Ke2 85. Qf1+ Kd2 86. Qxd3+ Kxd3 87. Kg2 Ke4 88. Kg3 Kd3 89. f4 Ke4 90. f5 Ke5 91. Kf3 Kf6 92. Ke4 1-0
2023.01.03 Titled Tue 3rd Jan Late
1077127 Caruana, F (2766) Zierk, S (2488) 0-1
1. c4 e6 2. Nc3 f5 3. g3 Nf6 4. Bg2 d5 5. cxd5 exd5 6. d4 Bd6 7. Bf4 Bxf4 8. gxf4 c6 9. Nf3 O-O 10. e3 a5 11. Ne5 Ne4 12. O-O Nd7 13. f3 Nd6 14. Rf2 Nxe5 15. dxe5 Nc4 16. Qd4 Qb6 17. Na4 Qa7 18. Re1 Qxd4 19. exd4 Re8 20. Bf1 Be6 21. Nc5 b6 22. Nxe6 Rxe6 23. Rc2 b5 24. a4 bxa4 25. Bxc4 dxc4 26. Rxc4 Rb8 27. Re2 Rb4 28. Rec2 Re8 29. Kf2 Reb8 30. Rxc6 Rxb2 31. Rxb2 Rxb2+ 32. Ke3 Rb3+ 33. Ke2 a3 34. Rc5 Rb2+ 35. Kd3 Rb3+ 36. Ke2 Rb2+ 37. Ke3 Rb3+ 38. Kf2 Rb2+ 39. Kg3 a2 40. Rxa5 Rd2 41. Ra8+ Kf7 42. Ra7+ Ke6 43. h4 h5 44. Ra6+ Ke7 45. Ra7+ Ke6 46. Ra5 g6 47. Ra6+ Kd5 48. Ra4 Re2 49. Kh3 Rf2 50. Kg3 Re2 51. Ra8 Kxd4 52. e6 Kc3 53. e7 Kb2 54. Rb8+ Kc1 55. Ra8 Kb1 56. Rb8+ Kc1 57. e8=Q Rxe8 58. Rxe8 a1=Q 59. Re1+ Kb2 60. Rxa1 Kxa1 61. Kf2 Kb2 62. Ke3 Kc3 63. Ke2 Kc2 64. Ke3 Kd1 65. Kd3 Ke1 66. Ke3 Kf1 67. Kd4 Kf2 68. Ke5 Kxf3 69. Kf6 Kxf4 70. Kxg6 Kg4 0-1
2023.01.03 Titled Tue 3rd Jan Late
1077241 Vachier Lagrave, M (2737) Zierk, S (2488) 1-0
1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nc6 6. Ne2 Bf5 7. Nbc3 Nb6 8. Bb3 e6 9. O-O Qd7 10. Be3 Nb4 11. Qd2 N4d5 12. Ng3 Bg6 13. Nce4 O-O-O 14. Rfc1 Kb8 15. Nc5 Bxc5 16. dxc5 Nxe3 17. Qxe3 Nd5 18. Qd4 c6 19. Re1 Qc7 20. a3 Ne7 21. Qf4 Qa5 22. Rac1 Qd2 23. Qh4 Nd5 24. Bxd5 Rxd5 25. b4 Rxe5 26. Red1 Qg5 27. Qd4 Rd5 28. Qxg7 Rhd8 29. Qa1 h5 30. Nf1 h4 31. Ne3 h3 32. g3 Rxd1+ 33. Rxd1 Rxd1+ 34. Qxd1 a5 35. Qd4 axb4 36. axb4 Qe7 37. f4 Ka7 38. Nc4 Bh5 39. Qa1+ Kb8 40. Qh8+ Ka7 41. Qxh5 Qd8 42. Nd6 Qf6 43. Qe5 Qg6 44. Qa1+ Kb8 45. f5 Qg4 46. fxe6 Qxb4 47. Qh8+ Ka7 48. Nc8+ Ka6 49. Qa1+ Kb5 50. Nd6+ Kxc5 51. exf7 Qb3 52. f8=Q Qf3 53. Qxf3 1-0
2023.01.03 Titled Tue 3rd Jan Late
1077387 Zierk, S (2488) Bluebaum, M (2661) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. g3 Nc6 8. Nf3 e5 9. dxe5 fxe5 10. Qxd8+ Bxd8 11. Bb5 f6 12. O-O-O Be7 13. Nc3 a6 14. Bxc6+ bxc6 15. Nh4 Kf7 16. Rhe1 Rb8 17. Re4 Bd6 18. Rc4 Rb6 19. Ne4 Be6 20. Ra4 Be7 21. Rd3 f5 22. Rf3 Bxh4 23. gxh4 Ke7 24. Ng5 Rg8 25. Re3 h6 26. Nf3 e4 27. Nd4 Rg1+ 28. Kd2 c5 29. Nxe6 Kxe6 30. Rg3 Rh1 31. Rxa6 Rxh2 32. Rg6+ Ke5 33. Raxb6 cxb6 34. Ke1 b5 35. Rxh6 f4 36. Rh5+ Kd4 37. c3+ Kc4 38. b3+ Kxc3 39. Rxc5+ Kd4 40. Rxb5 Rh1+ 41. Kd2 Rh2 42. Rb4+ Ke5 43. Rb5+ Kd4 44. Rb4+ Ke5 45. Ke1 Rh1+ 46. Ke2 f3+ 47. Kd2 Rf1 48. Rb8 Rxf2+ 49. Kc3 Rxa2 50. Rf8 f2 51. h5 e3 52. h6 e2 0-1
2023.01.03 Titled Tue 3rd Jan Late
1077477 Zierk, S (2488) Kosteniuk, A (2519) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 Bg4 11. h3 Bd7 12. Bd3 Ba5 13. O-O Bxc3 14. bxc3 Ne7 15. Qc2 f5 16. exf6 Nxf6 17. Ne5 Be6 18. f4 Ne4 19. Bxe4 dxe4 20. Qxe4 Bd5 21. Qd3 Nf5 22. Bf2 Nd6 23. c4 Be4 24. Qe3 Bf5 25. g4 Bc8 26. f5 Qe8 27. Rae1 b6 28. c5 Nf7 29. Qf3 Ba6 30. Ng6 Ng5 31. Qb3+ Qf7 32. Nxf8 Qxb3 33. axb3 Nf3+ 34. Kg2 Nxe1+ 35. Rxe1 Kxf8 36. Bg3 bxc5 37. dxc5 Bb7+ 38. Kf2 Rc8 39. b4 a6 40. h4 Bc6 41. h5 Bd7 42. Be5 Kf7 43. Kf3 Re8 44. Kf4 Bb5 45. g5 c6 46. Rd1 Re7 47. Rd8 g6 48. fxg6+ hxg6 49. h6 1-0
2023.01.03 Titled Tue 3rd Jan Late
1077563 Bryakin, M (2463) Zierk, S (2488) 0-1
1. b3 d5 2. Bb2 Bf5 3. f3 Nf6 4. g4 Bg6 5. Nh3 e6 6. Nf4 Nxg4 7. h4 Bd6 8. e3 Bxf4 9. exf4 Nf6 10. Qe2 Nbd7 11. Nc3 Nh5 12. Qh2 Qf6 13. f5 Qxf5 14. Qxc7 Qe5+ 15. Qxe5 Nxe5 16. Bb5+ Nc6 17. Ne2 O-O 18. Bxc6 bxc6 19. d3 c5 20. Kf2 c4 21. dxc4 dxc4 22. Bd4 Bxc2 23. bxc4 Bd3 24. Rhc1 Rfd8 25. Be3 Rac8 26. c5 Nf6 27. Nf4 Bb5 28. Rd1 e5 29. Rxd8+ Rxd8 30. Ne2 Nd5 31. Rd1 Bxe2 32. Rxd5 Rxd5 33. Kxe2 Kf8 34. c6 Ke8 35. Bxa7 Ra5 36. Bb8 Rxa2+ 37. Ke3 f6 38. Bd6 Ra4 39. c7 Kd7 40. Bf8 Kxc7 41. Bxg7 Rf4 42. h5 Kd7 43. h6 Ke6 44. Bf8 Ra4 45. Bg7 f5 0-1
2022.12.27 Titled Tue 27th Dec Early
1085708 Zierk, S (2488) Sadovsky, Artem (2276) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 dxe4 6. Nxe4 Nd7 7. Bc4 Ngf6 8. Nxf6+ Nxf6 9. O-O O-O 10. c3 Qc7 11. Re1 c5 12. dxc5 Qxc5 13. Qb3 e6 14. Bf4 Nd5 15. Be5 b6 16. Bxg7 Kxg7 17. Bxd5 Qxd5 18. Qxd5 exd5 19. Rad1 Be6 20. Nd4 Rfe8 21. Re3 Rad8 22. Rde1 Bd7 23. Rxe8 Rxe8 24. Rxe8 Bxe8 25. f4 Kf6 26. Kf2 Ke7 27. Ke3 f6 28. Nc2 Kd6 29. Kd4 Bd7 30. Ne3 Be6 31. h4 Kc6 32. g4 Kd6 33. g5 fxg5 34. hxg5 Kc6 35. Ke5 d4 36. Nc2 Bxa2 37. Nb4+ Kd7 38. Nxa2 d3 39. c4 1-0
2022.12.27 Titled Tue 27th Dec Early
1085959 Vlassov, N (2283) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bd6 6. O-O Nge7 7. Re1 Bg4 8. c3 Qd7 9. Nbd2 O-O-O 10. b4 Rde8 11. b5 Nd8 12. Qa4 Kb8 13. Ne5 Bxe5 14. dxe5 Bf5 15. Bf1 Ng6 16. Nf3 Be4 17. Be3 b6 18. Nd4 Nxe5 19. f3 Bg6 20. Bf4 Nd3 21. Nc6+ Nxc6 22. bxc6 Qc8 23. Bxd3 Bxd3 24. Qd4 Qf5 25. g4 Qf6 26. Qxd3 Qxc6 27. Bg3 Kb7 28. Kg2 h5 29. Rxe8 Rxe8 30. gxh5 Rh8 31. Re1 Qc5 32. Re5 Rd8 33. h4 Rd7 34. Qe3 Qa3 35. Qd4 Qxa2+ 36. Kh3 a5 37. Qg4 Rd6 38. Re7 Rc6 39. Qf4 Qc4 40. Rxf7 a4 41. Rxg7 a3 42. Qf5 a2 43. Rg8 Qf1+ 44. Kg4 Rc4+ 45. Kg5 Qc1+ 46. Bf4 Qxf4+ 47. Qxf4 Rxf4 48. Kxf4 a1=Q 49. h6 Qc1+ 50. Kf5 Qxh6 51. Rg4 Qf8+ 52. Ke5 Qxf3 53. Rg5 Qxc3+ 54. Kxd5 Qh3 55. h5 b5 56. Ke5 b4 57. Kf6 b3 58. Rb5+ Kc6 59. Rb8 Qxh5 60. Rxb3 Qh4+ 61. Ke5 Qc4 62. Rh3 Kc5 63. Rh7 Qd4+ 64. Ke6 Qe4+ 0-1
2022.12.27 Titled Tue 27th Dec Early
1086088 Zierk, S (2488) Odegov, Artem (2286) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 cxd4 8. Qxg7 Rg8 9. Qxh7 Qc7 10. Ne2 Nbc6 11. f4 dxc3 12. Qd3 d4 13. Rb1 Bd7 14. Nxd4 Nxd4 15. Qxd4 Nf5 16. Qf2 Qc6 17. Rg1 Qd5 18. Bd3 Bc6 19. Rb3 b6 20. Rxc3 O-O-O 21. Bd2 Kb7 22. g3 Nd4 23. Kd1 Qa2 24. Bc1 Ba4 25. Qd2 Kb8 26. Rc4 Nf3 27. Qe3 Nxg1 28. Rxa4 Nh3 29. Rb4 Qd5 30. Bd2 Rd7 31. a4 Qg2 32. Kc1 Qg1+ 33. Qxg1 Nxg1 34. a5 Nf3 35. Be3 Kc8 36. axb6 axb6 37. Ra4 Nxh2 38. Ra8+ Kb7 39. Rxg8 Nf3 40. Be4+ Ka6 41. Bxf3 1-0
2022.12.27 Titled Tue 27th Dec Early
1086264 Soto Hernandez, H (2483) Zierk, S (2488) 0-1
1. Nf3 d5 2. g3 Nf6 3. Bg2 Bg4 4. O-O c6 5. d4 e6 6. Nbd2 Nbd7 7. Re1 Be7 8. e4 dxe4 9. Nxe4 Nxe4 10. Rxe4 Nf6 11. Re1 O-O 12. c3 c5 13. Qb3 Bxf3 14. Bxf3 cxd4 15. cxd4 Rb8 16. Bf4 Bd6 17. Be5 Qe7 18. Rac1 Rfd8 19. Rc2 h6 20. Kg2 Nd7 21. a3 Nxe5 22. dxe5 Bc5 23. Ree2 b6 24. Qb5 a5 25. Re4 Rd5 26. Qe2 Rbd8 27. Rec4 Rd4 28. Rxd4 Rxd4 29. Be4 Qd8 30. f4 Rd1 31. Bf3 Rd4 32. Kh3 g6 33. Be4 Kg7 34. Bf3 h5 35. Kg2 h4 36. a4 Rxa4 37. Rd2 Rd4 38. Rxd4 Qxd4 39. Kh3 hxg3 40. hxg3 a4 41. Qc2 Qe3 42. Qe4 Qf2 43. Qc6 Bb4 44. Qxa4 Be1 0-1
2022.12.27 Titled Tue 27th Dec Early
1086460 Zierk, S (2488) Martinez Alcantara, Jose Eduardo (2597) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e6 6. c4 Be7 7. Nc3 O-O 8. Be2 Nc6 9. Be3 d5 10. cxd5 exd5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Nxd5 cxd5 14. O-O Bf6 15. Bd4 Rb8 16. Rc1 Re8 17. Re1 Bf5 18. b3 g6 19. Bxf6 Qxf6 20. Qxd5 Rbd8 21. Qc5 Rc8 22. Qf2 Rxc1 23. Rxc1 Qb2 24. Re1 Qd2 25. Kf1 Qxa2 26. Bc4 Qxf2+ 27. Kxf2 Rxe1 28. Kxe1 Kf8 29. Kd2 Ke7 30. Kc3 f6 31. Kb4 Kd6 32. Kb5 Bc8 33. f4 g5 34. g3 h6 35. b4 gxf4 36. gxf4 Bb7 37. Bf7 Bc8 38. Bc4 Bb7 39. Be2 Ke6 40. Bg4+ Kd6 41. Bh3 h5 42. Ka5 h4 43. Kb5 Kc7 44. Kc5 Be4 45. Be6 Bf3 46. Bd5 Bg4 47. Be4 Be6 48. Bd3 Bf7 49. Bf5 Bb3 50. Bg4 Bf7 51. Bf3 Be6 52. Bd5 Bg4 53. Bc4 Bf3 54. Kd4 Kd6 55. Ke3 Bd5 56. Bd3 Bh1 57. Be4 Bxe4 58. Kxe4 Ke6 59. f5+ Kd6 60. Kf4 Kd5 61. Kg4 Kc4 62. Kxh4 Kxb4 63. Kg4 a5 64. h4 a4 65. h5 a3 66. h6 a2 67. h7 a1=Q 68. h8=Q Qg1+ 69. Kf3 Qf1+ 70. Ke4 Qe2+ 71. Kf4 Qe5+ 72. Kg4 Qe4+ 73. Kg3 Qe5+ 74. Kg4 Qe4+ 75. Kg3 Qe3+ 76. Kg4 Qg5+ 77. Kf3 Qxf5+ 78. Ke3 Qe5+ 79. Kf3 Kc3 80. Qc8+ Kd2 81. Qd7+ Ke1 82. Qd3 Qh5+ 83. Kf4 Qg5+ 84. Kf3 Qh5+ 85. Kf4 Qh4+ 86. Kf3 Qh3+ 87. Ke4 Qg4+ 88. Ke3 Qg3+ 89. Kd4 Qe5+ 90. Kc4 Kf2 91. Qh7 Kg3 92. Qg6+ Kf3 93. Qf7 f5 94. Kb3 f4 95. Qh5+ Qxh5 0-1
2022.12.27 Titled Tue 27th Dec Early
1086474 Preotu, Razvan (2493) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. h4 Qxc2 10. dxc5 Ne7 11. h5 h6 12. Rc1 Qe4+ 13. Qxe4 dxe4 14. Rh4 Nd7 15. Rxe4 Nxc5 16. Rd4 Nc6 17. Rb1 Nxd4 18. cxd4 Nd7 19. Bb4+ Ke8 20. Rc1 Nb6 21. Bd6 Bd7 22. Rc7 Rc8 23. Rxb7 Rc1+ 24. Ke2 Bb5+ 25. Kd2 Rxf1 26. Rb8+ Kd7 27. Rxh8 Rxg1 28. Rf8 Nc4+ 29. Kc3 Nxd6 30. exd6 Rxg2 31. Rxf7+ Kxd6 0-1
2022.12.27 Titled Tue 27th Dec Early
1086657 Zierk, S (2488) Zubritskiy, A (2438) 1-0
1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. dxc5 d4 6. Nb5 e5 7. c3 Bxc5 8. cxd4 exd4 9. e5 Ng4 10. Bf4 O-O 11. Bd3 Bb4+ 12. Kf1 f6 13. e6 Nce5 14. Nxe5 fxe5 15. Qxg4 Rxf4 16. Qh5 e4 17. Bc4 Qe7 18. g3 Rf6 19. Nxd4 g6 20. Qe5 Bc5 21. Rd1 Kg7 22. Qxe4 Bxe6 23. Nxe6+ 1-0
2022.12.27 Titled Tue 27th Dec Early
1086818 Bluebaum, M (2657) Zierk, S (2488) 1-0
1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nc6 6. Nc3 Nb6 7. Bb5 e6 8. Nge2 Bd7 9. a3 Ne7 10. Bxd7+ Qxd7 11. O-O O-O-O 12. b4 f5 13. exf6 gxf6 14. Ne4 Ned5 15. Nc5 Qf7 16. Qb3 Rg8 17. a4 Bd6 18. a5 Nd7 19. a6 Bxh2+ 20. Kxh2 Qh5+ 21. Qh3 Qxe2 22. axb7+ Kb8 23. Nxe6 Qxf1 24. Qf3 N7b6 25. Bb2 Qb5 26. Nc5 Nxb4 27. Bc3 N4d5 28. Bd2 Nc4 29. Be1 Rd6 30. Rc1 Ncb6 31. Ra1 Nb4 32. Bxb4 Rd5 33. Be1 Qc6 34. Ra3 Rxc5 35. dxc5 Qxc5 36. Qxf6 1-0
2022.12.27 Titled Tue 27th Dec Early
1086893 Zierk, S (2488) Shipov, S (2541) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Nb5 Bc7 8. Nf3 Nc6 9. Nxc7+ Qxc7 10. Bb5 Bd7 11. Bxc6 bxc6 12. Qxd4 c5 13. Qg4 Kf8 14. O-O cxb4 15. axb4 Ne7 16. Be3 Ng6 17. h4 h6 18. h5 Ne7 19. Bc5 Bb5 20. Rfe1 Kg8 21. Nd4 Bc4 22. Nxe6 fxe6 23. Qxe6+ Kh7 24. Bxe7 Rhe8 25. Qf5+ Kh8 26. Bc5 a5 27. e6 a4 28. Re3 d4 29. Bxd4 Qd6 30. Bxg7+ 1-0
2022.12.27 Titled Tue 27th Dec Early
1087074 Pakleza, Z (2496) Zierk, S (2488) 0-1
1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 e6 5. Nd2 Bd6 6. Bg3 O-O 7. Ngf3 Qc7 8. Be2 Nbd7 9. c4 Bxg3 10. hxg3 e5 11. cxd5 cxd4 12. exd4 e4 13. Rc1 Qd6 14. Ne5 Nxe5 15. dxe5 Qxe5 16. Nc4 Qxd5 17. O-O Be6 18. Qb3 Qg5 19. Qxb7 Bxc4 20. Rxc4 e3 21. Qf3 exf2+ 22. Qxf2 Rad8 23. Qf4 Qa5 24. Bf3 Qxa2 25. b4 Rfe8 26. Rc7 Qa6 27. Rfc1 Qb6+ 28. Kh2 Rd4 29. Qg5 h6 30. Qc5 Rxb4 31. Rxa7 Qb8 32. Qc7 Rf8 33. Qxb8 Rbxb8 34. Rcc7 Nh7 35. Bd5 Ng5 36. g4 Rbd8 37. Rd7 Rxd7 38. Rxd7 Re8 39. Rc7 g6 40. Bc4 Re4 41. Kg3 Kg7 42. Bf1 Rd4 43. Bc4 Ne4+ 0-1
2022.12.27 Titled Tue 27th Dec Early
1087192 Zierk, S (2488) Firouzja, Alireza (2785) 0-1
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Bg4 6. Qb3 Qc7 7. h3 Bd7 8. Ne2 Nc6 9. Bf4 e5 10. dxe5 Nxe5 11. Bxe5 Qxe5 12. Nd2 Bc5 13. Nf3 Qd6 14. O-O O-O 15. Rad1 Rfe8 16. Ned4 a6 17. Bf5 Bc6 18. Rfe1 g6 19. Bd3 Kg7 20. Qc2 Bd7 21. Qd2 Ne4 22. Bxe4 dxe4 23. Ng5 Bxd4 24. Nxe4 Qd5 25. Qxd4+ Qxd4 26. Rxd4 Bc6 27. Re3 f5 28. Nd6 Rxe3 29. fxe3 Kf6 30. Kf2 Ke6 31. h4 b5 32. g3 Rf8 33. Ke2 h6 34. e4 f4 35. gxf4 Rxf4 36. e5 Rf8 37. Rg4 g5 38. hxg5 Kxe5 39. Rd4 hxg5 40. a3 g4 41. Rd3 g3 42. Rxg3 Kxd6 43. Rg5 Rf6 44. b3 Bd5 45. a4 Bxb3 46. axb5 axb5 47. Kd3 Bc4+ 48. Kd4 Kc6 49. Rc5+ Kb6 50. Re5 Rd6+ 51. Ke4 Rd3 0-1
2022.12.20 Titled Tue 20th Dec Early
1092442 Zierk, S (2488) Pein, Jonathan (2252) 1-0
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. O-O O-O 8. Re1 Re8 9. h3 Nc6 10. Nxc6 bxc6 11. Bg5 h6 12. Bf4 Rb8 13. Bb3 Nd7 14. Qd2 g5 15. Be3 a5 16. f4 gxf4 17. Bxf4 Qf6 18. Kh1 Nc5 19. Rf1 Nxb3 20. axb3 Qd4 21. Qxd4 Bxd4 22. Bxh6 Bxc3 23. bxc3 Rxe4 24. Rxa5 Be6 25. Rg5+ Kh7 26. Rf6 Rg8 27. Rxg8 Kxg8 28. Rf2 c5 29. Bg5 Kf8 30. Kh2 Kg7 31. Bd8 c6 32. Be7 c4 33. b4 d5 34. Bc5 Kg6 35. Bd4 Re1 36. g4 f5 37. gxf5+ Bxf5 38. h4 Rc1 39. h5+ Kxh5 40. Rxf5+ Kg4 41. Rf2 Rd1 42. Kg2 Rc1 43. Re2 Rd1 44. Kf2 Rh1 45. Re6 Rh2+ 46. Ke3 Rxc2 47. Rxc6 Kf5 48. Rd6 Rc1 49. Rxd5+ 1-0
2022.12.20 Titled Tue 20th Dec Early
1092566 Dilanian, G (2174) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bd6 6. O-O Bg4 7. Re1+ Nge7 8. h3 Bh5 9. c3 Qd7 10. Bg5 f6 11. Be3 O-O-O 12. Nbd2 g5 13. Qa4 Kb8 14. b4 Nxd4 15. Qa3 Nxf3+ 16. Nxf3 Nc8 17. Nd4 Bg6 18. Bb5 c6 19. Ba4 Nb6 20. Bd1 Nc4 21. Qa4 Nxe3 22. Rxe3 Rhe8 23. Bg4 f5 24. Rxe8 Rxe8 25. Be2 g4 26. h4 g3 27. f3 Qe7 28. Kf1 Qe3 29. Nxc6+ bxc6 30. Ke1 Qxe2# 0-1
2022.12.20 Titled Tue 20th Dec Early
1092845 Zierk, S (2488) Budrewicz, K (2184) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. h4 Nf6 7. Bh6 Bxh6 8. Qxh6 Nbd7 9. a3 Bb7 10. f3 e5 11. O-O-O Qe7 12. Nh3 O-O-O 13. Qe3 Kb8 14. Nf2 Nh5 15. Nd3 Nb6 16. dxe5 dxe5 17. Qc5 Qxc5 18. Nxc5 Rxd1+ 19. Kxd1 Rd8+ 20. Bd3 Nd7 21. Nxd7+ Rxd7 22. b4 Rd6 23. Ne2 Nf6 24. Kd2 h6 25. Nc1 Nd7 26. Nb3 Bc8 27. Ke3 Kb7 28. c4 c6 29. Rc1 Rf6 30. g3 Kb8 31. Na5 Bb7 32. c5 Nf8 33. Rd1 Kc7 34. Bb1 Bc8 35. Ba2 Be6 36. Bxe6 Nxe6 37. Rd6 g5 38. hxg5 hxg5 39. Nxc6 Rh6 40. Nxe5 Rh3 41. Nxf7 Nf8 42. Nxg5 Rxg3 43. Kf4 Rg1 44. Rxa6 Ra1 45. Ne6+ Nxe6+ 46. Rxe6 Rxa3 47. Rb6 Rc3 48. Rxb5 1-0
2022.12.20 Titled Tue 20th Dec Early
1093066 Zierk, S (2488) Pranav, V (2545) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 Be6 8. g4 Be7 9. Bg2 h6 10. Be3 Nbd7 11. Ng3 Rc8 12. Nf5 Bxf5 13. exf5 Qc7 14. h4 Nb6 15. g5 hxg5 16. hxg5 Rxh1+ 17. Bxh1 Nfd7 18. Qh5 d5 19. Nxd5 Nxd5 20. Bxd5 Qa5+ 21. c3 Qxd5 22. Rd1 Qc6 23. g6 fxg6 24. fxg6 Nf8 25. Qxe5 Qxg6 26. Kf1 Kf7 27. Qd5+ Qe6 28. Qxb7 Ke8 29. Bd4 Qh3+ 30. Ke2 Kf7 31. Rg1 Ne6 32. Be3 Qh5+ 33. Ke1 Rd8 34. Qb3 Qf5 35. Ke2 Qd3+ 36. Kf3 Rd5 37. Rg3 Rg5 38. Qb7 Nc5 39. Qc6 Rxg3+ 40. Kxg3 Ne4+ 41. Kg2 Nf6 42. Bd4 Qg6+ 43. Kf1 Qb1+ 44. Kg2 Qxa2 45. Bxf6 gxf6 46. b4 Qe6 47. Qb7 f5 48. b5 axb5 49. Qxb5 Qe4+ 50. Kf1 Kf6 51. Qb6+ Qe6 52. Qd4+ Kg6 53. c4 Qe4 54. Qxe4 fxe4 55. f3 e3 0-1
2022.12.20 Titled Tue 20th Dec Early
1093226 Matinian, N (2425) Zierk, S (2488) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. h4 cxd4 9. cxd4 Nc6 10. c3 Qxd1+ 11. Kxd1 Nge7 12. h5 h6 13. g4 f6 14. f4 Bd7 15. Nf3 Rc8 16. exf6 gxf6 17. g5 fxg5 18. fxg5 hxg5 19. Nxg5 e5 20. Rb1 b6 21. dxe5 Nxe5 22. Rb4 Nc4 23. Bxc4 dxc4 24. h6 Nd5 25. Rb2 Rc6 26. h7 Bf5 27. Kc1 a6 28. Be1 Nf4 29. Rbh2 Rg6 30. Bd2 Nd3+ 31. Kd1 Kf8 32. Rf1 Rf6 33. Ne6+ Kf7 34. Ng5+ Kg7 35. Rg1 Bg6 36. Be3 Rd6 37. Bd4+ Rxd4 38. cxd4 b5 39. Ne6+ Kf6 40. Nf8 Rxf8 41. h8=Q+ Rxh8 42. Rxh8 Be4 43. Re8 Bd5 44. Rf1+ Kg5 45. Re7 Kg6 46. Re3 Kg5 47. Rg3+ Kh4 48. Rg7 b4 49. Rf8 1-0
2022.12.20 Titled Tue 20th Dec Early
1093282 Zierk, S (2488) Martinez Ramirez, L (2421) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 g6 7. g4 Bg7 8. Bg2 h5 9. g5 Nfd7 10. Be3 Nc6 11. Nxc6 bxc6 12. Bd4 Bxd4 13. Qxd4 e5 14. Qxd6 Qxg5 15. O-O Qf6 16. Qxf6 Nxf6 17. f4 Be6 18. f5 Bc4 19. Rfd1 Rd8 20. b3 Bb5 21. a4 Kf8 22. Rxd8+ 1-0
2022.12.20 Titled Tue 20th Dec Early
1093537 Fernandez De La Vara, Arnaldo (2462) Zierk, S (2488) 0-1
1. Nf3 d5 2. c4 d4 3. g3 Nc6 4. Bg2 e5 5. O-O f5 6. d3 Nf6 7. Bg5 Be7 8. Nbd2 O-O 9. Ne1 h6 10. Bxf6 Bxf6 11. Nc2 a5 12. a3 a4 13. Rb1 Qd6 14. Re1 Na5 15. Nb4 c6 16. Qxa4 Be6 17. Qc2 Rfe8 18. Na2 b6 19. b4 Nb7 20. c5 bxc5 21. bxc5 Qxc5 22. Qxc5 Nxc5 23. Nb4 Rxa3 24. Rec1 Na4 25. Bxc6 Rd8 26. Nc4 Bxc4 27. Rxc4 Nc3 28. Rb2 e4 29. Kg2 e3 30. Nc2 Ra6 31. Kf3 exf2 32. Kg2 Nd1 33. Rb7 Ne3+ 34. Nxe3 dxe3 35. Rc1 Ra2 36. Kf3 Rc2 0-1
2022.12.20 Titled Tue 20th Dec Early
1093689 Zierk, S (2488) Han, Yichen (2423) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Kh8 8. Nc3 Bg4 9. h3 Bh5 10. Be3 Nd4 11. Bxd4 exd4 12. Nd5 Nxd5 13. Bxd5 c6 14. Bb3 f5 15. exf5 d5 16. g4 Bf7 17. Nxd4 Bf6 18. c3 Bxd4 19. cxd4 Qb6 20. Qc2 Qxd4 21. Qc3 Qf4 22. Re7 h5 23. Qc1 Qf3 24. Re3 Qf4 25. Rg3 Qb4 26. f6 h4 27. fxg7+ Kxg7 28. Qg5+ Bg6 29. Re3 Qxb3 30. Rae1 Qxb2 31. Re7+ Rf7 32. Rxf7+ Kxf7 33. Re7+ Kf8 34. Rc7 Bf7 35. Qe7+ Kg7 36. Qxf7+ Kh6 37. Qh5# 1-0
2022.12.20 Titled Tue 20th Dec Early
1093813 Keymer, Vincent (2696) Zierk, S (2488) 0-1
1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. Nc3 Bg4 5. cxd5 cxd5 6. Qb3 Nc6 7. Qxb7 Bd7 8. Bb5 Rb8 9. Qxc6 Bxc6 10. Bxc6+ Nd7 11. Ne5 Rb7 12. Bxb7 Nxe5 13. Bxd5 e6 14. Be4 f5 15. Bc2 Nd3+ 16. Ke2 Nb4 17. Ba4+ Kf7 18. d4 Qg5 19. g3 h5 20. a3 Qg4+ 21. f3 Qh3 22. Rf1 Nd3 23. Bd2 Nxb2 24. Bb3 Qxh2+ 25. Rf2 Qxg3 26. Ra2 Nd3 27. Kxd3 Qxf2 28. d5 e5 29. d6+ Kg6 30. Bd5 Bxd6 31. e4 f4 0-1
2022.12.20 Titled Tue 20th Dec Early
1093989 Tari, A (2659) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Nh6 6. a3 Bxc3 7. Bxc3 cxd4 8. Qxd4 Nc6 9. Qf4 g5 10. Qg3 Nf5 11. Qh3 Qb6 12. Bd3 d4 13. Bd2 Nxe5 14. Bxf5 exf5 15. O-O-O Nc4 16. Bb4 a5 17. Qb3 Be6 18. Qa4+ Bd7 19. Re1+ Ne3 20. Qb3 Be6 21. Qa4+ Bd7 22. Qb3 axb4 23. fxe3 O-O 24. Nf3 Be6 25. Qxb4 Qxb4 26. axb4 dxe3 27. Kb1 Ba2+ 28. Kc1 Bd5 29. Kb1 Bxf3 30. gxf3 f4 31. h4 h6 32. Rd1 Rfd8 33. c3 Rxd1+ 34. Rxd1 g4 35. fxg4 f3 36. Kc2 e2 0-1
2022.12.20 Titled Tue 20th Dec Early
1094185 Zierk, S (2488) Martinez Alcantara, Jose Eduardo (2597) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 f5 11. exf6 Nxf6 12. Bxc6 bxc6 13. Ne5 Ba6 14. Qa4 Qc8 15. Qxc6 Rd8 16. O-O-O Rd6 17. Qa4 c5 18. dxc5 Bxc5 19. Bxc5 Qxc5 20. Qd4 Qa5 21. Kb1 Rb8 22. Ka1 Rb4 23. Qxa7 Rb7 24. Qa8+ Rd8 25. Nc6 Qxa2+ 26. Kxa2 Rxa8 27. Kb1 Ne4 28. Nxe4 dxe4 29. Ne5 Re7 30. Rd5 Rae8 31. Nc6 Rf7 32. Nb4 Bb7 33. Rd2 e3 34. fxe3 Be4+ 35. Ka2 Rb7 36. Kb3 Bg6 37. Rd4 Rxe3+ 38. Kc4 Re8 39. Rhd1 Rc8+ 40. Kd5 h6 41. Ke5 Re7+ 42. Kf4 Rf8+ 43. Kg4 Bf5+ 44. Kg3 Re3+ 45. Kf2 Rb3 46. R1d2 Bg6+ 47. Kg1 Re3 48. h3 Kh7 49. Nd5 Re1+ 50. Kh2 Rff1 51. Kg3 Bf7 52. Rf4 Be6 53. Rxf1 Rxf1 54. Nf4 Bf7 55. Rd7 Kg8 56. Rd8+ Kh7 57. Rd7 Bb3 58. Nh5 Kg6 59. Nxg7 Bf7 60. Rxf7 Kxf7 61. Nh5 Rb1 62. Nf4 Rxb2 63. Kg4 Rb5 64. g3 Kf6 65. h4 Rb4 66. Kh5 Rb8 67. Nd5+ Ke6 68. Nf4+ Kf6 69. Nd5+ Kg7 70. Nf4 Rb3 71. Kg4 Ra3 72. Nh5+ Kf7 73. Nf4 Kf6 74. Nh5+ Ke5 75. Nf4 Ke4 76. Nh5 Ra8 77. Nf4 Rg8+ 78. Kh5 Rxg3 79. Ng6 Kf5 80. Ne7+ Kf6 81. Nd5+ Kg7 82. Ne7 Kh7 83. Nf5 Rg6 84. Ne3 Rf6 85. Kg4 Re6 86. Nf5 Ra6 87. Kh5 Ra5 88. Kg4 Kg6 89. h5+ Kh7 90. Ng3 Ra4+ 91. Kf5 Ra3 92. Kg4 Ra1 93. Ne4 Kg7 94. Ng3 Kf6 95. Ne4+ Ke5 96. Ng3 Rb1 97. Kf3 Rb4 98. Nf1 Kf5 99. Ne3+ Kg5 100. Nd5 Ra4 101. Kg3 Kxh5 102. Nf4+ Kg5 103. Nh3+ Kf5 104. Nf2 Ra3+ 105. Kh4 Rb3 106. Kh5 Rf3 0-1
2022.12.06 Titled Tue 6th Dec Late
1108176 Reprintsev, A (2330) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 dxe4 5. a3 Be7 6. Nxe4 Nf6 7. Qd3 Nxe4 8. Qxe4 Nd7 9. Bd2 Nf6 10. Qd3 O-O 11. O-O-O Rb8 12. Nf4 b5 13. Bb4 Bxb4 14. axb4 Qd6 15. Qd2 Bb7 16. f3 Rfd8 17. Be2 Qa6 18. Kb1 e5 19. Nd3 Rxd4 20. c3 Rd6 21. Qc2 Bd5 22. b3 Qa3 23. Nc5 a5 24. Qb2 axb4 25. Qxa3 bxa3 26. Ka2 Rc6 27. Nd3 Rxc3 28. Kxa3 Rxb3+ 0-1
2022.12.06 Titled Tue 6th Dec Late
1108384 Zierk, S (2488) Mendez Fortes, E (2250) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O d6 6. c3 O-O 7. h3 Bb6 8. Re1 Ne7 9. Nbd2 Ng6 10. a4 c6 11. Bc4 d5 12. Bb3 Bc7 13. Qc2 Kh8 14. Nf1 h6 15. Ng3 Be6 16. Be3 Bd6 17. Rad1 c5 18. exd5 Nxd5 19. Ne4 Rc8 20. Bc1 Bb8 21. Bc4 f5 22. Ng3 Qf6 23. Qb3 Ndf4 24. Bxe6 Nxe6 25. Qxb7 Nef4 26. Qb5 a6 27. Qc4 Kh7 28. a5 Rce8 29. Qxc5 Nh4 30. Nxh4 Qxh4 31. Qc6 e4 32. dxe4 Nxh3+ 33. gxh3 Bxg3 34. Re2 Bb8 35. e5 Qxh3 36. Qg2 Qh5 37. Rde1 f4 38. Qe4+ Kh8 39. Bxf4 Re6 40. Bg3 Rg6 41. Re3 Re8 42. Qf3 Qh3 43. e6 Bxg3 44. fxg3 Rf6 45. Qg2 Qg4 46. e7 Rf7 47. Qc6 Rexe7 48. Rxe7 Qxg3+ 49. Qg2 Qf4 50. Rxf7 Qxf7 51. Qa8+ Kh7 52. Qe4+ g6 53. Qe7 Kg8 54. Qxf7+ Kxf7 55. Rd1 Ke7 56. Rd4 g5 57. Rb4 Kd6 58. Rb6+ Ke5 59. Rxa6 Kf4 60. Rb6 h5 61. a6 Kg3 62. a7 h4 63. a8=Q h3 64. Qb8+ 1-0
2022.12.06 Titled Tue 6th Dec Late
1108476 Zierk, S (2488) Popilski, G (2443) 1-0
1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 d5 5. Nbd2 Nc5 6. Be2 Ne6 7. O-O c5 8. c4 d4 9. Ne4 Nc6 10. Bd3 Be7 11. Ng3 O-O 12. Qe2 f6 13. Qe4 g6 14. exf6 Rxf6 15. Re1 Qf8 16. h4 Bd6 17. h5 Nf4 18. Bxf4 Bxf4 19. hxg6 Bxg3 20. gxh7+ Kh8 21. fxg3 Bf5 22. Qe2 Qg7 23. Bxf5 Rxf5 24. Qe4 Raf8 25. Qh4 Nb4 26. Re7 Qg6 27. Rxb7 Nc2 28. Rc1 Ne3 29. b4 Nxg2 30. Kxg2 Rxf3 31. bxc5 Rf2+ 32. Kg1 R2f3 33. Qxd4+ R3f6 34. Qe5 Qg4 35. Rf1 Qxc4 36. Rxf6 1-0
2022.12.06 Titled Tue 6th Dec Late
1108578 Jobava, Ba (2578) Zierk, S (2488) 1-0
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Nc3 Bb4 6. Bb5 Ne7 7. Bg5 f6 8. Bf4 Bg4 9. h3 Bh5 10. a3 Bd6 11. Bxd6 Qxd6 12. O-O O-O 13. Be2 Qf4 14. g3 Qh6 15. Re1 Rad8 16. Kg2 Rfe8 17. Nb5 Rd7 18. Nh4 Bf7 19. Bg4 f5 20. Nxf5 Nxf5 21. Rxe8+ Bxe8 22. Bxf5 Re7 23. Qf3 Bf7 24. Rd1 Na5 25. b3 c6 26. Nc3 b6 27. Rd3 Qc1 28. Re3 Rxe3 29. Qxe3 Qxa3 30. Qe5 g6 31. Bd7 Qb2 32. Qb8+ Kg7 33. Qe5+ Kg8 34. Qb8+ Kg7 35. Qxa7 Kf6 36. Qc7 Kg5 37. Qf4+ 1-0
2022.12.06 Titled Tue 6th Dec Late
1108659 Zierk, S (2488) Suder, Jakub (2244) 1-0
1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nb6 8. Bb3 dxe5 9. Nxe5 Nc6 10. Nxc6 bxc6 11. O-O c5 12. Be3 c4 13. Bxc4 Nxc4 14. Qa4+ Qd7 15. Qxc4 Bb7 16. Nc3 Be7 17. Rfd1 Bf6 18. d5 Rc8 19. Qg4 exd5 20. Qxd7+ Kxd7 21. Nxd5 Bxd5 22. Rxd5+ Ke6 23. Rd2 Rhd8 24. Re2 Kf5 25. Bxa7 Ra8 26. Bc5 Rxa2 27. g4+ Kxg4 28. Rxa2 1-0
2022.12.06 Titled Tue 6th Dec Late
1108820 Van Dael, Siem (2345) Zierk, S (2488) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. h4 b6 9. h5 Ne7 10. h6 gxh6 11. Nf3 Nbc6 12. Bd3 Ba6 13. Rxh6 cxd4 14. cxd4 Bxd3 15. cxd3 Qxd1+ 16. Rxd1 Nf5 17. Rf6 Ncxd4 18. Ng5 O-O 19. g4 Nh4 20. Bb4 Nc2+ 21. Kd2 Nxb4 22. axb4 Ng6 23. f4 Kg7 24. Rh1 h6 25. Nf3 a5 26. bxa5 Rxa5 27. f5 Nxe5 28. Nxe5 Kxf6 29. Nd7+ Ke7 30. Nxf8 Kxf8 31. Rxh6 Ke7 32. f6+ Kd6 33. Rh7 Ra4 34. Rxf7 Rxg4 35. Rb7 Rf4 36. Rxb6+ Ke5 37. Ke3 d4+ 38. Ke2 Kxf6 39. Rb5 Rh4 40. Kf3 e5 41. Rb8 Rh3+ 42. Ke2 Rh2+ 43. Kf3 Rd2 44. Ke4 Re2+ 45. Kd5 Re3 46. Rf8+ Kg5 47. Rf1 Kg4 48. Rf8 Kg3 49. Rf5 Rxd3 50. Kxe5 Rd1 51. Ke4 d3 52. Ke3 d2 53. Ke2 Rh1 1/2-1/2
2022.12.06 Titled Tue 6th Dec Late
1108973 Zierk, S (2488) Gallo Garcia, Kemel Antonio (2323) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 Bd7 9. Nc3 Na5 10. Ba2 b4 11. Nd5 Nxd5 12. Bxd5 Rb8 13. Be3 c6 14. Ba2 b3 15. Bxb3 Nxb3 16. cxb3 c5 17. Nd2 O-O 18. f4 f6 19. Qc2 Qb6 20. fxe5 fxe5 21. Qc4+ Kh8 22. Rxf8+ Rxf8 23. Rf1 Rxf1+ 24. Kxf1 h6 25. Qf7 Qd8 26. Nc4 Be8 27. Qd5 Bh5 28. Ke1 Qf8 29. Qe6 Bh4+ 30. Kd2 Qf1 31. Qc8+ Kh7 32. Qf5+ Qxf5 33. exf5 Be7 34. h3 Be8 35. Nb6 Bc6 36. g3 Bd8 37. Nc8 Bc7 38. Kc3 Bg2 39. h4 Kg8 40. b4 cxb4+ 41. Kxb4 Kf7 42. Bb6 Bb8 43. Ba7 Bc7 44. Bb6 Bb8 45. Bd8 Bb7 46. Nb6 d5 47. Kc5 e4 48. dxe4 dxe4 49. Kd4 Bxg3 50. Nc4 Bf2+ 51. Ne3 g6 52. fxg6+ Kxg6 53. b4 Bc6 54. b5 axb5 55. a5 b4 56. Bb6 b3 57. Kc3 Bxe3 58. Bxe3 Bd5 59. a6 Kh5 60. a7 Kxh4 61. Bxh6 Kg4 62. Bc1 Kf3 63. Kd4 Ba8 64. Kc3 b2 65. Kxb2 e3 66. Bxe3 Kxe3 67. Kc3 Ke4 68. Kd2 Ke5 69. Ke2 Kd6 70. Kd2 Kc7 71. Ke2 Kb7 72. Kd2 Ka6 73. Ke2 Bb7 74. Kd2 Kxa7 1/2-1/2
2022.12.06 Titled Tue 6th Dec Late
1109054 Zierk, S (2488) Domingo Nunez, Ruben (2384) 0-1
1. e4 c6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. Be3 a6 6. a4 a5 7. h4 h5 8. Nf3 Nh6 9. Qd2 Ng4 10. Bg5 Qb6 11. Be2 Na6 12. O-O e5 13. c5 dxc5 14. dxe5 Nxe5 15. Qd6 Qc7 16. Qd2 O-O 17. Nxe5 Qxe5 18. Rad1 Be6 19. Bf4 Qd4 20. Qc1 Qb4 21. Bh6 Rfd8 22. Bxg7 Kxg7 23. Qg5 Rxd1 24. Rxd1 Qxb2 25. Qe5+ Kg8 26. Bxa6 bxa6 27. Qxc5 Bg4 28. Rd6 Qc1+ 29. Kh2 Qf4+ 30. g3 Qf3 31. Qe3 Qxe3 32. fxe3 Rc8 33. Kg2 Kf8 34. Kf2 Ke7 35. e5 Bf5 36. e4 Bd7 37. Ke3 Rb8 38. Ne2 Rb3+ 39. Kf4 c5 40. Rxa6 Bg4 41. Nc1 Rc3 42. Na2 Rc2 43. Ra7+ Kf8 44. Rxa5 Be6 45. Kg5 Bxa2 46. Kh6 Be6 47. Ra8+ Ke7 48. Ra7+ Kd8 49. a5 Kc8 50. a6 Ra2 51. Kg7 Kb8 52. Rb7+ Ka8 53. Rc7 Rxa6 54. Rxc5 Ra4 55. Rc7 Rxe4 56. Kf6 Rg4 0-1
2022.11.22 Titled Tue 22nd Nov Early
1119326 Zierk, S (2488) Vlassov, N (2283) 0-1
1. e4 Nc6 2. d4 d5 3. Nc3 Nf6 4. e5 Nd7 5. Nxd5 Ndb8 6. Ne3 Qxd4 7. Qxd4 Nxd4 8. f4 c6 9. Bd3 g6 10. Ne2 Nxe2 11. Kxe2 Bg7 12. a4 Nd7 13. a5 Nc5 14. Bc4 Be6 15. Bd2 O-O-O 16. Rhd1 Rhe8 17. g3 f6 18. Bb4 Bxc4+ 19. Nxc4 Na6 20. Rxd8+ Kxd8 21. Bc3 fxe5 22. Bxe5 Bf6 23. Kf3 Nb4 24. Rd1+ Nd5 25. Ne3 Bxe5 26. fxe5 Rf8+ 27. Ke2 Kc7 28. Nxd5+ cxd5 29. Rxd5 Rf5 30. c4 Kc6 31. b4 a6 32. Ke3 Rf1 33. Rd4 Rb1 34. c5 Rb2 35. h3 g5 36. Kf3 h5 37. h4 Rb3+ 38. Kf2 g4 39. e6 Rf3+ 40. Kg2 Re3 41. Rf4 Re2+ 42. Kf1 Rxe6 43. Rf5 Rf6 44. Rxf6+ exf6 45. Ke2 Kb5 46. Ke3 Kxb4 47. Kf4 Kxc5 48. Kf5 b5 49. Kg6 b4 50. Kxh5 b3 51. Kg6 b2 52. h5 b1=Q+ 53. Kg7 Qb7+ 54. Kg6 Qe4+ 55. Kxf6 Qh7 0-1
2022.11.22 Titled Tue 22nd Nov Early
1119530 Yeritsyan, Hayk (2250) Zierk, S (2488) 0-1
1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h3 O-O 5. e3 d6 6. c3 Nbd7 7. Be2 Re8 8. O-O b6 9. Bh2 Bb7 10. Nbd2 e5 11. Nc4 Ne4 12. Nfd2 Nxd2 13. Nxd2 Qe7 14. Bf3 e4 15. Be2 a5 16. Rc1 f5 17. a4 Nf6 18. Nc4 Kh8 19. Na3 Rf8 20. Nb5 Rad8 21. c4 g5 22. Qc2 c6 23. Nc3 Ba6 24. Rfe1 Qe6 25. d5 Qc8 26. dxc6 Qxc6 27. b3 Nd7 28. Nd5 Nc5 29. Red1 Rf7 30. Bh5 Rff8 31. Be2 Rf7 32. Rd2 Bc8 33. Bh5 Rb7 34. Rcd1 Be6 35. Be2 Rbd7 36. Bg3 h6 37. Bh2 Bf7 38. Nc3 Na6 39. Nd5 Nb4 40. Nxb4 axb4 41. Qb1 d5 42. cxd5 Rxd5 43. Rxd5 Rxd5 44. Bc4 Rxd1+ 45. Qxd1 Bxc4 46. bxc4 Qxc4 47. Qd8+ Kh7 48. Bd6 b3 49. Qe7 b2 50. Be5 b1=Q+ 51. Kh2 Qg8 52. Qd7 Qf8 53. Qe6 Bxe5+ 54. Qxe5 Qbb4 0-1
2022.11.22 Titled Tue 22nd Nov Early
1119681 Zierk, S (2488) Goncalves, Davi Sulzbacher (2282) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. d4 d5 8. e5 Ne4 9. Be3 a6 10. Bxc6 bxc6 11. dxc5 f6 12. exf6 Bxf6 13. Nbd2 Bf5 14. Nd4 e5 15. Nxc6 Qc8 16. Nb4 d4 17. Bh6 Nxf2 18. Kxf2 Bg7 19. Bxg7 Bc2+ 20. Kg1 Bxd1 21. Bxf8 Qxf8 22. Raxd1 dxc3 23. bxc3 Qxc5+ 24. Kh1 a5 25. Ne4 Qc4 26. Nd6 Qe6 27. Nc6 Rf8 28. Nxe5 Qxa2 29. Ra1 Qd2 30. Ne4 Qf4 31. Nf3 Qf5 32. h3 Qd5 33. Ra4 Qd7 34. Rxa5 Rxf3 35. gxf3 Qxh3+ 36. Kg1 Qxf3 37. Ra2 h5 38. Rf2 Qg4+ 39. Rg2 Qf5 40. Rg5 Qf7 41. Rf1 Qa7+ 42. Kg2 Qa6 43. Rf6 Qe2+ 44. Nf2 Kh7 45. Rgxg6 h4 46. Rh6+ Kg7 47. Rfg6+ Kf7 48. Rf6+ Kg7 49. Rfg6+ Kf7 50. Rg4 Qe3 51. Rh7+ Kf8 52. c4 Qd2 53. Rhxh4 Kf7 54. Re4 Kf6 55. Rhf4+ Kg5 56. Rf3 Qd6 57. Rg4+ Kh5 58. Rh3# 1-0
2022.11.22 Titled Tue 22nd Nov Early
1119807 Aldokhin, I (2413) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 dxe4 5. a3 Be7 6. Nxe4 Nf6 7. Nxf6+ Bxf6 8. g3 Qd5 9. Rg1 O-O 10. Bg2 Qb5 11. Nc3 Qb6 12. Be3 Qxb2 13. Ne4 Be7 14. g4 Nc6 15. g5 e5 16. Nf6+ Kh8 17. Be4 g6 18. Nxh7 exd4 19. Bf4 Re8 20. Rb1 Qc3+ 21. Bd2 Qh3 22. Rg3 Qxh7 23. Qf3 Bd6 24. Kf1 Bxg3 25. hxg3 Ne5 26. Qf6+ Qg7 27. Qf4 Bf5 28. Kg2 Bxe4+ 29. Qxe4 Nc4 30. Rh1+ Kg8 31. Qd3 Nxd2 32. Qxd2 Re4 33. Qd3 Rae8 0-1
2022.11.22 Titled Tue 22nd Nov Early
1119900 Zierk, S (2488) Seo, Jung Min (2507) 0-1
1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 d5 5. Nbd2 Qd7 6. Bd3 Nc5 7. Be2 g6 8. Nb3 Ne6 9. h4 c5 10. h5 Bg7 11. Ng5 b6 12. Bg4 Qc6 0-1
2022.11.01 Titled Tue 1st Nov Late
1140733 Aydin, Gulenay (2086) Zierk, S (2488) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Qc7 9. Qe2 Ne7 10. O-O Ng6 11. Nf3 Be7 12. c4 dxe4 13. Qxe4 f5 14. Qe2 e5 15. Bc2 e4 16. Nd4 O-O 17. c5 Kh8 18. b4 a5 19. bxa5 Bxc5 20. Nb3 Bd6 21. h3 Rae8 22. Re1 f4 23. Qh5 Rf5 24. Qd1 Rd5 25. Qe2 f3 26. Qc4 Bh2+ 27. Kh1 fxg2+ 28. Kxg2 Nh4+ 29. Kf1 Bxh3+ 30. Ke2 Qf7 0-1
2022.11.01 Titled Tue 1st Nov Late
1140923 Zierk, S (2488) Ambartsumova, K (2399) 1-0
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6 9. Bc1 Nc6 10. O-O Nh6 11. d5 Ne7 12. b4 a5 13. bxa5 Rxa5 14. Nd2 f5 15. Nb3 Ra8 16. f3 f4 17. c5 g5 18. cxd6 cxd6 19. a4 Ng6 20. Nb5 Nf7 21. a5 h5 22. Ba3 Nh4 23. Rc1 g4 24. fxg4 hxg4 25. Bxg4 Qg5 26. Rxc8 Raxc8 27. Nxd6 Nxd6 28. Bxd6 Rfd8 29. Bc5 Bf8 30. Bb6 Re8 31. g3 fxg3 32. hxg3 Rc3 33. Kh2 Rxb3 34. Qxb3 Qxg4 35. gxh4 Qxh4+ 36. Qh3 Qxh3+ 37. Kxh3 Rc8 38. Kg4 Rc4 39. Kf5 Bd6 40. Ke6 Bc5 41. Bxc5 Rxc5 42. d6 Rxa5 43. d7 Ra8 44. Rc1 b5 45. Rc8+ Kg7 46. Rxa8 b4 47. d8=Q 1-0
2022.11.01 Titled Tue 1st Nov Late
1141082 Jaferian, K (2227) Zierk, S (2488) 1/2-1/2
1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Nc6 7. Be3 cxd4 8. Nxd4 Ne5 9. Nc3 Nxf3+ 10. Qxf3 e5 11. Ndb5 Bb4 12. O-O O-O 13. a3 Bxc3 14. Nxc3 Qe7 15. Bg5 Qe6 16. Rfe1 h6 17. Bxf6 Qxf6 18. Qxf6 gxf6 19. Nd5 Kg7 20. Re3 Bf5 21. Rg3+ Bg6 22. Ne7 Rad8 23. Nxg6 fxg6 24. Rc3 Rd2 25. Kf1 Rfd8 26. Ke1 R2d7 27. Ke2 f5 28. Rd3 Rxd3 29. cxd3 Rc8 30. Kd2 Kf6 31. Rc1 Rxc1 32. Kxc1 Ke6 33. Kd2 Kd5 34. Kc3 a5 35. h4 g5 36. hxg5 hxg5 37. f3 a4 38. Kc2 Kc5 39. Kc3 b5 40. Kc2 b4 41. axb4+ Kxb4 42. Kc1 Kc5 43. Kc2 Kd4 44. Kd2 e4 45. dxe4 fxe4 46. fxe4 Kxe4 47. Ke2 Kd4 48. Kd2 g4 49. g3 Ke4 50. Ke2 Kd4 51. Kd2 Kc4 52. Kc2 Kb4 53. Kb1 Kb3 54. Ka1 a3 55. Kb1 axb2 1/2-1/2
2022.11.01 Titled Tue 1st Nov Late
1141169 Zierk, S (2488) Sai, KG (2396) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. O-O Bc5 10. Be3 Bb6 11. Nd2 c5 12. N4b3 Nxd2 13. Qxd2 d4 14. Bg5 Qc8 15. c3 Be6 16. cxd4 Bxb3 17. dxc5 Bc4 18. Rfc1 Qe6 19. cxb6 axb6 20. Qb4 b5 21. b3 h6 22. Bh4 g5 23. Bg3 Bd5 24. Rxc7 Bxb3 25. Rac1 Bxa2 26. R1c6 Kd8 27. Rxe6 Bxe6 28. Qe7# 1-0
2022.11.01 Titled Tue 1st Nov Late
1141412 Gareev, T (2602) Zierk, S (2488) 0-1
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 a6 5. e4 b5 6. e5 Nd5 7. a4 e6 8. axb5 Nb6 9. Be2 Bb7 10. Be3 Bb4 11. bxa6 Rxa6 12. Rxa6 Nxa6 13. O-O O-O 14. Qc2 Be7 15. Ra1 Nb4 16. Qd2 Qd7 17. Ra7 Qc6 18. h3 Ra8 19. Rxa8+ Bxa8 20. Bg5 Bf8 21. Ne1 Qd7 22. Bf3 Bxf3 23. Nxf3 h6 24. Be3 N6d5 25. Kh2 Qc6 26. Ne1 Nxc3 27. Qxc3 Nd5 28. Qc2 Qb5 29. Nf3 Nb4 30. Qe4 Nd3 31. Bd2 c6 32. Bc3 Nxf2 33. Qe2 Nd3 34. Ne1 Nf4 35. Qd2 Nd5 36. Nc2 Be7 37. g3 Qb3 38. h4 c5 39. Ne3 Nxe3 40. Qxe3 Qc2+ 41. Kh3 cxd4 42. Qxd4 Qf5+ 43. Kg2 Qc2+ 44. Kh3 Qd3 45. Kg2 Qe2+ 46. Kh3 h5 47. Qf4 Bc5 48. g4 hxg4+ 49. Qxg4 Qe3+ 50. Kg2 Qf2+ 51. Kh3 Qf1+ 52. Qg2 Qf5+ 53. Qg4 g6 54. Qxf5 exf5 55. Kg3 Kf8 56. Kf4 Ke7 57. h5 gxh5 58. Kxf5 Be3 59. Bb4+ Ke8 60. Bd6 h4 61. Kg4 Bf2 0-1
2022.11.01 Titled Tue 1st Nov Late
1141433 Esipenko, Andrey (2680) Zierk, S (2488) 1-0
1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. Qc2 Bg4 5. Ne5 Bh5 6. cxd5 cxd5 7. g4 Bxg4 8. Nxg4 Nxg4 9. Nc3 Nf6 10. Qb3 Qd7 11. d4 Nc6 12. Bd2 e6 13. Bd3 Bd6 14. f4 Rc8 15. Qd1 a6 16. O-O O-O 17. Kh1 Na5 18. Qe2 Nc4 19. Be1 Bb4 20. Rg1 Bxc3 21. Bh4 Bxd4 22. exd4 Ne4 23. Bxe4 dxe4 24. Rxg7+ 1-0
2022.11.01 Titled Tue 1st Nov Late
1141577 Zierk, S (2488) Kilic, Eray (2437) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Be7 8. Bg2 Nfd7 9. Be3 Qc7 10. g5 Nc6 11. h4 Nxd4 12. Qxd4 Rg8 13. f4 b5 14. f5 Bb7 15. fxe6 fxe6 16. Bh3 Nc5 17. b4 e5 18. Nd5 Qc6 19. Qc3 Nxe4 20. Nc7+ Kd8 21. Qxc6 Bxc6 22. Nxa8 Bxa8 23. Rf1 d5 24. Bb6+ Ke8 25. a3 d4 26. O-O-O Nc3 27. Rde1 Nd5 28. Be6 Rf8 29. Rxf8+ Kxf8 30. Bxd5 Bxd5 31. Rxe5 Bc4 32. Bc5 Bxc5 33. bxc5 d3 34. c6 dxc2 35. c7 1-0
2022.11.01 Titled Tue 1st Nov Late
1141775 Zierk, S (2488) Melkumyan, H (2645) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Ba4 b5 7. Bc2 d6 8. d4 cxd4 9. cxd4 Bg4 10. Be3 Bxf3 11. gxf3 Rc8 12. Nc3 Nf6 13. d5 Ne5 14. f4 Nc4 15. Bd4 Nxb2 16. Qe2 Nc4 17. a4 O-O 18. axb5 axb5 19. Nxb5 Qd7 20. Rfb1 Nh5 21. f5 Bxd4 22. Nxd4 Ne5 23. Ba4 Qa7 24. Nc6 Nxc6 25. dxc6 Qd4 26. Qe3 Qe5 27. Ra3 Nf6 28. Re1 Ng4 29. Qg3 Qc5 30. Rc3 Qd4 31. Bb3 Nxf2 32. Qe3 Qxe3 33. Rexe3 Ng4 34. Rg3 Ne5 35. c7 Kg7 36. Bd5 Nd7 37. fxg6 hxg6 38. Bb7 Nc5 39. Bxc8 Rxc8 40. e5 Ne4 41. exd6 exd6 42. Rge3 Nxc3 43. Rxc3 Kf8 44. Kf2 Ke7 45. h4 d5 46. Rc6 Kd7 47. Rf6 Rf8 48. h5 gxh5 49. Rf5 Kd6 50. Ke3 Rc8 51. Rxf7 Rxc7 52. Rf6+ Kc5 53. Rh6 Re7+ 54. Kd3 Re5 55. Rh8 Rg5 56. Rc8+ Kd6 57. Rh8 Ke5 58. Re8+ Kf4 59. Rf8+ Kg3 60. Ke3 h4 61. Rf3+ Kg4 62. Rf4+ Kh5 63. Rf8 Kg6 64. Kf4 Rh5 65. Rg8+ Kf7 66. Rd8 Ke7 0-1
2022.10.18 Titled Tue 18th Oct Late
1153039 Zierk, S (2488) Mahajan, Rushaan (2248) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 Bg4 11. h3 Bh5 12. Qc2 Bg6 13. Qb3 Nxc3 14. Bxc6 bxc6 15. Qxc3 Be4 16. Qxc6 Bxf3 17. gxf3 Qh4 18. O-O-O Rad8 19. Rhg1 Qxh3 20. Rxg7+ Kh8 21. Rg8+ Rxg8 22. Qf6+ Rg7 23. Qxd8+ Rg8 24. Qf6+ Rg7 25. Rg1 1-0
2022.10.18 Titled Tue 18th Oct Late
1153324 Bayo Milagro, Alvaro (2285) Zierk, S (2488) 1/2-1/2
1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bd2 e6 12. O-O-O Qc7 13. Kb1 O-O-O 14. c4 Kb8 15. Bc3 Bd6 16. Ne4 Nxe4 17. Qxe4 Nf6 18. Qe2 Ka8 19. Ne5 c5 20. dxc5 Bxc5 21. f4 a6 22. g4 Rxd1+ 23. Rxd1 Qe7 24. Qf3 Bb6 25. g5 Rd8 26. gxf6 gxf6 27. Rxd8+ Qxd8 28. Nd3 f5 29. c5 Bc7 30. c6 b6 31. Be5 Kb8 32. a3 f6 33. Bxc7+ Kxc7 34. Nb4 Qc8 35. Qg2 a5 36. Qg7+ Kd6 37. Qb7 Qc7 38. Nc2 Qxc6 39. Qf7 Qh1+ 40. Ka2 Qd5+ 41. b3 Qd2 42. Kb2 Qxf4 43. Qxf6 Qe5+ 44. Qxe5+ Kxe5 45. Kc3 Ke4 46. b4 f4 47. bxa5 bxa5 48. Kd2 e5 49. a4 Kd5 50. Ne1 e4 51. Kc3 Ke5 52. Nc2 Kf5 53. Kd4 e3 54. Kd3 Kg4 55. Ke2 Kxh5 56. Kf3 Kg5 57. Nd4 h5 58. Ne6+ Kf5 59. Nxf4 h4 60. Kxe3 Ke5 61. Ng6+ Kd5 62. Kd3 Kc5 63. Kc3 h3 64. Ne5 h2 65. Nd3+ Kd5 66. Nf2 Kc5 67. Kd3 Kb4 68. Kd4 Kxa4 69. Kc4 Ka3 70. Kc3 a4 71. Nh1 Ka2 72. Kc2 Ka3 73. Kc3 Ka2 74. Kc2 a3 75. Ng3 Ka1 76. Kc1 Ka2 77. Kc2 Ka1 78. Kc1 Ka2 79. Kc2 1/2-1/2
2022.10.18 Titled Tue 18th Oct Late
1153463 Zierk, S (2488) Storey, Ch (2138) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5 Bxc3+ 5. bxc3 Nf6 6. Bd3 Qa5 7. Ne2 Qxc5 8. Be3 Qa5 9. O-O Nc6 10. h3 b6 11. f4 Bb7 12. e5 Nd5 13. Bd2 Qc5+ 14. Rf2 Ne3 15. Qc1 Nxg2 16. Kxg2 Nxe5+ 17. Kf1 Nxd3 18. cxd3 Qf5 19. Rh2 Qxd3 20. Be3 Rc8 21. Qd2 Qe4 22. Bd4 f6 23. Ng1 Ba6+ 24. Kf2 Qd3 25. Qe1 Kf7 26. Rd1 Qc4 27. Kg3 d6 28. Nf3 Rhe8 29. h4 e5 30. fxe5 dxe5 31. Bxe5 fxe5 32. Nxe5+ Rxe5 33. Qxe5 Qc7 34. Rf2+ Kg8 35. Qxc7 Rxc7 36. Rf3 Bb7 37. Rfd3 Bc6 38. h5 Kg7 39. Kh4 gxh5 40. Rg1+ Kf6 41. Rd6+ Ke5 42. Rh6 Be4 43. Rxh5+ Kf4 44. Rg4+ Kf3 45. Re5 Rc4 46. a3 a5 47. Re6 b5 48. Re5 b4 49. cxb4 axb4 50. axb4 Rxb4 51. Ra5 Rc4 52. Ra3+ Kf2 53. Rf4+ Ke2 54. Kg3 Bd3 55. Rf2+ Kd1 56. Rxd3+ Kc1 57. Ra3 Rc5 58. Ra1# 1-0
2022.10.18 Titled Tue 18th Oct Late
1153500 Georgiadis, I (2467) Zierk, S (2488) 0-1
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Ne2 Bxe2 9. Bxe2 e6 10. O-O Bd6 11. Be3 O-O 12. Nd2 a6 13. g3 b5 14. f4 b4 15. cxb4 Bxb4 16. Nf3 Ne4 17. Rac1 Rfb8 18. Qa4 Ne5 19. Qxd7 Nxd7 20. Rc2 a5 21. Rfc1 Bd6 22. Bd3 f5 23. a4 Rb3 24. Ne1 Bb4 25. Bxe4 Rxe3 26. Nd3 Rxe4 27. Nxb4 axb4 28. Rc8+ Rxc8 29. Rxc8+ Kf7 30. a5 Rxd4 31. a6 Rd1+ 32. Kf2 Ra1 33. Rc7 Ke7 34. a7 Kd6 35. Rb7 Kc6 0-1
2022.10.18 Titled Tue 18th Oct Late
1153693 Zierk, S (2488) Bilych, Olexiy (2420) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. d4 d5 8. e5 Ne4 9. Be3 cxd4 10. cxd4 Qb6 11. Bxc6 bxc6 12. Qc1 Bg4 13. h3 Bf5 14. Nc3 Rab8 15. b3 Nxc3 16. Qxc3 Rfc8 17. Rac1 a5 18. Bd2 Ra8 19. Qc5 Qxc5 20. Rxc5 a4 21. b4 Bd3 22. Rc3 Bb5 23. a3 f6 24. g4 Kf7 25. Kg2 Rf8 26. Bf4 g5 27. Bg3 Rfe8 28. h4 h6 29. Rce3 Rac8 30. Nd2 Rcd8 31. Nb1 gxh4 32. Bxh4 fxe5 33. dxe5 d4 34. Re4 Bc4 35. Kg3 Kg6 36. f4 Bd3 37. f5+ Kh7 38. Nd2 Bxe4 39. Rxe4 Rd5 40. Kf4 c5 41. b5 Kg8 42. f6 Bf8 43. Kf5 exf6 44. Bxf6 Kf7 45. b6 Re6 46. Nc4 Rxf6# 0-1
2022.10.18 Titled Tue 18th Oct Late
1153837 Tsaruk, Maksim (2373) Zierk, S (2488) 1/2-1/2
1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bd2 e6 12. O-O-O Bd6 13. Kb1 Qc7 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 O-O-O 17. c4 c5 18. Bc3 cxd4 19. Nxd4 a6 20. Nb3 Qc6 21. f3 Bc7 22. g4 Rxd1+ 23. Rxd1 Rd8 24. Nd4 Qc5 25. b4 Qd6 26. Rd2 Qg3 27. Nb3 Rxd2 28. Nxd2 Bf4 29. Ne4 Qg1+ 30. Kc2 Qc1+ 31. Kb3 Qb1+ 32. Bb2 Nxe4 33. Qxe4 Qd1+ 34. Ka3 Bc1 35. Bxc1 Qxc1+ 36. Kb3 Qd2 37. Qc2 Qf4 38. Qc3 e5 39. Qd3 Kc7 40. c5 g6 41. hxg6 fxg6 42. Qd6+ Kc8 43. Ka4 Qxf3 44. Qxg6 Qe3 45. Qe6+ Kb8 46. Qd6+ Kc8 47. Qe6+ Kd8 48. Qd6+ Kc8 49. Qf8+ Kd7 50. Qd6+ Kc8 1/2-1/2
2022.10.18 Titled Tue 18th Oct Late
1153937 Zierk, S (2488) Thomforde-Toates, Noah (2124) 0-1
1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 e5 10. Bd3 O-O 11. O-O d6 12. Ne2 Be6 13. Nxd4 exd4 14. Bd2 Rc8 15. Qe2 Re8 16. Rac1 Qh4 17. f4 f5 18. Qf3 fxe4 19. Bxe4 Bg4 20. Qd3 Kh8 21. b4 Qh5 22. Rfe1 b6 23. h3 Bd7 24. Qa3 Qh4 25. Re2 d5 26. cxd5 Rxc1+ 27. Bxc1 Bb5 28. g3 Qxh3 29. Rh2 Qf1# 0-1
2022.10.18 Titled Tue 18th Oct Late
1154090 Becerra, J (2296) Zierk, S (2488) 1-0
1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Nf6 6. Be2 Bf5 7. Nc3 e6 8. g4 Bg6 9. g5 Ne4 10. Nxe4 Bxe4 11. f3 Bg6 12. h4 Bd6 13. Nh3 O-O 14. Qb3 e5 15. dxe5 Bxe5 16. Rd1 d4 17. Bxe5 Qa5+ 18. Kf2 Qxe5 19. exd4 Nxd4 20. Qe3 Qxe3+ 21. Kxe3 Rfe8+ 22. Kxd4 Rxe2 23. Nf4 Rxb2 24. Nxg6 hxg6 25. Rb1 Rd8+ 26. Ke3 Rdd2 27. Rhd1 Re2+ 28. Kf4 Kf8 29. Rxb2 Rxb2 30. Rd7 a5 31. a4 Rb4+ 32. Kg3 Ke8 33. Rc7 Rxa4 34. Rxb7 Ra1 35. Kg2 Rd1 36. Rb5 a4 37. Ra5 Rd4 38. Kg3 Ke7 39. Ra7+ Ke6 40. Ra5 f6 41. Ra7 Kf5 42. Ra5+ Ke6 43. Ra7 fxg5 44. hxg5 Kf5 45. Ra5+ Ke6 46. Ra7 Rd5 47. Kg4 Rd4+ 48. f4 Rd1 49. Rxg7 Rg1+ 50. Kf3 a3 51. Rxg6+ Kf7 52. Ra6 Ra1 53. Kg4 a2 54. Kf5 Ke7 55. g6 Kf8 56. Kf6 1-0
2022.10.18 Titled Tue 18th Oct Late
1154169 Sanchez, Robert (1971) Zierk, S (2488) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. O-O Nc6 7. c3 h6 8. Re1 Qb6 9. Nbd2 cxd4 10. Nxd4 Nge7 11. N2f3 Be4 12. Be3 Qd8 13. Qb3 Qd7 14. Nd2 Bg6 15. f4 Nxd4 16. cxd4 Nc6 17. Nf3 Be7 18. Rac1 O-O 19. Bb5 Rfc8 20. Qa4 Qc7 21. Bxc6 bxc6 22. Nd2 Rab8 23. Nb3 Bd3 24. Nc5 Bxc5 25. Rxc5 Rxb2 26. Qa3 Re2 27. Rxe2 Bxe2 28. f5 exf5 29. Qc1 Bd3 30. Bxh6 gxh6 31. Qxh6 f4 32. Rc3 Qb6 33. Qg5+ Bg6 34. Qxf4 Qb1+ 35. Rc1 Qxa2 36. h4 Qe2 37. Rf1 c5 38. Qg5 Re8 39. Rf2 Qd1+ 40. Kh2 Qxd4 41. h5 Qxe5+ 42. Qxe5 Rxe5 43. hxg6 fxg6 44. Rf6 Kg7 45. Ra6 Re7 0-1
2022.10.18 Titled Tue 18th Oct Late
1154302 Zierk, S (2488) Melikyan, Gnel (2238) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb4+ 9. Bd2 Nxd2 10. Nbxd2 Bd7 11. Bxc6 Bxc6 12. O-O O-O 13. Rc1 Be7 14. Nb3 Bd7 15. Nc5 Bc8 16. Qd3 a5 17. Rfe1 b6 18. Na4 Bd7 19. Nc3 Be6 20. Ne2 c5 21. dxc5 bxc5 22. Nf4 d4 23. Nxe6 fxe6 24. Rc4 Qd5 25. a4 Rab8 26. b3 Rf4 27. Nd2 Rf5 28. Qe4 Qxe4 29. Rxe4 Bg5 30. Nf1 Rxb3 31. Rxc5 Rb2 32. Rc8+ Kf7 33. f3 d3 34. Rc7+ Kg6 35. Rd7 d2 36. Rg4 h5 37. Rg3 Kh6 38. h4 Bxh4 39. Rgxg7 Rxe5 40. Rh7+ Kg5 41. Nxd2 Kf4 42. Rhf7+ Rf5 43. Rd4+ Ke3 44. Rxf5 exf5 45. Rxh4 Rxd2 46. Rxh5 Kf4 47. Kh2 Ra2 48. Kh3 Rb2 49. Rh4+ Ke3 50. Rc4 Rb4 51. Rc5 Rxa4 52. Rxf5 Ra1 53. Kg4 a4 54. Ra5 a3 55. f4 a2 56. f5 Ke4 57. Kg5 Rf1 58. Rxa2 Rxf5+ 59. Kg4 Rf8 60. Re2+ Kd5 61. Re7 Kd6 62. Rg7 Ke6 63. Kh5 Kf6 64. Rg6+ Kf7 65. g4 Rh8+ 66. Rh6 Rb8 67. Rh7+ Kg8 68. Rc7 Rb5+ 69. g5 Rb1 70. Kh6 Rb6+ 71. g6 Rb8 72. Re7 Rc8 73. Rg7+ Kh8 74. Rd7 Kg8 75. Kg5 Rc5+ 76. Kf6 Rc6+ 77. Kf5 Rc5+ 78. Kg4 Kf8 79. Rf7+ Kg8 80. Re7 Rb5 81. Rf7 Rc5 82. Rf5 Rxf5 83. Kxf5 Kg7 84. Kg5 Kg8 85. Kf6 Kf8 86. g7+ Kg8 87. Kg6 1/2-1/2
2022.10.18 Titled Tue 18th Oct Late
1154323 Shuvalov, E (2149) Zierk, S (2488) 0-1
1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. cxd5 exd5 6. Bg5 Be7 7. Qc2 g6 8. e3 Bf5 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. O-O O-O 12. h3 Re8 13. Bh6 a5 14. Ne5 Nxe5 15. dxe5 Nd7 16. f4 Bf8 17. Bg5 Nxe5 18. Qd4 f6 19. fxe5 fxg5 20. e4 Bg7 21. exd5 Bxe5 22. Qc4 Qb6+ 23. Kh1 Qb4 24. Qd3 Qxb2 25. Ne4 Qd4 26. Qf3 Rf8 27. Qe2 Qxd5 28. Rad1 Rxf1+ 29. Rxf1 Rf8 30. Rxf8+ Kxf8 31. Nxg5 Kg7 32. Nf3 Bf6 33. a4 b5 34. axb5 cxb5 35. Qc2 a4 36. Qc7+ Qf7 37. Qa5 Qd7 38. Nd2 a3 39. Ne4 Qd1+ 40. Kh2 Be5+ 41. g3 Qe2+ 42. Kh1 Qxe4+ 43. Kh2 Qe2+ 44. Kh1 Qf3+ 45. Kg1 Bd4+ 46. Kh2 Qf2+ 47. Kh1 Qg1# 0-1
2022.10.11 Titled Tue 11th Oct Early
1159297 Zierk, S (2488) Miszler, Levente (2276) 1-0
1. e4 e6 2. d4 d5 3. Nd2 f5 4. exf5 exf5 5. Ndf3 Nf6 6. Bf4 Bd6 7. Bxd6 Qxd6 8. Bd3 O-O 9. Ne2 Ne4 10. c3 Nd7 11. Qc1 Ndf6 12. Ne5 Ng4 13. Nxg4 fxg4 14. Bxe4 dxe4 15. Qe3 Bd7 16. c4 Rae8 17. O-O Qg6 18. d5 b6 19. Ng3 h5 20. Rfe1 h4 21. Nf1 h3 22. g3 Rf3 23. Qd4 Ref8 24. Re2 Qf6 25. Qxf6 R8xf6 26. Nd2 Rd3 27. Nxe4 Rf8 28. Rae1 Bf5 29. Ng5 Bg6 30. Ne6 Rf6 31. Nxc7 Rd4 32. b3 Bd3 33. Rd2 Re4 34. Rxe4 Bxe4 35. d6 Rf8 36. d7 Bc6 37. d8=Q 1-0
2022.10.11 Titled Tue 11th Oct Early
1159543 Shuvalova, Polina (2492) Zierk, S (2488) 1/2-1/2
1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Qb6 5. Nbd2 cxd4 6. exd4 Nc6 7. Nb3 Bg4 8. c3 e6 9. Be2 Be7 10. O-O O-O 11. h3 Bh5 12. Re1 a5 13. a4 Ne4 14. Ra2 Rfe8 15. Nc1 f6 16. Nd3 g5 17. Be3 Bf7 18. Nd2 Nd6 19. Bh5 Nf5 20. Bxf7+ Kxf7 21. Qh5+ Kg8 22. f4 Nxe3 23. Rxe3 Nxd4 24. cxd4 Qxd4 25. Nf1 gxf4 26. Qg4+ Kf8 27. Nxf4 Bc5 28. Nxe6+ Rxe6 29. Qxe6 Qf4 30. Ra3 Rd8 31. Rd3 Kg7 32. Qg4+ Qxg4 33. hxg4 Kf7 34. Kh2 Bxe3 35. Nxe3 Ke6 36. Kg3 d4 37. Kf3 Ke5 38. Nc4+ Kd5 39. Nxa5 Ra8 40. b4 b6 41. Nb3 Kc4 42. Ke2 Rxa4 43. Nxd4 Ra2+ 44. Ke3 Rxg2 45. Rd1 Rxg4 46. b5 h5 47. Rc1+ Kd5 48. Ne2 h4 49. Rc6 h3 50. Rxf6 Rh4 51. Rf1 h2 52. Rh1 Kc4 53. Kf2 Kxb5 54. Kg3 Rh8 55. Nf4 Kc4 56. Nh3 Rg8+ 57. Kf3 b5 58. Rxh2 b4 59. Nf4 b3 60. Rh7 b2 61. Rc7+ Kb3 62. Rb7+ Kc2 63. Rc7+ Kb3 64. Rb7+ Kc2 65. Rc7+ Kb3 1/2-1/2
2022.10.11 Titled Tue 11th Oct Early
1159717 Zierk, S (2488) Korchmar, V (2438) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 a6 8. f4 e6 9. Nf3 Be7 10. Bxf6 gxf6 11. O-O-O b5 12. Kb1 Qb6 13. f5 h5 14. g3 O-O-O 15. Bh3 b4 16. Ne2 e5 17. Qd5 Rhf8 18. Nd2 Na5 19. Nc4 Nxc4 20. Qxc4+ Kb8 21. Nc1 Bc6 22. Bf1 Qb7 23. Bg2 Rc8 24. Nb3 Qb6 25. Qe2 h4 26. g4 Rc7 27. Rhf1 Rfc8 28. Qf2 Kb7 29. Qxb6+ Kxb6 30. Rfe1 Bb5 31. Rc1 Bf8 32. Red1 Rc6 33. Bf1 Bh6 34. Bxb5 Kxb5 35. c4+ bxc3 36. Rxc3 Rxc3 37. bxc3 Rxc3 38. Rxd6 Rh3 39. Rxf6 Bg5 40. Rxf7 Rxh2 41. Rg7 Bf6 42. Rg6 Bd8 43. f6 Rf2 44. g5 h3 45. Rh6 h2 46. Nc1 Kc4 47. Rh3 Kd4 48. Nb3+ Kxe4 49. Nc5+ Kd5 50. Nd7 Rf1+ 51. Kc2 h1=Q 52. Rxh1 Rxh1 53. g6 Bxf6 54. Nxf6+ Ke6 55. g7 Rh2+ 56. Kd3 Rg2 57. g8=Q+ Rxg8 58. Nxg8 Kd5 59. Nf6+ Kc5 60. Kc3 Kb5 61. Nd7 Ka4 62. Kb2 Kb4 63. Nxe5 a5 64. a3+ 1-0
2022.10.11 Titled Tue 11th Oct Early
1159806 Zierk, S (2488) Halkias, S (2506) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. Bg5 Be6 9. Bxf6 Qxf6 10. Nd5 Qd8 11. Nec3 Nd7 12. Bc4 Rc8 13. Qe2 g6 14. O-O Bg7 15. Ne3 Nc5 16. Bxe6 Nxe6 17. Ncd5 Nf4 18. Qf3 Nxd5 19. Nxd5 Rxc2 20. Qb3 Qc8 21. Rfd1 Qc4 22. Qxb7 O-O 23. Ne3 Qc6 24. Qxc6 Rxc6 25. Rd3 Rfc8 26. Rad1 Bf8 27. b3 Rc1 28. Nc4 Rxd1+ 29. Rxd1 Rc6 30. Kf1 f5 31. exf5 gxf5 32. f4 Rc5 33. Nxd6 Bxd6 34. Rxd6 Rc1+ 35. Ke2 e4 36. Rxa6 Rc2+ 37. Kf1 Kf7 38. a4 h4 39. Rd6 Rb2 40. Rd5 Ke6 41. Re5+ Kf6 42. Rb5 e3 43. a5 Rf2+ 44. Ke1 Ke6 45. Re5+ Kd6 46. Rxe3 Rxg2 47. b4 Rb2 48. Ra3 Rxb4 49. a6 1-0
2022.10.11 Titled Tue 11th Oct Early
1159966 Srihari, L R (2436) Zierk, S (2488) 1/2-1/2
1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 a6 7. Bd3 Bg4 8. Nge2 e6 9. h3 Bxe2 10. Bxe2 Bd6 11. Bxd6 Qxd6 12. Qb3 O-O 13. O-O Rfc8 14. Rfc1 Na5 15. Qa4 Nc4 16. Bxc4 Rxc4 17. Qd1 Rac8 18. Ne2 Ne4 19. b3 Nc3 20. Nxc3 Rxc3 21. Rxc3 Rxc3 22. Rc1 Qc7 23. Rxc3 Qxc3 24. g3 b5 25. a4 b4 26. Kf1 a5 27. h4 h5 28. Ke2 Qb2+ 29. Ke1 g6 30. Qd3 Kg7 31. Kf1 Kh6 32. Kg2 f6 33. Kf3 g5 34. hxg5+ fxg5 35. Qa6 g4+ 36. Kg2 Qxb3 37. Qxe6+ Kg7 38. Qd7+ Kf6 39. Qd6+ Kf7 40. Qd7+ Kf6 41. Qd8+ Kf5 42. Qe8 Qc4 43. Qe5+ Kg6 44. Qe6+ Kg5 45. Qe5+ Kg6 46. Qe6+ Kg5 47. Qe5+ Kg6 1/2-1/2
2022.10.11 Titled Tue 11th Oct Early
1160130 Shipov, S (2541) Zierk, S (2488) 0-1
1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd2 O-O 8. O-O-O Qc7 9. Kb1 dxc4 10. Bxc4 b5 11. Be2 a6 12. Rc1 Bb7 13. Ne4 Nxe4 14. Qxe4 c5 15. Qh4 Qd8 16. Qh3 Be4+ 17. Ka1 c4 18. Ne1 a5 19. f3 Bg6 20. e4 a4 21. a3 Qe7 22. Nc2 e5 23. dxe5 Nxe5 24. Bb4 Rfd8 25. Rhd1 Qf6 26. Bxd6 Rxd6 27. Rxd6 Qxd6 28. Rd1 Qc5 29. Rd5 Qf2 30. Rxe5 Qxe2 31. Qd7 h6 32. Nb4 Qxg2 33. Qxb5 c3 34. bxc3 Qxf3 35. Re8+ Rxe8 36. Qxe8+ Kh7 37. Qxa4 Qxc3+ 38. Ka2 Bxe4 39. Qd7 Qc4+ 40. Kb2 Qe2+ 41. Kc3 f5 42. a4 Qxh2 43. a5 Qe5+ 0-1
2022.10.11 Titled Tue 11th Oct Early
1160321 Zierk, S (2488) Rustemov, A (2525) 0-1
1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. O-O Ngf6 8. Ng3 Be7 9. b3 b5 10. Qe2 b4 11. Bb5 Bxb5 12. Qxb5 O-O 13. a4 Nd5 14. Ne4 N7f6 15. Qd3 a5 16. Ne5 Nxe4 17. Qxe4 Bf6 18. Bb2 Qd6 19. Nc4 Qa6 20. Rad1 Rfd8 21. Rd3 g6 22. Rf3 Bg7 23. Ne5 Bxe5 24. Qxe5 Qd6 25. Qg5 Qe7 26. Qg3 Rd7 27. h4 h5 28. Rd1 Kg7 29. Qe5+ f6 30. Qe4 Qf7 31. Re1 Ra6 32. Rg3 Rad6 33. Qe2 Ne7 34. d5 Rxd5 35. Qxe6 Rd1 36. Re3 Qxe6 37. Rxe6 Rxe1+ 38. Rxe1 Kf7 39. Kf1 Nf5 40. Re4 c5 41. Rc4 Rd5 42. g3 Ke6 43. Rf4 Rd2 44. Rc4 Rd5 45. Ke2 Nd6 46. Rf4 f5 47. Rf3 Ne4 48. Re3 Rd2+ 49. Ke1 Rxc2 50. Bg7 Kd5 51. f3 Nd2 52. Re5+ Kd6 53. Re3 c4 54. bxc4 Nxc4 55. Rd3+ Kc6 56. Bf6 Ra2 57. Rd4 Kc5 58. Rd8 Rxa4 59. Be7+ Kc6 60. Rg8 b3 61. Rxg6+ Kb5 62. Bf6 b2 63. Bxb2 Nxb2 64. Rg5 Rc4 65. Rxh5 Rc5 66. Rxf5 Rxf5 0-1
2022.10.11 Titled Tue 11th Oct Early
1160388 Weetik, V (2423) Zierk, S (2488) 1-0
1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Qb6 5. Qb3 Nc6 6. Nd2 c4 7. Qc2 Bg4 8. b3 cxb3 9. axb3 e6 10. Ngf3 Be7 11. Bd3 O-O 12. Ne5 Bh5 13. Bg5 Bg6 14. Bxf6 gxf6 15. Nd7 Qc7 16. Nxf8 Bxf8 17. Bxg6 hxg6 18. O-O e5 19. Qd3 e4 20. Qb5 Rd8 21. f4 Ne7 22. c4 Nf5 23. Rxa7 Nxe3 24. Rxb7 Qc8 25. c5 Nxf1 26. Nxf1 Qg4 27. g3 Qf3 28. Qb6 e3 29. Nxe3 Qxe3+ 30. Kg2 Qd2+ 31. Kh3 Qe2 32. Qxf6 Qe6+ 33. Qxe6 fxe6 34. b4 Ra8 35. b5 Ra4 36. c6 Rxd4 37. c7 Rc4 38. b6 1-0
2022.10.11 Titled Tue 11th Oct Early
1160467 Zierk, S (2488) Colas, Joshua (2200) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rae1 Nd7 13. Qc2 Bxf3 14. Bxh7+ Kh8 15. Nxf3 f5 16. Ng5 Rf6 17. Rxe6 Qf4 18. Rxf6 gxf6 19. Ne6 Qe4 20. Bxf5 Qxc2 21. Bxc2 Re8 22. Nf4 1-0
2022.10.11 Titled Tue 11th Oct Early
1160637 Hambleton, A (2437) Zierk, S (2488) 0-1
1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Qxe4 e5 10. dxe5 O-O 11. exd6 Re8 12. Qxe8+ Qxe8+ 13. Be3 Nf6 14. O-O-O Bg4 15. h3 Bxf3 16. gxf3 Qe6 17. Bd3 Rd8 18. Rhe1 Qxh3 19. c5 Qxf3 20. Bc4 h6 21. Rd4 g5 22. b4 b6 23. Kb2 bxc5 24. bxc5 Qf5 25. Rd2 Ne4 26. Rd3 Nxc5 27. Rd4 Rb8+ 28. Bb3 Nd3+ 29. Rxd3 Qxd3 30. Kc1 Qxd6 31. Bd2 Qc5+ 32. Kb2 Qxf2 33. Kc1 Rxb3 34. axb3 g4 35. Bc3 g3 36. Re8+ Kh7 37. Rh8+ Kg6 38. Rf8 Kf5 39. Rxf7+ Ke4 40. Rxf2 gxf2 0-1
2022.10.11 Titled Tue 11th Oct Early
1160792 Zierk, S (2488) Munkhgal, G (2463) 1-0
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. c3 Qc7 12. Bb3 Bd6 13. Qf3 Bxh2+ 14. Kh1 Be5 15. Re1 Bd7 16. Bg5 h6 17. Bh4 O-O-O 18. Rad1 Rhf8 19. Qe2 Bd6 20. Nf3 g5 21. Rxd6 Qxd6 22. Bg3 Qc5 23. Ne5 Bb5 24. Qf3 Nd5 25. c4 f6 26. Nd3 Qd4 27. cxb5 g4 28. Qe2 e5 29. Nxe5 fxe5 30. Bxe5 Qc5 31. Qxg4+ Rd7 32. Bxd5 Qxd5 33. Rc1+ Kd8 34. Qh4+ Ke8 35. Rc8+ Rd8 36. Qh5+ Qf7 37. Rxd8+ Kxd8 38. Qxh6 Ke8 39. Qd6 Qd7 40. Qxd7+ Kxd7 41. bxa6 bxa6 42. f3 Ke6 43. Bc3 Kf5 44. Kg1 Rg8 45. Kf2 Kf4 46. Bd2+ Kf5 47. g4+ Ke6 48. Kg3 Rc8 49. Bc3 Rd8 50. f4 Rd3+ 51. Kh4 Kf7 52. f5 a5 53. Bxa5 Re3 54. Bc3 Re2 55. a4 Re4 56. a5 Ra4 57. Kh5 Ra1 58. g5 Rf1 59. g6+ Kg8 60. Kg5 Rg1+ 61. Kf4 Rf1+ 62. Ke4 Ra1 63. f6 Ra4+ 64. Kf5 Rc4 65. a6 Rc5+ 66. Be5 Ra5 67. f7+ Kf8 68. a7 Rxa7 69. Bd6+ Re7 70. Bxe7+ Kg7 71. f8=Q# 1-0
2022.10.11 Titled Tue 11th Oct Late
1160914 Zierk, S (2488) Winterberg, L (2394) 1-0
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. O-O Nc6 8. Nb3 a6 9. Nbxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Nf6 12. a4 Bd6 13. Rd1 Bc7 14. Bg5 O-O 15. Ra3 Ne4 16. Be3 h6 17. Nf3 b6 18. Rb3 Nc5 19. Rb4 a5 20. Bxc5 axb4 21. Bxf8 Kxf8 22. Nd4 Rxa4 23. Nb5 Ba6 24. b3 Bxb5 25. Bxb5 Ra2 26. Rd2 Be5 27. g3 g5 28. Rd8+ Kg7 29. Bd3 Kf6 30. Rh8 Kg7 31. Rh7+ Kf8 32. Rxh6 Kg7 33. Rh5 Bf6 34. Kg2 Ra1 35. Kf3 Rd1 36. Ke2 Rc1 37. Rh7+ Kf8 38. Kf3 Rd1 39. Kg4 Rd2 40. f4 gxf4 41. Kxf4 Kg8 42. Rh5 Be7 43. h4 Bd6+ 44. Kf3 Rd1 45. Rg5+ Kf8 46. h5 Rh1 47. Kg2 Re1 48. h6 Re5 49. h7 Rxg5 50. h8=Q+ Ke7 51. Qh4 f6 52. Qh7+ Kd8 53. Qh8+ Kc7 54. Qxf6 Rxg3+ 55. Kf2 Rh3 56. Qxe6 Rh2+ 57. Kf3 Rh5 58. Qf7+ 1-0
2022.10.11 Titled Tue 11th Oct Late
1161038 Taichman, O (2317) Zierk, S (2488) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 Qa5+ 7. Nd2 e6 8. Nf3 Ne7 9. O-O Nf5 10. a4 Be7 11. c4 Nxh4 12. Nxh4 Bxh4 13. b4 Qd8 14. b5 Be7 15. Ba3 h4 16. Rfb1 h3 17. gxh3 Bxa3 18. Rxa3 Qg5+ 19. Kf1 Nd7 20. bxc6 bxc6 21. Rb7 Rd8 22. Rxa7 O-O 23. c5 f6 24. Nf3 Qc1+ 25. Kg2 fxe5 26. Nxe5 Nxe5 27. dxe5 Rf5 28. Qe3 Qb2 29. Qg3 g5 30. Rf3 Rdf8 31. Rxf5 Rxf5 32. h4 Qb8 33. Re7 Qf8 34. Rxe6 Qxc5 35. Rg6+ Kf7 36. Rxg5 Rxg5 37. Qxg5 Qd4 38. Qf6+ Kg8 39. Qg5+ Kh7 40. Qf5+ Kg7 41. h5 Qa7 42. e6 Qe7 43. Qf7+ Qxf7 44. exf7 c5 45. a5 c4 46. a6 c3 47. a7 c2 48. f8=Q+ 1-0
2022.10.11 Titled Tue 11th Oct Late
1161187 Zierk, S (2488) O'Gorman, Tom (2371) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Nfd7 8. Be3 Be7 9. Qd2 Nc6 10. g5 Nxd4 11. Qxd4 Bxg5 12. Bxg5 Qxg5 13. Qxd6 Qe7 14. Qg3 O-O 15. Rg1 f6 16. O-O-O b5 17. Bd3 Ne5 18. f4 Nxd3+ 19. Qxd3 Bb7 20. Qd7 Qxd7 21. Rxd7 Rf7 22. Rd6 b4 23. Na4 Bxe4 24. Nc5 Bf5 25. Nxe6 Rc8 26. Nd4 Bxh3 27. Rxa6 Rd7 28. Nc6 Rb7 29. Re1 Kf7 30. Rd1 Bd7 31. Nxb4 Bg4 32. Rd4 h5 33. b3 h4 34. f5 Bxf5 35. Rxh4 g5 36. Rd4 g4 37. Rdd6 Rc5 38. Rxf6+ Kg7 39. Rfc6 g3 40. Rxc5 g2 41. Rc4 g1=Q+ 42. Kb2 Bg6 43. Rd6 Bf7 44. Rcd4 Qg5 45. Nd3 Qb5 46. Rg4+ Kf8 47. Rdd4 Qa5 48. Rgf4 Kg8 49. Rde4 Rc7 50. Nb4 Qc5 51. Rg4+ Kf8 52. Rg3 Rb7 53. Nd3 Rc7 54. Nxc5 Rxc5 55. Rf3 1-0
2022.10.11 Titled Tue 11th Oct Late
1161266 Korchmar, V (2438) Zierk, S (2488) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 Bb4 6. Ne2 dxc4 7. Ng3 Bg6 8. Bxc4 Ne7 9. O-O Nd7 10. Nce4 Nb6 11. Bb3 Ned5 12. Bg5 Qc7 13. a3 Bf8 14. f4 h6 15. Bh4 Ne3 16. Qf3 Nxf1 17. Rxf1 Qd7 18. f5 exf5 19. Nxf5 Bxf5 20. Qxf5 Qxf5 21. Rxf5 Nd5 22. Nc3 g5 23. Bxd5 cxd5 24. Nxd5 O-O-O 25. Nc3 gxh4 26. d5 Bc5+ 27. Kf1 Bd4 28. d6 Bxc3 29. bxc3 Rhe8 30. Kf2 f6 31. exf6 Rxd6 0-1
2022.10.11 Titled Tue 11th Oct Late
1161444 Zierk, S (2488) Preotu, Razvan (2461) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. Bg5 Be6 9. Bxf6 Qxf6 10. Nd5 Qd8 11. Nec3 g6 12. a4 Nc6 13. Bc4 Bg7 14. O-O O-O 15. Ne3 Nd4 16. Ncd5 Rc8 17. a5 Bh6 18. Nb6 Bxe3 19. Bxe6 Rxc2 20. Bd5 Qg5 21. Nc4 Bf4 22. Ra3 Rc8 23. Rc3 Rxc3 24. bxc3 Ne6 25. Bxe6 fxe6 26. Qxd6 Rc6 27. Qd7 Qf6 28. Nd6 Rxc3 29. Qxb7 h4 30. Qxa6 Rc2 31. Qa8+ Kh7 32. Qb7+ Kh6 33. Qb3 Rd2 34. Nc4 Re2 35. a6 Qe7 36. Qb8 Ra2 37. Nxe5 Bxe5 38. Qxe5 Rxa6 39. Qh8+ Kg5 40. f4# 1-0
2022.10.11 Titled Tue 11th Oct Late
1161549 Zierk, S (2488) Yuan, Qingyu (2373) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rae1 Bxf3 13. Nxf3 Qc7 14. Ne5 Nxe5 15. Rxe5 g6 16. g3 Kg7 17. Kg2 Rab8 18. h4 b5 19. a3 a5 20. Bxb5 a4 21. Qxa4 Qb6 22. c4 Qxd4 23. Re2 Qd3 24. Qc2 Qd4 25. Rd1 Qc5 26. Qc3 Rfc8 27. g4 dxc4 28. a4 h6 29. f4 Rxb5 30. axb5 Qxb5 31. g5 hxg5 32. fxg5 Kg8 33. Qxf6 c3 34. Rf2 c2 35. Qxf7+ Kh8 36. Qf6+ Kh7 37. Qe7+ Kh8 38. Rd8+ Rxd8 39. Qxd8+ Kg7 40. Qf8+ 1-0
2022.10.11 Titled Tue 11th Oct Late
1161722 Lazavik, Denis (2529) Zierk, S (2488) 1-0
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. Qxc4 Bf5 6. g3 e6 7. Bg2 Be7 8. O-O O-O 9. Qb3 Qb6 10. Nbd2 Ne4 11. Nc4 Qxb3 12. axb3 Nd7 13. Na5 Rab8 14. Nh4 Nd6 15. Bf4 g5 16. Bxd6 Bxd6 17. Nxf5 exf5 18. Nc4 Bb4 19. Rxa7 Nf6 20. Ne5 f4 21. Nd3 Bd6 22. e4 fxe3 23. fxe3 Ng4 24. Re1 Rfe8 25. e4 Bc7 26. Ra4 b5 27. Ra6 Bb6 28. Kh1 Red8 29. d5 cxd5 30. exd5 Bd4 31. Re4 Nf2+ 32. Nxf2 Bxf2 33. Re5 Re8 34. Rxg5+ Kf8 35. Bf3 Bd4 36. Kg2 Re3 37. Rf5 Rxb3 38. Rc6 Rxb2+ 39. Kh3 Rf2 40. Rc7 f6 41. Rxh7 Re8 42. Rh8+ Kf7 43. Rxe8 Kxe8 44. Rf4 Ke7 45. Rxd4 Rxf3 46. Rb4 Kd6 47. Rxb5 Rf2 48. g4 Ke5 49. Kg3 Rd2 50. h3 Rd3+ 51. Kh4 Ra3 52. Rb6 Rf3 53. d6 Ke6 54. Rc6 Kd7 55. Ra6 Ke6 56. Ra5 Kxd6 57. Rf5 Rxf5 58. gxf5 Ke7 59. Kh5 1-0
2022.10.11 Titled Tue 11th Oct Late
1161755 Wieczorek, O (2504) Zierk, S (2488) 0-1
1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. c3 Nf6 7. Nh3 h6 8. Nf4 Bh7 9. Bc4 e6 10. Nfh5 Nbd7 11. O-O Nxh5 12. Nxh5 g6 13. Nf4 Nb6 14. Bxe6 fxe6 15. Nxe6 Qf6 16. Re1 Kd7 17. Nc5+ Kc7 18. Bf4+ Bd6 19. Re6 Qxf4 20. Re7+ Kc8 0-1
2022.10.11 Titled Tue 11th Oct Late
1161875 Zierk, S (2488) Pakleza, Z (2496) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Be3 Qb6 5. Rb1 Ng4 6. Bg5 e5 7. Nf3 Nd7 8. Bc4 h6 9. Bh4 Ngf6 10. dxe5 Nxe5 11. Nxe5 dxe5 12. Bxf6 gxf6 13. Qh5 Qc7 14. O-O Rg8 15. f4 exf4 16. Rxf4 Rg5 17. Qf3 Be7 18. Rd1 Qb6+ 19. Kh1 Qxb2 20. Rxf6 Bxf6 21. Qxf6 Be6 22. Bxe6 fxe6 23. Qxe6+ Kf8 24. Rf1+ Kg7 25. Rf7+ Kh8 26. Qxh6+ Kg8 27. Qh7# 1-0
2022.10.11 Titled Tue 11th Oct Late
1161986 Zierk, S (2488) Fedoseev, Vl3 (2688) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 h6 9. Ne4 Nd5 10. O-O Nf4 11. Nbc3 Nxd3 12. cxd3 Be7 13. b4 Nb7 14. Qf3 Bxb4 15. Rb1 Be7 16. Ng3 Qc7 17. Nf5 Bxf5 18. Qxf5 O-O 19. Bb2 g6 20. Qh3 Kh7 21. Rfc1 Rad8 22. Ne4 f5 23. Nc3 Nc5 24. Qe3 Nxd3 25. Rc2 Bc5 26. Qe2 Bxf2+ 27. Kh1 Bb6 28. Nd1 e4 29. Ba1 Qf4 30. Ne3 Nf2+ 31. Kg1 Ng4 32. g3 Qf3 33. Qxf3 exf3 34. Rxc6 Rxd2 35. Rbxb6 f2+ 36. Kh1 Rd1+ 37. Kg2 Nxe3+ 38. Kxf2 axb6 39. Rc7+ Kg8 40. Rg7+ Kh8 41. Bc3 Rd3 42. Ba1 Rd1 0-1
2022.10.11 Titled Tue 11th Oct Late
1162102 Rustemov, A (2525) Zierk, S (2488) 0-1
1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 dxc4 9. bxc4 e5 10. O-O Re8 11. Rd1 e4 12. Nd2 Qe7 13. a4 a5 14. Qb3 b6 15. Ba3 Bb4 16. Nf1 Ba6 17. Rdb1 c5 18. Nb5 Bxb5 19. axb5 h5 20. Bb2 h4 21. h3 Qe6 22. Rd1 Qf5 23. Qc2 Nf8 24. Nh2 Ne6 25. Ng4 Nxg4 26. Bxg4 Qg6 27. Bxe6 Rxe6 28. dxc5 Bxc5 29. Bd4 Rc8 30. Qe2 Rd6 31. Bxc5 Rxc5 32. Rxd6 Qxd6 33. Rd1 Qe6 34. Rd4 Rg5 35. Kh1 Qg6 36. Qf1 Kh7 37. Qb1 Rxg2 38. Qxe4 Qxe4 39. Rxe4 Rxf2 40. Rxh4+ Kg6 41. c5 bxc5 42. Rc4 Rb2 43. Rxc5 a4 44. Rc6+ f6 45. Ra6 Rb4 46. Kg2 Kg5 47. Kg3 Kf5 48. b6 Ke4 49. b7 Rxb7 50. Rxa4+ Kxe3 51. h4 Rb1 52. Kg2 Rb2+ 53. Kg3 Rb3 54. Ra7 Ke4+ 55. Kg4 f5+ 56. Kh5 Rg3 57. Re7+ Kd3 58. Rf7 g6+ 59. Kh6 Ke3 60. h5 gxh5 61. Kxh5 f4 62. Kh4 Rg8 63. Kh3 f3 64. Re7+ Kd3 65. Rf7 Ke2 66. Re7+ Kf1 67. Rf7 f2 68. Kh2 Rh8+ 69. Kg3 Kg1 70. Rxf2 Rg8+ 71. Kf3 Rf8+ 72. Ke3 Rxf2 0-1
2022.10.04 Titled Tue 4th Oct Late
1166106 Ekdyshman, M (2264) Zierk, S (2488) 0-1
1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Qd3 c5 5. O-O-O c4 6. Qg3 b5 7. Nxb5 Qa5 8. Nc7+ Kd8 9. Nxa8 Ne4 10. Qf4 f6 11. Bh4 g5 12. Qc7+ Qxc7 13. Nxc7 gxh4 14. Ne6+ Ke8 15. Nh3 Nb6 16. Nxf8 Bxh3 17. gxh3 Nxf2 18. Ne6 Nxh1 19. Bg2 Nf2 20. Rf1 Ne4 21. Nc7+ Kd7 22. Nxd5 Nd6 23. Ne3 c3 24. bxc3 Rc8 25. Nd1 Na4 26. Rf3 Ne4 27. Re3 Nexc3 28. Nxc3 Nxc3 29. Kd2 Nb5 30. c3 Nd6 31. Bd5 Rb8 32. Bb3 a5 33. Kc2 Kd8 34. Rf3 Rb5 35. Rf4 Rg5 36. Rxh4 h5 37. Kd3 e5 38. c4 Nf5 39. Re4 Nxd4 40. Ba4 Ne6 41. Kc3 Nc5 42. Re3 Nxa4+ 43. Kc2 Nc5 44. Ra3 a4 45. Re3 Rg2 46. Kc3 Kc7 47. Kb4 Kd6 48. Rf3 Ne4 49. Rd3+ Ke6 50. Re3 f5 51. c5 Rg1 52. c6 Rc1 53. Kb5 Nd6+ 54. Kxa4 Rxc6 55. Kb3 Rc4 56. Rd3 Re4 57. Rd2 Nc4 58. Rc2 Kd5 59. Rc1 Re3+ 60. Kb4 Nd2 61. Rd1 Rxe2 62. Kc3 Rxh2 63. Rxd2+ Rxd2 64. Kxd2 f4 65. Kd3 e4+ 66. Kc3 f3 67. Kd2 Kd4 68. a4 e3+ 69. Ke1 Kd3 70. a5 e2 71. Kf2 Kd2 72. Kxf3 e1=Q 73. Kf4 Qe3+ 0-1
2022.10.04 Titled Tue 4th Oct Late
1166179 Zierk, S (2488) Mihajlov, Seb (2375) 1-0
1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 Bf5 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 e6 10. Bd3 Nh5 11. Be5 f6 12. g4 fxe5 13. dxe5 Qg5 14. gxh5 Qg2 15. O-O-O Qxh1 16. f4 Rc8 17. Kb1 Bb4 18. Qe2 Bxc3 19. bxc3 Ba4 20. Rc1 Nc4 21. Bxc4 Rxc4 22. Nf3 Qxc1+ 23. Kxc1 Rxc3+ 24. Kb1 O-O 25. Nd4 Rfc8 26. Qg4 Bd7 27. h6 g6 28. Qh4 Rd3 29. Nb3 Rd1+ 30. Kb2 1-0
2022.10.04 Titled Tue 4th Oct Late
1166401 Vlassov, N (2283) Zierk, S (2488) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c4 dxc4 7. Bxc4 Nc6 8. Be3 cxd4 9. Nxd4 Nxd4 10. Qxd4 Qxd4 11. Bxd4 Bb4+ 12. Nc3 Ne7 13. O-O O-O 14. f4 Rfd8 15. Be3 Rac8 16. Bb3 Nc6 17. Rfd1 Bxc3 18. bxc3 b6 19. Kf2 Na5 20. Rxd8+ Rxd8 21. Rd1 Rxd1 22. Bxd1 Be4 23. Bb3 Kf8 24. g4 Ke7 25. h4 Kd7 26. Bc1 Kc6 27. Ke3 Bd5 28. Bc2 g6 29. a4 Bb3 30. Be4+ Kd7 31. f5 Ke8 32. h5 exf5 33. gxf5 gxh5 34. Bf3 h4 35. Bh5 h3 36. Kf2 Nc4 37. e6 Nd6 38. exf7+ Bxf7 39. Bg4 Ne4+ 40. Kg1 Nxc3 41. a5 b5 42. Kh2 b4 43. Bd2 Nd5 44. Bd1 Kd7 45. Kxh3 Kc6 46. Bb3 Nf4+ 47. Bxf4 Bxb3 48. Kg4 Kb5 49. Bc7 Bc4 50. Kg5 b3 51. Be5 Kxa5 52. Kh6 Kb4 53. f6 a5 54. Kxh7 a4 55. Bd6+ Kc3 56. Be5+ Kc2 57. Kg7 a3 58. f7 Bxf7 59. Kxf7 b2 0-1
2022.10.04 Titled Tue 4th Oct Late
1166474 Zierk, S (2488) Boyer, Mahel (2445) 0-1
1. d4 d5 2. c4 e6 3. Nc3 h6 4. g3 Nf6 5. Bg2 Bd6 6. cxd5 exd5 7. Bxd5 Nxd5 8. Nxd5 Bxg3 9. hxg3 Qxd5 10. Rh4 Nc6 11. e4 Qxd4 12. Be3 Qxb2 13. Rc1 Be6 14. Ne2 Rd8 15. Qa4 Qxa2 16. Qxa2 Bxa2 17. Nc3 Be6 18. f4 Nb4 19. Kf1 Nd3 20. Rb1 b6 21. Kg2 c5 22. f5 Bc4 23. Ra1 Rd7 24. e5 Nxe5 25. Re4 f6 26. Bf4 Bd3 27. Re3 Kf7 28. Bxe5 fxe5 29. Rxe5 Re8 30. Rxe8 Kxe8 31. g4 b5 32. Kf3 b4 33. Na4 b3 34. Re1+ Re7 35. Rc1 c4 36. Nb2 Re2 37. Nxc4 Bxc4 38. Rxc4 Rc2 39. Rb4 Rc3+ 40. Kf4 a5 41. Rb7 a4 42. Ke5 Re3+ 43. Kf4 Re7 44. Rb8+ Kf7 45. g5 hxg5+ 46. Kxg5 Ra7 0-1
2022.09.20 Titled Tue 20th Sep Early
1175969 Zierk, S (2488) Szabo, Marcell (1895) 1-0
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Nc6 6. Bf4 Bg4 7. Qb3 Qb6 8. Qxb6 axb6 9. Nd2 Kd7 10. Ngf3 Bxf3 11. Nxf3 e6 12. Bb5 Bd6 13. Ne5+ Bxe5 14. Bxe5 Ra5 15. a4 Rha8 16. Ke2 Ne8 17. h4 f6 18. Bg3 Nd6 19. Bxd6 Kxd6 20. h5 h6 21. Rh3 Ne7 22. Re1 Nf5 23. b3 Ke7 24. Bd3 Nd6 25. Kd2 b5 26. Rhe3 bxa4 27. Rxe6+ Kd7 28. b4 R5a7 29. Re7+ Kc6 30. Rxg7 a3 31. Rg6 a2 32. Ra1 Ra3 33. Rxf6 Rb3 34. Bc2 Rba3 35. Rxh6 Kc7 36. Bd3 Rb3 37. Rxd6 Kxd6 38. h6 Rb2+ 39. Bc2 Rh8 40. Kc1 Rxc2+ 41. Kxc2 Rxh6 42. Rxa2 Rh2 43. Ra8 Rxg2 44. Rf8 b5 45. Kd3 Rg1 46. Rf6+ Kc7 47. Rf7+ Kc6 48. Rf8 Rd1+ 49. Ke2 Rc1 50. Rc8+ Kd7 51. Rc5 Kd6 52. f4 Ke6 53. Kf3 Rf1+ 54. Kg3 Rg1+ 55. Kf2 Rc1 56. Ke2 Rc2+ 57. Kf3 Rc1 58. f5+ Kd6 59. Kf4 Rf1+ 60. Kg5 Rf3 61. Kg6 Rg3+ 62. Kf7 Rf3 63. f6 Rf5 64. Rxb5 Kc6 65. Rc5+ Kd7 66. b5 Rf1 67. Rxd5+ 1-0
2022.09.20 Titled Tue 20th Sep Early
1176076 Sharifov, Mekhriddin (2209) Zierk, S (2488) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. g3 Nc6 10. Bg2 Bd7 11. Ne2 O-O-O 12. O-O Nge7 13. Qb2 Rdf8 14. Nf4 Kb8 15. Nh5 Rhg8 16. Rae1 Nc8 17. Kh1 Nb6 18. f4 Qa5 19. Bh3 Na4 20. Qa1 Be8 21. Rf2 f5 22. exf6 Bxh5 23. Bxe6 gxf6 24. Bxg8 Rxg8 25. f5 Qc7 26. Bf4 a6 27. Bxc7+ Kxc7 28. Re6 Rf8 29. h3 Be8 30. Rfe2 Bd7 31. R6e3 Bxf5 32. Kh2 Be4 33. Rxe4 dxe4 34. Rxe4 Nb6 35. Qf1 f5 36. Rf4 Ne7 37. Rh4 Rf7 38. Qf4+ Kc8 39. Qe5 Kd7 40. Rh6 Nbd5 41. Rd6+ Kc8 42. Rxd5 1-0
2022.09.20 Titled Tue 20th Sep Early
1176354 Zierk, S (2488) Golubev, M (2461) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 Nc6 6. c4 e6 7. Nc3 Be7 8. Be2 O-O 9. Be3 d5 10. exd5 exd5 11. Nxc6 bxc6 12. cxd5 cxd5 13. O-O Be6 14. Bd4 a5 15. Na4 Rb8 16. b3 Rb4 17. Rc1 Qb8 18. Nc5 Bd6 19. Kh1 Bxh2 20. f4 Bg3 21. Na6 Qd8 22. Rf3 Ne4 23. Nxb4 Qh4+ 24. Kg1 Qh2+ 25. Kf1 Bh3 26. Rxg3 Nxg3+ 27. Kf2 Qxg2+ 28. Ke3 Re8+ 29. Be5 Nf5+ 30. Kd2 axb4 31. Qg1 Qxg1 32. Rxg1 f6 33. Bb2 Nd6 34. Bd3 Ne4+ 35. Bxe4 dxe4 36. Bxf6 g6 37. Ke3 Bf5 38. Rc1 Re6 39. Be5 Re7 40. Rc8+ Kf7 41. Rb8 h5 42. Rxb4 h4 43. Rb8 h3 44. a4 h2 45. Rh8 Rd7 46. Rh7+ Ke6 47. Rxh2 Rd3+ 48. Ke2 Rxb3 49. Rh8 Ra3 50. Re8+ Kd5 51. Rd8+ Kc4 52. Rd4+ Kc5 53. Bd6+ 1-0
2022.09.20 Titled Tue 20th Sep Early
1176444 Taboas Rodriguez, D (2359) Zierk, S (2488) 0-1
1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 Nbd7 7. O-O e5 8. Be3 Ng4 9. Bg5 f6 10. Bd2 c6 11. d5 f5 12. Ng5 Ndf6 13. Ne6 Bxe6 14. dxe6 Qe7 15. exf5 gxf5 16. Qc1 e4 17. f3 Ne5 18. f4 Ng6 19. Be3 Qxe6 20. Qd2 Ng4 21. Bxg4 fxg4 22. b3 Ne7 23. Rad1 Nf5 24. Rfe1 Rfe8 25. Kh1 Qh6 26. Bf2 g3 27. Bg1 gxh2 28. Bxh2 Qh4 29. Rxe4 Ng3+ 30. Kg1 Nxe4 31. Nxe4 Rxe4 32. Qxd6 Re1+ 0-1
2022.09.20 Titled Tue 20th Sep Early
1176694 Zierk, S (2488) Domingo Nunez, Ruben (2369) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 dxe4 6. Nxe4 Nf6 7. Nxf6+ exf6 8. Bd3 O-O 9. O-O a5 10. a4 Na6 11. c3 Nc7 12. Bf4 Nd5 13. Bh2 Be6 14. Re1 Re8 15. Qd2 Bf8 16. Re2 Bd6 17. Rae1 Bxh2+ 18. Kxh2 Qd6+ 19. g3 Bd7 20. Rxe8+ Rxe8 21. Rxe8+ Bxe8 22. Qe1 Bd7 23. Nd2 h5 24. h4 Kg7 25. Nc4 Qc7 26. Ne3 Qb6 27. Qd2 Nxe3 28. fxe3 c5 29. dxc5 Qe6 30. Bf1 Bc6 31. Bg2 Bxg2 32. Qxg2 Qxe3 33. Qxb7 Qxc5 34. Kg2 Qc4 35. Qb5 Qe4+ 36. Kf2 f5 37. Qxa5 f4 38. gxf4 Qxf4+ 39. Ke2 Qh2+ 40. Kd3 Qxb2 41. Qe5+ Kg8 42. a5 Qb1+ 43. Kc4 Qf1+ 44. Kc5 Qa6 45. Kb4 Qb7+ 46. Qb5 Qe4+ 47. Qc4 Qe7+ 48. Ka4 Qd7+ 49. Ka3 Qe7+ 50. Qb4 Qf6 51. Qd4 Qa6 52. Qd8+ Kh7 53. Qc7 Kg8 54. Kb4 g5 55. Qd8+ Kh7 56. Qxg5 Qb7+ 57. Qb5 Qe4+ 58. Qc4 Qb7+ 59. Ka4 Qd7+ 60. Ka3 Qe7+ 61. Qb4 Qe6 62. Qb5 Qe7+ 63. Kb3 Qxh4 64. a6 Qe7 65. Qxh5+ Kg7 66. Qg4+ Kh6 67. Qf4+ Kh5 68. Qf3+ Kh6 69. Qc6+ f6 70. Qb7 Qe6+ 71. c4 Qe3+ 72. Kb4 Qd2+ 73. Kc5 Qe3+ 74. Kd6 Qe5+ 75. Kd7 Qd4+ 76. Ke7 Qe5+ 77. Kf7 Qc5 78. Qh1+ Kg5 79. Qd5+ Qxd5+ 80. cxd5 1-0
2022.09.20 Titled Tue 20th Sep Early
1176773 Bordi, K (2288) Zierk, S (2488) 1-0
1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Nf3 O-O 8. O-O Nbd7 9. d3 a6 10. a4 Nb6 11. Qb3 Bg4 12. Ne5 Bf5 13. Re1 Rc8 14. Be3 Nbd7 15. Nf3 Qc7 16. a5 Ng4 17. Bg5 Nde5 18. Nxe5 Bxe5 19. h3 Bh2+ 20. Kf1 Ne5 21. Rad1 Rfe8 22. d6 Qxd6 23. Rxe5 Bxe5 24. Bxf7+ Kg7 25. Bxe8 Rxe8 26. Qxb7 Rb8 27. Qxe7+ Qxe7 28. Bxe7 Rxb2 29. Ne4 Ra2 30. Bd8 Bd7 31. Bb6 Bb5 32. Kg1 Bxd3 33. Nc3 Bxc3 34. Rxd3 Ra1+ 35. Kh2 Bxa5 36. Bd4+ 1-0
2022.09.20 Titled Tue 20th Sep Early
1176953 Zierk, S (2488) Yurovskykh, Oleksandr (2328) 1/2-1/2
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. g3 e6 7. Bg2 c6 8. Bg5 Nbd7 9. Qd2 Bd6 10. O-O-O h6 11. Bf4 Bxf4 12. Qxf4 Qb8 13. Qe3 Qc7 14. h3 Bxf3 15. Qxf3 O-O-O 16. Kb1 Nb6 17. Qe2 Nbd5 18. Ne4 Nxe4 19. Bxe4 Rd6 20. Bg2 Rhd8 21. Qe5 Nf6 22. c3 R6d7 23. Rhe1 Qxe5 24. Rxe5 Kc7 25. Kc1 Kd6 26. f4 g6 27. a4 Nd5 28. Rde1 h5 29. a5 b6 30. h4 Ne7 31. Bh3 Nf5 32. Rg1 Rh8 33. Kd2 Rc7 34. Ke2 c5 35. dxc5+ Rxc5 36. Rd1+ Kc7 37. Rxc5+ bxc5 38. Bxf5 gxf5 39. b4 Rb8 40. bxc5 Rb5 41. c6 Kxc6 42. Rd8 Rxa5 43. Rh8 Ra2+ 44. Kf1 Ra3 45. Rxh5 Rxc3 46. Kg2 Kd7 47. Rh8 Ke7 48. h5 Kf6 49. Rg8 Rc2+ 50. Kh3 Rc1 51. Kh2 Rc2+ 52. Kh3 Rc1 53. Kg2 Rc2+ 54. Kh3 1/2-1/2
2022.09.20 Titled Tue 20th Sep Late
1177602 Fiorito, Joaquin (2271) Zierk, S (2488) 0-1
1. d4 Nf6 2. Nc3 d5 3. Bf4 c5 4. e4 Nxe4 5. Bb5+ Bd7 6. Nxd5 e5 7. Bxd7+ Qxd7 8. dxe5 Na6 9. Qd3 O-O-O 10. Qxe4 Qxd5 11. Qxd5 Rxd5 12. c3 g5 13. Bxg5 Rxe5+ 14. Be3 Bh6 15. Nf3 Re6 16. O-O Bxe3 17. fxe3 Rxe3 18. Rae1 Rxe1 19. Rxe1 Rf8 20. Re7 h6 21. Kf2 Nc7 22. Re5 Ne6 23. Rf5 Kd7 24. Ne5+ Ke7 25. h3 Ng5 26. Ng4 Rd8 27. Re5+ Kd6 28. Re2 h5 29. Nf6 Rh8 30. Ne4+ Nxe4+ 31. Rxe4 Rh6 32. Rf4 Ke6 33. Kf3 Rg6 34. g3 Rg5 35. Re4+ Kd6 36. Kf4 Rd5 37. Re2 Rd3 38. Re8 Kd7 39. Re5 Rd2 40. Rxc5 Rxb2 41. Rxh5 Rxa2 42. Rd5+ Ke6 43. Rd8 Ra4+ 44. Kf3 Rc4 45. Re8+ Kf6 46. Re3 a5 47. Ke2 Rc5 48. Kd3 b5 49. Rf3+ Kg6 50. Rf4 Rh5 51. h4 Re5 52. Rg4+ Kh5 53. Rf4 f5 54. Rd4 a4 55. Kd2 Re4 56. Rd5 Kg4 57. Rxb5 Re6 58. Kc2 Re2+ 59. Kd3 Rg2 60. Rb4+ Kxg3 61. Rxa4 f4 62. h5 f3 63. Ra8 Rh2 64. Rg8+ Kf2 65. Ke4 Ke2 66. Rf8 f2 67. c4 Rxh5 68. Kd4 Rh4+ 69. Kd5 Rh3 70. c5 Rf3 71. Rxf3 Kxf3 72. c6 f1=Q 73. c7 Qa6 0-1
2022.09.20 Titled Tue 20th Sep Late
1177676 Zierk, S (2488) Melikyan, Gnel (2238) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Re1 a6 6. Bf1 d5 7. exd5 Nxd5 8. d4 Nf6 9. Be3 cxd4 10. Nxd4 Bd7 11. c4 Nxd4 12. Bxd4 Bc6 13. Nc3 Be7 14. Qd2 O-O 15. Rad1 Qc7 16. Be5 Qb6 17. Qf4 Nd7 18. Bd4 Bc5 19. Bxc5 Qxc5 20. a3 Rfd8 21. b4 Qh5 22. b5 axb5 23. cxb5 Bd5 24. Nxd5 exd5 25. Re7 Nf6 26. Rde1 d4 27. Rxb7 d3 28. Qd2 Qd5 29. Ree7 Ne4 30. Qf4 Nd6 31. Rbd7 d2 32. Qxd6 Qxd6 33. Re8+ Qf8 34. Rd6 Qxe8 0-1
2022.09.20 Titled Tue 20th Sep Late
1177804 Graif, William (2305) Zierk, S (2488) 0-1
1. d4 Nf6 2. Nc3 d5 3. e4 Nxe4 4. Nxe4 dxe4 5. Be3 g6 6. f3 exf3 7. Nxf3 Bg7 8. Qd2 Bg4 9. O-O-O Bxf3 10. gxf3 Nc6 11. Bb5 a6 12. Bxc6+ bxc6 13. Bh6 Bxh6 14. Qxh6 Qd5 15. Kb1 O-O-O 16. Qe3 e5 17. Qxe5 Qxe5 18. dxe5 Rxd1+ 19. Rxd1 Re8 20. f4 g5 21. fxg5 Rxe5 22. h4 Re4 23. Rh1 Kd7 24. Kc1 Ke7 25. Kd2 c5 26. Re1 Rxe1 27. Kxe1 Ke6 28. Ke2 Kf5 29. Kf3 c4 30. c3 a5 31. b3 cxb3 32. axb3 c6 33. c4 c5 34. Kg3 Ke4 35. Kg4 Kd3 36. Kh5 Kc3 37. Kh6 Kxb3 38. Kxh7 a4 39. Kg7 a3 40. Kxf7 a2 41. g6 a1=Q 42. g7 Qf1+ 43. Ke7 Qxc4 44. h5 Qh4+ 45. Kf8 Qf6+ 46. Kg8 Qh6 0-1
2022.09.20 Titled Tue 20th Sep Late
1177997 Zierk, S (2488) Goroshkov, Maksym (2315) 1/2-1/2
1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Nd7 5. exd6 Bxd6 6. h3 Bh5 7. Be2 Ngf6 8. e5 Bxf3 9. exf6 Bxg2 10. Rg1 Bc6 11. fxg7 Rg8 12. Bg5 Be7 13. Bxe7 Qxe7 14. Qd4 O-O-O 15. Qxa7 Nb6 16. Nc3 Qe5 17. Rd1 Rxd1+ 18. Kxd1 Qd4+ 19. Kc1 Qxf2 20. Rf1 Qe3+ 21. Kb1 Rxg7 22. Bg4+ Bd7 23. Nd5 Qd4 24. Nxb6+ cxb6 25. Bxd7+ Qxd7 26. Qxb6 Rg6 27. Qf2 Rd6 28. b3 Rd1+ 29. Rxd1 Qxd1+ 30. Kb2 Qd7 31. h4 Qe7 32. c4 Qe5+ 33. Kc2 Qe4+ 34. Kc3 Qe5+ 35. Qd4 Qe1+ 36. Kb2 Qe2+ 37. Ka3 Qe7+ 38. c5 Qe1 39. b4 Qc1+ 40. Kb3 Qb1+ 41. Qb2 Qd3+ 42. Qc3 Qb1+ 43. Ka3 Qg6 44. Qf3 Qa6+ 45. Kb2 Qc4 46. a3 Qd4+ 47. Kb3 Kb8 48. h5 Ka7 49. Qxf7 Qd3+ 50. Kb2 Qd2+ 51. Kb3 Qd3+ 52. Ka4 Qa6+ 53. Kb3 Qd3+ 1/2-1/2
2022.09.13 Titled Tue 13th Sep Early
1182549 Zierk, S (2488) Johnson, Be (2050) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e5 6. d4 cxd4 7. cxd4 exd4 8. Bf4 a6 9. Ba4 Nge7 10. Bd6 b5 11. Bb3 Bb7 12. e5 Nc8 13. Re1 Nxd6 14. exd6+ Kf8 15. h4 h6 16. Nbd2 Bf6 17. Ne4 Kg7 18. Nc5 Rb8 19. h5 Re8 20. hxg6 fxg6 21. Qd2 Na5 22. Rxe8 Qxe8 23. Qxa5 Bxf3 24. gxf3 Rc8 25. Re1 1-0
2022.09.13 Titled Tue 13th Sep Early
1182819 Zierk, S (2488) Salman, P (2287) 1-0
1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 b6 7. Nc3 Nxc3 8. bxc3 Qc7 9. Bb2 Be7 10. Rc1 O-O 11. Bd3 Ba6 12. c4 Bb4+ 13. Nd2 d6 14. exd6 Qxd6 15. O-O Bxd2 16. Qxd2 Rd8 17. Qg5 h6 18. Qg4 Nd7 19. d5 e5 20. f4 Nf6 21. Qf5 e4 22. Bxf6 exd3 23. Bxd8 Rxd8 24. Qxd3 Qc5+ 25. Kh1 b5 26. cxb5 Bxb5 27. Rxc5 Bxd3 28. Rd1 Ba6 29. d6 Kf8 30. Kg1 Ke8 31. Rc7 g5 32. f5 Rd7 33. Re1+ Kd8 34. Rxd7+ Kxd7 35. Re7+ Kxd6 36. Rxf7 Ke5 37. Rxa7 Bc4 38. g4 Be2 39. h3 Bc4 40. Ra5+ Kf4 41. Ra4 Kg3 42. Rxc4 Kxh3 43. f6 1-0
2022.09.13 Titled Tue 13th Sep Early
1183048 Kalavannan, Koby (2324) Zierk, S (2488) 0-1
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. Bf3 c6 10. g5 Ne8 11. dxc6 Qb6 12. Nd5 Qxb2 13. Bxc5 bxc6 14. Rb1 Qxa2 15. Ne7+ Kh8 16. Be3 Be6 17. Nxc6 Bxc4 18. Nb4 Qa5 19. Be2 Be6 20. Bd2 Qd8 21. Nd5 f5 22. gxf6 Nxf6 23. Nxf6 Qxf6 24. Be3 Qh4 25. Qd3 d5 26. Nf3 Rxf3 27. Bxf3 Rf8 28. exd5 Bf5 29. Be4 Bxe4 30. Rb4 Bxd3 31. Rxh4 e4 32. Bd2 Rb8 33. Bc1 Rc8 34. Kd1 Rc2 35. f3 exf3 36. Rf4 Rxc1+ 37. Kxc1 Bh6 38. Kd2 Be4 39. Ke3 Bxd5 40. Rd1 Bc6 41. Rd8+ Kg7 42. Rc8 Bxf4+ 43. Kxf4 f2 44. Rxc6 f1=Q+ 45. Ke5 Qe2+ 46. Kd6 Qxh2+ 47. Kd7 Qd2+ 48. Kc7 Qf4+ 49. Kb7 Qf7+ 50. Ka6 Qf6 51. Rxf6 Kxf6 52. Kxa7 g5 53. Kb6 g4 54. Kc5 g3 55. Kd4 g2 56. Ke3 g1=Q+ 57. Ke4 Qg5 58. Kd3 Qf5+ 59. Ke2 Qe5+ 60. Kf3 Kf5 61. Kg2 Qe4+ 62. Kh3 Kg5 63. Kg3 Qe3+ 64. Kg2 Kg4 65. Kf1 Qd2 66. Kg1 Kg3 67. Kh1 Qd1# 0-1
2022.09.13 Titled Tue 13th Sep Early
1183208 Zierk, S (2488) Starozhilov, L (2293) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. h4 h5 7. Nh3 Bxh3 8. Rxh3 Nd7 9. a4 c6 10. d5 b4 11. dxc6 bxc3 12. cxd7+ Qxd7 13. bxc3 Nf6 14. f3 Qc7 15. Kf2 O-O 16. Be2 Rfc8 17. Ra3 Nd7 18. Bd4 Bxd4+ 19. Qxd4 Ne5 20. Rh1 Nc6 21. Qe3 Ne5 22. Rb3 Qa5 23. Ra1 Rc7 24. Qd4 Rac8 25. Qb4 Qxb4 26. cxb4 Rxc2 27. Ke1 Nc4 28. b5 axb5 29. a5 Ra8 30. a6 Ne5 31. Rxb5 Rc7 32. Rab1 Rca7 33. Rb7 Kf8 34. Rxa7 Rxa7 35. Rb8+ Kg7 36. f4 Nc6 37. Rb6 Nd4 38. Bd3 Ne6 39. Rb7 Ra8 40. Rxe7 Nxf4 41. Bf1 Ne6 42. g3 Kf6 43. Rd7 Ke5 44. Rxf7 Nc5 45. Re7+ Kd4 46. Rg7 Nxa6 47. Rxg6 Nc5 48. Rxd6+ Ke3 49. Be2 Nxe4 50. Rd3# 1-0
2022.09.13 Titled Tue 13th Sep Early
1183360 Zierk, S (2488) Maksimovic, Bojan (2468) 0-1
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. h4 h5 6. Nf3 b5 7. Ng5 Nf6 8. e5 dxe5 9. Qf3 exd4 10. Qxa8 dxe3 11. fxe3 Nbd7 12. O-O-O O-O 13. Be2 c5 14. Nd5 e6 15. Qxc8 exd5 16. Qxd8 Rxd8 17. Rhf1 Ne5 18. Kb1 Rd7 19. a4 bxa4 20. Bxa6 a3 21. bxa3 Ra7 22. Bc8 Rxa3 23. Bb7 Nc4 24. Nxf7 Ne4 25. c3 Nxc3+ 26. Kc1 Ra1+ 27. Kc2 Nxe3+ 28. Kd3 Rxd1+ 29. Rxd1 Nexd1 30. Ng5 c4+ 31. Kd2 Nb2 32. Ne6 Bf6 33. Nf4 Ne4+ 34. Ke3 Nc3 35. Nxg6 d4+ 36. Kd2 d3 37. Bf3 Nca4 38. Bd5+ Kg7 39. Nf4 c3+ 40. Ke3 c2 41. Kd2 Bxh4 42. Nxh5+ Kh6 43. Nf4 Bg5 44. g3 Bxf4+ 45. gxf4 Nc3 46. Bb3 Nb1+ 47. Kc1 d2+ 0-1
2022.09.13 Titled Tue 13th Sep Early
1183501 Kalogeris, I (2412) Zierk, S (2488) 1/2-1/2
1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. c3 O-O 8. Bd3 Bg4 9. Be3 Nd7 10. h3 Bh5 11. g4 Bg6 12. h4 Re8 13. Qd2 Be4 14. Bxe4 Rxe4 15. Rg1 Qa5 16. Qd3 f5 17. gxf5 Qxf5 18. Nd2 Rxe3+ 19. Qxe3 Bf4 20. Qe2 Nf6 21. Kd1 Bxd2 22. Qxd2 Ne4 23. Qe3 Re8 24. Kc1 Re6 25. f3 Ng3 26. Qg5 Qxg5+ 27. hxg5 Ne2+ 28. Kd2 Nxg1 29. Rxg1 h5 30. gxh6 Rxh6 31. Rg2 f6 32. Ke3 Kf7 33. c4 Rh1 34. Rd2 Re1+ 35. Kf2 Ra1 36. b3 Ke6 37. Ke3 g5 38. d5+ cxd5 39. cxd5+ Kd6 40. Ke4 Rf1 41. Rd3 Ke7 42. d6+ Ke6 43. Ke3 Kd7 44. Ke4 Ke6 45. Ke3 Kd7 46. Ke4 Ke6 1/2-1/2
2022.09.13 Titled Tue 13th Sep Early
1183646 Halkias, S (2506) Zierk, S (2488) 0-1
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 Nbd7 7. Be3 e5 8. O-O Ng4 9. Bg5 f6 10. Bc1 f5 11. exf5 gxf5 12. dxe5 dxe5 13. Ng5 Nc5 14. Qxd8 Rxd8 15. b4 e4 16. bxc5 Bxc3 17. Rb1 Nf6 18. Rb3 Be5 19. Nh3 b6 20. c6 Be6 21. Nf4 Bf7 22. Rg3+ Bg6 23. h4 Bxf4 24. Bxf4 Kf7 25. Bxc7 Rdc8 26. Be5 Rxc6 27. h5 Bxh5 28. Bxh5+ Nxh5 29. Rg5 Nf6 30. Rxf5 Kg6 31. Rf4 Re8 32. Bxf6 Rxf6 33. Rg4+ Kf7 34. Rd1 Re7 35. Rg3 Rc6 36. Rd4 Kf6 37. Re3 Rce6 38. g3 Kf5 39. Kg2 Rc7 40. Rd5+ Re5 41. Rd4 h5 42. Kh3 Rce7 43. Kh4 Ra5 44. Rd5+ Rxd5 45. cxd5 Rd7 46. d6 Rxd6 47. Kxh5 Rd2 48. g4+ Kf4 49. g5 Rxf2 50. Rh3 e3 51. g6 e2 52. Rh4+ Kf5 53. g7 Rg2 0-1
2022.09.06 Titled Tue 6th Sep Early
1187939 Zierk, S (2488) Goncalves, Davi Sulzbacher (2282) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. h3 Bf5 11. Be3 Qb6 12. Bxc6 bxc6 13. b3 a5 14. Nbd2 a4 15. Nxe4 Bxe4 16. Nd2 Bf5 17. bxa4 Qb4 18. Nb3 Qxa4 19. Qd2 Rfb8 20. Rec1 Rb6 21. Nc5 Qa3 22. Rc3 Qb2 23. Qxb2 Rxb2 24. a4 Ra5 25. Nb3 Ra6 26. a5 f6 27. Nc5 Ra7 28. exf6 Bxf6 29. Rb3 Rxb3 30. Nxb3 Bd3 31. Nc5 Bb5 32. f4 Kf7 33. g4 e6 34. Kf2 Be7 35. Kf3 Bxc5 36. dxc5 Ra6 37. Bd4 Ra7 38. Ke3 Ra6 39. Bc3 Ra7 40. Kd4 Kf6 41. Ke3+ Kf7 42. Be5 h6 43. Kd4 g5 44. f5 exf5 45. gxf5 Ba6 46. Rb1 Bb5 47. Ra1 Ba6 48. h4 Rb7 49. hxg5 Rb4+ 50. Kc3 Rc4+ 51. Kb3 hxg5 52. Rh1 Rxc5 53. Rh7+ Kg8 54. Rg7+ Kf8 55. f6 Rb5+ 56. Ka4 Rb7 57. Bd6+ Ke8 58. Rxg5 Kf7 59. Be5 Ke6 60. Bd4 c5 61. Bxc5 Kxf6 62. Rxd5 Bb5+ 63. Ka3 Bc4 64. Rd6+ Ke5 65. Rh6 Rb5 66. Bb4 Rb7 67. Bc5 Rb5 68. Bb6 Rb3+ 69. Ka4 Rb1 70. Rh4 Kd5 71. Rd4+ Kc6 72. Rxc4+ Kb7 73. Rc7+ Kb8 74. Rf7 Ka8 75. Bc5 Ra1+ 76. Kb5 Rb1+ 77. Kc6 Rb7 78. Rf8+ Rb8 79. Rf4 Rc8+ 80. Kb5 Rb8+ 81. Bb6 Rc8 82. Rf7 Re8 83. Bc5 Rb8+ 84. Ka6 Rb7 85. Rf6 Ra7+ 86. Kb5 Rb7+ 87. Bb6 Rb8 88. Kc6 Rc8+ 89. Bc7 Rd8 90. Bxd8 Ka7 91. Bc7 Ka8 92. Rf8+ Ka7 93. Bb6+ Ka6 94. Ra8# 1-0
2022.09.06 Titled Tue 6th Sep Early
1188041 Kucuksari, Kaan (2482) Zierk, S (2488) 0-1
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O a6 8. b3 Rb8 9. d5 Na5 10. Bg5 c5 11. dxc6 Nxc6 12. Rc1 Bd7 13. Ne1 h6 14. Bd2 Nd4 15. Nd3 b5 16. c5 Bc6 17. Bxc6 Nxc6 18. cxd6 exd6 19. Nxb5 axb5 20. Rxc6 Qd7 21. Qc2 Rfe8 22. Nf4 g5 23. Rc7 Rbc8 24. Rxd7 Rxc2 25. Rxd6 Ne4 26. Rd5 Nxd2 27. Rd1 Nxb3 28. Nh5 Rexe2 29. Nxg7 Kxg7 30. Rf5 Nd2 31. Kg2 Ne4 32. Rf1 Rxa2 33. h4 g4 34. h5 b4 35. Rb5 Rxf2+ 36. Rxf2 Rxf2+ 37. Kg1 Rb2 38. Rf5 Ng5 39. Rb5 b3 40. Kf1 Ne4 41. Rb7 Rc2 42. Ke1 b2 0-1
2022.09.06 Titled Tue 6th Sep Early
1188159 Zierk, S (2488) Postny, E (2573) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nf6 7. f4 Bb4 8. Nxc6 bxc6 9. e5 Nd5 10. Bd2 Nxc3 11. Bxc3 Bxc3+ 12. bxc3 Qa5 13. Qd2 O-O 14. Bd3 f6 15. exf6 Rxf6 16. O-O d5 17. Rab1 Bd7 18. Qe3 Raf8 19. Rb7 Bc8 20. Ra7 c5 21. Qh3 h6 22. Qg3 R6f7 23. Rxf7 Rxf7 24. Qg6 Rf6 25. Qe8+ Rf8 26. Bh7+ Kxh7 27. Qxf8 Bd7 28. f5 exf5 29. Qf7 Qb5 30. Re1 c4 31. h3 1-0
2022.09.06 Titled Tue 6th Sep Early
1188406 Shuvalova, Polina (2510) Zierk, S (2488) 0-1
1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nd2 O-O 5. Be2 d6 6. h4 h5 7. Ngf3 Bg4 8. Ng5 Bxe2 9. Qxe2 c5 10. dxc5 dxc5 11. O-O-O Qa5 12. Kb1 Nbd7 13. e4 e6 14. Bd6 Rfe8 15. Qf3 Bh6 16. e5 Bxg5 17. hxg5 Ng4 18. Qf4 Qb4 19. c4 b5 20. a3 Qa4 21. Rc1 b4 22. b3 Qxa3 23. Rc2 Qa6 24. Ne4 Qa3 25. Nd2 Qa6 26. Rf1 Rad8 27. f3 Ngxe5 28. Bxe5 Nxe5 29. Qxe5 Rd3 30. Rb2 Red8 31. Ne4 f5 32. gxf6 Rd1+ 33. Rxd1 Rxd1+ 34. Kc2 Qa1 35. f7+ Kf8 36. Qh8+ Kxf7 37. Ng5+ Ke7 38. Qg7+ Kd8 39. Qf8+ Kc7 40. Qxc5+ Kd7 41. Qb5+ Ke7 42. Qb7+ Kf6 43. Ne4+ Ke5 44. Qg7+ Kf4 45. Qf6+ Ke3 46. Qg5+ Ke2 47. Ng3+ Kf2 48. Ne4+ Kg1 49. Qe3+ Kh2 50. f4 Re1 51. Qd2 Rxe4 52. g4+ Kg3 53. Kd3 Rxf4 54. Qe3+ Rf3 55. Re2 Qb1+ 56. Kd4 Rxe3 57. Rxe3+ Kxg4 58. Rxe6 Qb2+ 59. Kc5 Qxb3 60. Re4+ Kf5 61. Re8 Qc3 62. Rf8+ Ke6 63. Re8+ Kd7 64. Rh8 Qxh8 65. Kxb4 Qb8+ 66. Ka5 Qc7+ 67. Ka4 Qc6+ 0-1
2022.09.06 Titled Tue 6th Sep Early
1188550 Zierk, S (2488) Mahdavi, Reza (2292) 1-0
1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Nc6 7. Bc4 d6 8. O-O Be7 9. Re1 O-O 10. exd6 Bxd6 11. Nc3 Nf6 12. Bg5 Be7 13. a3 h6 14. Bh4 Nd5 15. Bg3 b6 16. Nxd5 exd5 17. Bb5 Bb7 18. Rc1 Rc8 19. Qa4 Na5 20. b4 Nc4 21. Qxa7 Rc7 22. Bxc7 Qxc7 23. Bxc4 dxc4 24. Rxc4 Qxc4 25. Qxb7 Bf6 26. Qxb6 Qc3 27. a4 Rc8 28. h3 Rc4 29. Qb8+ Kh7 30. Re8 g6 31. Qf4 Kg7 32. Qd6 Qxb4 33. Qxb4 Rxb4 34. a5 Ra4 35. Ra8 Bxd4 36. Nxd4 Rxd4 37. a6 Ra4 38. Kf1 Ra2 39. g3 h5 40. Kg2 g5 41. Kf3 Ra4 42. Ke3 Kf6 43. Kd3 Kf5 44. a7 f6 45. Kc3 Ra1 46. Kc4 Rc1+ 47. Kd5 Rd1+ 48. Kc6 Ra1 49. Kd6 h4 50. Ke7 Ra6 51. Kf7 Ra5 52. g4+ Kf4 53. Kxf6 Ra6+ 54. Kg7 Kf3 55. Rf8+ Kg2 56. a8=Q+ Rxa8 57. Rxa8 Kxh3 58. Kg6 Kxg4 59. Ra4+ Kf3 60. Kxg5 h3 61. Ra3+ Kg2 62. Rg3+ Kxf2 63. Rxh3 1-0
2022.09.06 Titled Tue 6th Sep Early
1188662 Giri, A (2764) Zierk, S (2488) 0-1
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nbd7 7. O-O e5 8. Be3 Ng4 9. Bg5 f6 10. Bh4 Nh6 11. d5 g5 12. Bg3 f5 13. exf5 Nxf5 14. Nd2 Nf6 15. Nde4 Nd4 16. Nxf6+ Bxf6 17. Bg4 Bxg4 18. Qxg4 Qe8 19. Qe4 h5 20. f3 h4 21. Bf2 h3 22. g3 Qh5 23. Be3 Kg7 24. Rf2 Rf7 25. Raf1 Raf8 26. Nb5 Qg6 27. Qxg6+ Kxg6 28. Nc3 Bg7 29. f4 exf4 30. gxf4 Nf5 31. Bxa7 Ra8 32. fxg5 Rxa7 33. Ne2 Be5 34. b3 Rxa2 35. Nf4+ Bxf4 36. Rxa2 Be3+ 37. Kh1 Ng3+ 38. hxg3 Rxf1+ 39. Kh2 Rb1 40. Kxh3 Rxb3 41. Kg4 Bd4 42. Rh2 Be5 43. Rh6+ Kg7 44. Re6 Rxg3+ 45. Kh4 Rg2 46. c5 Rc2 47. Kh5 Rxc5 48. Re7+ Kf8 49. Rd7 Rxd5 0-1
2022.09.06 Titled Tue 6th Sep Early
1188713 Nakamura, Hi (2768) Zierk, S (2488) 1-0
1. g3 d5 2. Bg2 g6 3. d3 Bg7 4. Nc3 Nf6 5. Bd2 O-O 6. Qc1 Re8 7. Bh6 Bh8 8. h4 e5 9. h5 d4 10. hxg6 dxc3 11. g7 Bxg7 12. Qg5 Nh5 13. Rxh5 1-0
2022.09.06 Titled Tue 6th Sep Early
1188876 Zierk, S (2488) Bachmann, Ax (2603) 1-0
1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 g6 5. Bg5 Bg7 6. Qd2 h6 7. Bf4 g5 8. Be3 Ng4 9. Bc4 e6 10. d5 Nxe3 11. Qxe3 exd5 12. Bxd5 Nb4 13. Bb3 Be6 14. O-O-O O-O 15. h4 g4 16. Nd4 Bxb3 17. axb3 Qf6 18. Nf5 Rfe8 19. Qf4 h5 20. f3 a5 21. fxg4 Na2+ 22. Nxa2 Qxb2+ 23. Kd2 Qxa2 24. Nxg7 Kxg7 25. Qg5+ Kf8 26. Qf6 Rad8 27. Ra1 1-0
2022.09.06 Titled Tue 6th Sep Early
1189030 Terry, R (2509) Zierk, S (2488) 1/2-1/2
1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. c3 O-O 5. Nbd2 d6 6. e4 c5 7. dxc5 dxc5 8. Bc4 Nc6 9. Qe2 a6 10. a4 Qc7 11. O-O h6 12. Bxf6 Bxf6 13. Qe3 Ne5 14. Nxe5 Bxe5 15. Qxh6 Qd6 16. Nf3 Bg7 17. Qh4 Bf6 18. e5 Bxh4 19. exd6 Bf6 20. dxe7 Bxe7 21. Rfe1 Bf6 22. Ne5 Kg7 23. Rad1 Bf5 24. Nd7 Rfd8 25. Nxf6 Kxf6 26. a5 Rxd1 27. Rxd1 Be6 28. Be2 Ke7 29. f4 Rb8 30. g4 b6 31. axb6 Rxb6 32. Rd2 a5 33. Kf2 a4 34. Bd1 Bd7 35. h4 Ra6 36. h5 gxh5 37. gxh5 a3 38. bxa3 Rxa3 39. Rd3 Bb5 40. Re3+ Kf6 41. Bf3 Bd7 42. Kg3 Bf5 43. Bd5 Ra1 44. Bf3 Rg1+ 45. Kf2 Rc1 46. Bc6 c4 47. Bd5 Bd3 48. Be4 Rxc3 49. Bxd3 cxd3 50. Ke1 Rc4 51. Rxd3 Rxf4 52. Rh3 Kg7 53. h6+ Kh7 54. Ke2 Rf6 55. Ke3 Rxh6 56. Rxh6+ Kxh6 57. Kf4 Kg6 58. Kg4 f5+ 1/2-1/2
2022.09.06 Titled Tue 6th Sep Early
1189100 Zierk, S (2488) Salem, AR (2677) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 e6 7. Nc3 Be7 8. Be2 O-O 9. Be3 b6 10. O-O Bb7 11. Rc1 Nbd7 12. Qd2 Rc8 13. Rfd1 Qc7 14. b4 Rfe8 15. Na4 h5 16. Nb3 h4 17. Qe1 h3 18. gxh3 Ba8 19. Qf2 Bd8 20. Bf4 e5 21. Be3 Qb8 22. Nc3 Nf8 23. Kh1 Ng6 24. Nd5 Bxd5 25. cxd5 Rxc1 26. Rxc1 Qb7 27. Qf1 b5 28. Rc6 Nh5 29. Rxd6 Ngf4 30. Nc5 Qe7 31. Rxa6 f5 32. Bxb5 Rf8 33. Nd7 Rf7 34. Bc5 Qh4 35. Nxe5 Nxh3 36. Nxf7 Kxf7 37. Ra8 f4 38. Rxd8 Ng3+ 39. hxg3 fxg3 40. Be8+ Kf6 41. Qa6+ Kg5 42. Qg6+ Kf4 43. Qf5# 1-0
2022.09.06 Titled Tue 6th Sep Early
1189261 Zierk, S (2488) Le Tuan Minh (2542) 1-0
1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Bc4 Nb6 6. Bb5+ Bd7 7. Qe2 e6 8. O-O a6 9. Bxd7+ Qxd7 10. a4 Nc6 11. d3 Be7 12. Ne4 O-O 13. Be3 Nd4 14. Qd1 Nxa4 15. Ne5 Qd5 16. Nc4 b5 17. Rxa4 bxa4 18. Nb6 Qb7 19. Nxa8 Rxa8 20. c3 Nb3 21. Qf3 Qd5 22. c4 Qd8 23. Nc3 Rb8 24. Nxa4 Qxd3 25. Qc6 Qd6 26. Qxd6 Bxd6 27. Rd1 Bf8 28. Kf1 f6 29. Rd7 Rb4 30. Nc3 Rxc4 31. Ra7 a5 32. Ke2 Rb4 33. Kd3 c4+ 34. Kc2 Bc5 35. Ra8+ Kf7 36. Ne4 Bd4 37. Nc3 e5 38. Rc8 Kg6 39. Nd5 Rb5 40. Ne7+ Kf7 41. Nf5 Na1+ 42. Kb1 Kg6 43. Nxd4 exd4 44. Bxd4 Nb3 45. Bc3 Nc5 46. Rc6 Kf5 47. Kc2 h5 48. Rc7 h4 49. Rxg7 Ne6 50. g4+ hxg3 51. Rxg3 Ng5 52. Re3 Kg4 53. Bxf6 Nf3 54. Bc3 Nxh2 55. Rg3+ Kf5 56. Bd2 Ke4 57. Re3+ Kf5 58. Rh3 Ke4 59. Rxh2 Kf3 60. Bc3 a4 61. Rh4 Rc5 62. Rd4 Rc6 63. Rd5 Kxf2 64. Ra5 Ke3 65. Rxa4 Ke4 66. Ra5 Re6 67. Rc5 Rh6 68. Rxc4+ Kd5 69. Rd4+ Kc5 70. b4+ Kc6 71. Kb3 Rh3 72. Rc4+ Kb5 73. Rc5+ Kb6 74. Kc4 Rh4+ 75. Bd4 Kb7 76. b5 Rh1 77. Re5 Rc1+ 78. Kd5 Rc7 79. Re6 Rd7+ 80. Rd6 Rh7 81. Rb6+ Kc7 82. Ra6 Kb8 83. Kc4 Rh1 84. Kc5 Rh7 85. Be5+ Kb7 86. Rc6 Re7 87. Bd6 Rf7 88. Kb4 Rh7 89. Ka5 Rd7 90. Rb6+ Ka7 91. Bc5 Rd5 92. Ra6+ Kb7 93. Ra7+ Kb8 94. Be3 Rd3 95. Re7 Rd6 96. Bf4 Ka8 97. Re8+ 1-0