WORLDBASE Player / Joueur CM Demchenko, Yaroslav
GameID: 0
293 games / 293 parties
2025.07.22 Titled Tue 22nd Jul Early
5014 Demchenko, Yaroslav (2217) Skembris, S (2295) 0-1
1. Nf3 d5 2. e3 Nf6 3. b3 g6 4. Bb2 Bg7 5. d4 O-O 6. Nbd2 b6 7. Bd3 Bb7 8. Ne5 c5 9. h4 h5 10. g4 Nbd7 11. Nxd7 Qxd7 12. dxc5 Nxg4 13. Bxg7 Kxg7 14. cxb6 axb6 15. Qe2 Qd6 16. a4 Qe5 17. Rd1 Qf6 18. Nf3 e5 19. Ng5 Rad8 20. Rd2 Rd6 21. e4 dxe4 22. Nxe4 Bxe4 23. Qxe4 Rd4 24. Qe2 e4 25. Bxe4 Rxd2 26. Qxd2 Re8 27. f3 Qa1+ 28. Ke2 Qxh1 29. Qd4+ Nf6 30. Kd3 Qxh4 31. b4 Qf4 32. Kc3 Qc7+ 33. Kb3 Rd8 34. Qb2 Qd6 35. Qc3 Kg8 36. Bd3 Nd5 37. Qd4 Nf4 38. Qxd6 Rxd6 39. Be4 h4 40. a5 bxa5 41. bxa5 h3 42. c4 h2 43. c5 Ra6 44. Kb4 0-1
2025.07.22 Titled Tue 22nd Jul Early
5120 Brown, Akeem (2063) Demchenko, Yaroslav (2217) 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 a6 10. Qe2 Nxf3+ 11. Qxf3 e5 12. Nf5 Qd7 13. Ng3 Qc7 14. h3 Bb4 15. Bg5 Be6 16. O-O Bxc3 17. bxc3 Nd5 18. Ne4 f6 19. c4 Nf4 20. Bxf4 exf4 21. c5 O-O 22. Nd6 Qxc5 23. Nxb7 Qg5 24. Rfd1 Rab8 25. Nc5 Qxc5 0-1
2025.07.22 Titled Tue 22nd Jul Early
5440 Demchenko, Yaroslav (2217) Goldin, R (2284) 1-0
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 d5 5. e3 O-O 6. Nbd2 a5 7. a3 a4 8. b4 c6 9. c4 Bf5 10. Be2 Nbd7 11. O-O Ne4 12. Bd3 Nd6 13. Bxf5 gxf5 14. Qc2 e6 15. Kh1 Ne4 16. Nxe4 fxe4 17. Ne5 f6 18. Nxd7 Qxd7 19. f3 f5 20. Bc3 Kh8 21. Rae1 b5 22. c5 Rg8 23. Qf2 Bf6 24. fxe4 dxe4 25. Re2 Rg6 26. Qf4 Rag8 27. Be1 Rg4 28. Qd6 Qxd6 29. cxd6 Rd8 30. Bg3 Rxg3 31. hxg3 h5 32. Rc2 Rxd6 33. Rfc1 Bg5 34. Rxc6 Rxc6 35. Rxc6 Bxe3 36. Rxe6 Bxd4 37. Kh2 Kg7 38. g4 hxg4 39. Kg3 Kf7 40. Rc6 Be5+ 41. Kf2 Bb2 42. Ke2 Bxa3 43. Rc5 Bxb4 44. Rxf5+ Ke6 45. Rxb5 Bd6 46. Ra5 a3 47. Ke3 Bb4 48. Ra4 Bc5+ 49. Kxe4 g3 50. Ra6+ Bd6 51. Rb6 Kd7 52. Kd5 Bc7 53. Ra6 Bf4 54. Rxa3 Ke7 55. Ra6 Kf7 56. Ke4 Bc7 57. Ra7 1-0
2025.07.22 Titled Tue 22nd Jul Early
5535 Sheehan, Ethan (2366) Demchenko, Yaroslav (2217) 1-0
1. d4 e6 2. Nf3 d5 3. c4 a6 4. cxd5 exd5 5. Nc3 Nf6 6. Bg5 Be7 7. e3 O-O 8. Bd3 Be6 9. O-O Nbd7 10. Qc2 h6 11. Bh4 c5 12. dxc5 Nxc5 13. Nd4 Rc8 14. Rac1 b5 15. a3 Nfe4 16. Bxe7 Qxe7 17. Bxe4 dxe4 18. Qd2 Bc4 19. Rfd1 f5 20. Nce2 Rcd8 21. Nc6 Rxd2 22. Nxe7+ Kf7 23. Rxd2 Kxe7 24. Nd4 f4 25. exf4 Rxf4 26. Rc3 Na4 27. Re3 Nc5 28. f3 Kf6 29. b4 exf3 30. bxc5 1-0
2025.07.22 Titled Tue 22nd Jul Early
5900 Khalafvand, Dorsa Sadat (1985) Demchenko, Yaroslav (2217) 1-0
1. d4 e6 2. c4 d5 3. Nc3 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be7 7. e3 O-O 8. Bd3 Be6 9. O-O Nbd7 10. Qc2 h6 11. Bh4 c5 12. dxc5 Nxc5 13. Rfd1 Rc8 14. Qe2 b5 15. Rac1 Qb6 16. Bb1 b4 17. Bxf6 Bxf6 18. Nxd5 Bxd5 19. Rxd5 Na4 20. Rc2 Nxb2 21. Rxb2 Rc1+ 22. Rd1 Rxd1+ 23. Qxd1 Bxb2 24. Qc2 Rd8 25. h3 Bf6 26. Nd2 Qd6 27. Qh7+ Kf8 28. Nc4 Qc7 29. Bd3 g6 30. Be2 Bg7 31. h4 Qe7 32. h5 Qf6 33. hxg6 fxg6 34. Bf3 Rc8 35. Nd2 Rc1+ 36. Nf1 Rc2 37. Ng3 Rxa2 38. Be2 b3 39. Ne4 Ra1+ 40. Bf1 Qe5 41. Qxg6 b2 42. Nd2 b1=Q 43. Nxb1 Rxb1 44. Qxb1 Bf6 45. Qb6 a5 46. Qc6 Kg7 47. Qb7+ Be7 48. Bd3 a4 49. Qa7 a3 50. Bf1 Kf7 51. Bc4+ Kf6 52. Be2 Qb2 53. Bc4 Qc1+ 54. Bf1 Qb1 55. Qd4+ Kf7 56. Qd5+ Kf8 57. Qf3+ Ke8 58. Qa8+ Kd7 59. Qd5+ Bd6 60. Qb5+ Qxb5 61. Bxb5+ Kc7 62. Bc4 Kb6 63. Kf1 Kc5 64. Bf7 Kb4 65. Ke2 Kc3 66. Kf3 Kb2 67. Kg4 a2 68. Bxa2 Kxa2 69. Kh5 Bf8 70. e4 Kb3 71. e5 Kc4 72. f4 Kd5 73. g4 Ke6 74. Kg6 Kd5 75. Kf7 Bc5 76. e6 Ke4 77. f5 Kf4 78. e7 Bxe7 79. Kxe7 Kxg4 80. f6 h5 81. f7 h4 82. f8=Q h3 83. Qf1 Kg3 84. Qh1 h2 85. Kf6 Kf2 86. Qxh2+ 1-0
2025.07.22 Titled Tue 22nd Jul Early
5918 Demchenko, Yaroslav (2217) Ferrara, Enzo (2138) 1-0
1. Nf3 e6 2. b3 f5 3. Bb2 Nf6 4. e3 d5 5. d4 Bd6 6. Nbd2 Nbd7 7. Bd3 O-O 8. Ne5 Bxe5 9. dxe5 Ng4 10. Nf3 c5 11. h3 Nh6 12. Qd2 Qc7 13. O-O-O a6 14. Be2 b5 15. g4 Bb7 16. Rhg1 fxg4 17. hxg4 Nf7 18. g5 Nfxe5 19. Nxe5 Nxe5 20. f4 Nc6 21. Rh1 d4 22. Bd3 g6 23. exd4 Nxd4 24. Rh4 Nf3 25. Qc3 Nxh4 26. Qh8+ Kf7 27. Qxh7+ Ke8 28. Qxc7 Bf3 29. Bxg6+ Nxg6 30. Qd7# 1-0
2025.07.22 Titled Tue 22nd Jul Late
6887 Gattani, Sarthak (1944) Demchenko, Yaroslav (2217) 0-1
1. d4 e6 2. Bf4 Nf6 3. e3 b6 4. Nf3 Bb7 5. Nbd2 Be7 6. c3 O-O 7. Bd3 c5 8. a4 d5 9. h4 Ne4 10. h5 h6 11. a5 Nd7 12. a6 Bc6 13. Ne5 Nxe5 14. Bxe5 Bf6 15. Bf4 Re8 16. f3 Bh4+ 17. Ke2 Nf2 18. Qf1 Nxh1 19. Qxh1 Bf6 20. g4 e5 21. dxe5 Bxe5 22. Bxe5 Rxe5 23. Rg1 Qe7 24. Nf1 Re8 25. Kd2 Rxe3 26. Nxe3 Qxe3+ 27. Kc2 Ba4+ 28. b3 Qf2+ 29. Kb1 Bxb3 30. Rf1 Qa2+ 31. Kc1 Qa1+ 32. Kd2 Qb2+ 0-1
2025.07.22 Titled Tue 22nd Jul Late
7076 Demchenko, Yaroslav (2217) Klekowski, M (2460) 0-1
1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 d5 5. e5 c5 6. c3 Ne7 7. h4 Nd7 8. Nbd2 Nc6 9. O-O Be7 10. g3 Qc7 11. Re1 O-O-O 12. b3 h6 13. Bb2 g5 14. h5 Kb8 15. a4 Rdf8 16. c4 dxc4 17. Nxc4 Nb4 18. Be4 g4 19. Nfd2 Rhg8 20. Bxb7 Qxb7 21. Ne4 Qd5 22. a5 b5 23. Ncd6 f5 24. Nxc5 Nxc5 25. dxc5 Nd3 26. Re2 f4 27. gxf4 g3 28. f3 Qxc5+ 29. Kh1 g2+ 30. Kh2 g1=Q+ 31. Qxg1 Rxg1 32. Rxg1 Nxb2 33. Rxb2 Bxd6 34. exd6 Qxd6 0-1
2025.07.15 Titled Tue 15th Jul Early
13180 Vachier Lagrave, M (2736) Demchenko, Yaroslav (2217) 1-0
1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. Na3 Bf5 6. d4 e6 7. Bc4 Qe4+ 8. Be3 cxd4 9. cxd4 Bxa3 10. bxa3 Nf6 11. O-O Qc2 12. Qxc2 Bxc2 13. Ne5 Be4 14. Rac1 Rc8 15. Bb3 O-O 16. Rfd1 Bd5 17. Rc5 Nxe5 18. dxe5 Bxb3 19. axb3 Nd5 20. Rdc1 Rxc5 21. Rxc5 Rd8 22. Kf1 h6 23. Ke2 Nxe3 24. Kxe3 Rd7 25. Rc8+ Kh7 26. f4 h5 27. g3 Kg6 28. h3 Kf5 29. Rh8 g6 30. a4 Rc7 31. Rf8 a6 32. b4 g5 33. b5 gxf4+ 34. gxf4 axb5 35. axb5 h4 36. b6 Rd7 37. Rg8 f6 38. Rf8 Kg6 39. Rxf6+ Kg7 40. Rxe6 1-0
2025.07.15 Titled Tue 15th Jul Early
13443 Demchenko, Yaroslav (2217) Merriman, J (2194) 1-0
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 O-O 5. d4 d6 6. Be2 c5 7. O-O cxd4 8. Nxd4 Nc6 9. c4 Bd7 10. Nc3 Nxd4 11. Qxd4 Bc6 12. Qd2 Qa5 13. Rfd1 Qg5 14. Bf1 h5 15. Nd5 Bxd5 16. cxd5 Rac8 17. Bxf6 Qxf6 18. Rac1 Qb2 19. Qxb2 Bxb2 20. Rc4 Rxc4 21. bxc4 Ba3 22. Bd3 b6 23. Kf1 Bc5 24. Ke2 Rc8 25. a4 a5 26. f4 Kg7 27. Kf3 Rh8 28. e4 e6 29. e5 exd5 30. cxd5 Re8 31. Bb5 Re7 32. Re1 Bd4 33. e6 fxe6 34. dxe6 Kf6 35. Bd7 Bc5 36. h3 g5 37. g4 hxg4+ 38. hxg4 gxf4 39. Kxf4 Kg6 40. Rh1 Bd4 41. Ke4 Bc5 42. Rh8 Kg5 43. Rg8+ Kf6 44. g5# 1-0
2025.07.15 Titled Tue 15th Jul Early
13629 Gurel, Ediz (2652) Demchenko, Yaroslav (2217) 1-0
1. b3 c5 2. Bb2 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. e3 g6 7. Be2 Bg7 8. O-O O-O 9. c4 Bd7 10. Nd2 d5 11. Rc1 dxc4 12. Nxc4 Nxd4 13. Bxd4 Bc6 14. Bf3 Bxf3 15. Qxf3 Qd5 16. Qe2 Rfd8 17. Rfd1 Qe6 18. h3 h5 19. Qb2 Ne8 20. Bxg7 Nxg7 21. Ne5 Nf5 22. Nf3 Qf6 23. Qa3 a6 24. Qa5 Rxd1+ 25. Rxd1 Rc8 26. Qd2 Nd6 27. Qd3 Rc3 28. Qe2 Rc8 29. e4 Nb5 30. e5 Qe6 31. Qe3 Rc6 32. Qh6 Rc8 33. Ng5 Qf5 34. Qh7+ 1-0
2025.07.15 Titled Tue 15th Jul Late
15390 Demchenko, Yaroslav (2217) Miserendino, A (2032) 1-0
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d5 6. Nbd2 c6 7. Bd3 Bf5 8. Bxf5 gxf5 9. O-O e6 10. Ne5 Kh8 11. c4 Nbd7 12. Nxd7 Qxd7 13. f3 Rg8 14. Kh1 Qe7 15. Qe1 Nd7 16. e4 Qg5 17. Rg1 fxe4 18. fxe4 Nf6 19. exd5 exd5 20. Nf3 Qh5 21. Qh4 Ne4 22. Rgf1 Qxh4 23. Nxh4 Raf8 24. Nf5 Bf6 25. g3 Rg5 26. Kg2 h5 27. Rf4 Kh7 28. Raf1 Rfg8 29. Nh4 Nxg3 30. Rxf6 Nxf1+ 31. Kxf1 Rg1+ 32. Kf2 R8g4 33. Rxf7+ Kg8 34. Rxb7 Rb1 35. Ba3 Rxh4 36. Rxa7 Rxh2+ 37. Kf3 Rxa2 38. cxd5 Rxb3+ 39. Kf4 Rbxa3 40. Rc7 cxd5 41. Ke5 Re2+ 42. Kxd5 Ra5+ 43. Kd6 Rd2 44. Rc4 h4 45. Ke6 h3 46. Kf6 Ra6+ 47. Kg5 h2 48. Rc1 Rxd4 49. Rh1 Rd2 50. Kf5 1-0
2025.07.15 Titled Tue 15th Jul Late
15553 Kacharava, Nikolozi (2519) Demchenko, Yaroslav (2217) 1-0
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Be3 Be7 8. Bd3 O-O 9. Qe2 b6 10. O-O-O Bb7 11. Ne5 Qc8 12. Rhg1 c5 13. g4 cxd4 14. Bxd4 Bc5 15. g5 Nd5 16. Bxh7+ Kxh7 17. Qh5+ Kg8 18. g6 fxg6 19. Qxg6 Qc7 20. Qxe6+ Kh7 21. Rg4 Qe7 22. Qg6+ Kg8 23. Nc6 Bxc6 24. Bxg7 Be8 25. Qh6 Be3+ 26. fxe3 Qxe3+ 27. Kb1 Qxh6 28. Bxh6+ Bg6 29. Bxf8 Kh7 30. Rh4+ Kg8 31. Rxd5 Rxf8 32. b3 Rf1+ 33. Kb2 Rf2 34. Rc4 Kf7 35. Rc7+ Kf6 36. Rd6+ Kg5 37. Rdc6 Bf5 38. Rg7+ Kf4 39. Rf7 Ke5 40. Rxa7 Rxh2 41. Rc4 Kd5 42. Rf7 Be6 43. Rff4 Kd6 44. Rfd4+ Ke5 45. a4 Bxc4 46. Rxc4 Kd5 47. Rc8 Rh3 48. Ka3 Rh2 49. Kb4 Rh6 50. Kb5 Kd4 51. c4 Kc3 52. b4 Kb3 53. c5 bxc5 54. bxc5 Rh4 55. a5 Rb4+ 56. Kc6 Ra4 57. Kb6 Kb4 58. c6 Rxa5 59. Rh8 Rb5+ 60. Kc7 Rc5 61. Rh4+ Kb5 62. Rh6 Rc1 63. Kb7 Ka5 64. c7 Rb1+ 65. Ka7 Rc1 66. Ra6+ Kb5 67. Rb6+ Ka5 68. Kb7 Rc2 69. Rb1 Rc3 70. c8=Q 1-0
2025.07.08 Titled Tue 8th Jul Early
21254 Demchenko, Yaroslav (2217) Gulamirian, K (1890) 1-0
1. Nf3 Nf6 2. b3 d5 3. Bb2 c5 4. e3 Nc6 5. d4 Bg4 6. Be2 e6 7. O-O Rc8 8. a3 Qc7 9. Nbd2 Bd6 10. h3 Bh5 11. dxc5 Bxc5 12. b4 Be7 13. c4 O-O 14. Rc1 Qb8 15. cxd5 Nxd5 16. Qb3 Rfd8 17. Ne4 Bg6 18. Nc5 Bf6 19. Rfd1 Nce7 20. Bxf6 Nxf6 21. Bc4 Ned5 22. Nd4 Nc7 23. Be2 b6 24. Nc6 Rxd1+ 25. Rxd1 Qa8 26. Ne7+ Kf8 27. Nxc8 Qxc8 28. Nd3 Nfd5 29. Nf4 Nxf4 30. exf4 Nd5 31. Bf3 Bc2 32. Rc1 Bxb3 33. Rxc8+ Ke7 34. Ra8 Nxf4 35. Rxa7+ Kf6 36. Rb7 Nd3 37. Rxb6 Ne5 38. Ra6 Bc4 39. Ra7 Nd3 40. Bc6 Ne5 41. Be8 Kg6 42. b5 1-0
2025.07.08 Titled Tue 8th Jul Early
21393 Demchenko, Yaroslav (2217) Mohamed, Anees M (2431) 0-1
1. Nf3 f5 2. d4 Nf6 3. Bf4 e6 4. e3 g6 5. h4 Bg7 6. Nc3 d6 7. Be2 O-O 8. Qd2 Nc6 9. O-O-O h6 10. d5 Nb4 11. Bc4 b5 12. Bb3 e5 13. Bxe5 dxe5 14. d6+ Kh8 15. Nxe5 Qe8 16. f4 cxd6 17. Qxd6 a5 18. h5 gxh5 19. Rh3 Ra6 20. Qc7 Ng4 21. Bf7 Bxe5 22. Bxe8 Bxc7 23. Bxb5 Re6 24. Rxh5 Nxe3 25. Rdh1 Bxf4 0-1
2025.07.08 Titled Tue 8th Jul Early
21661 Gardezi, Arsal (2084) Demchenko, Yaroslav (2217) 0-1
1. Nf3 e6 2. g3 d5 3. Bg2 Nf6 4. O-O Be7 5. d4 O-O 6. Bf4 c5 7. c3 Nc6 8. Nbd2 b6 9. Rc1 Bb7 10. Re1 Rc8 11. dxc5 bxc5 12. e4 d4 13. cxd4 cxd4 14. Nb3 d3 15. Re3 Nb4 16. a3 Rxc1 17. Nxc1 Nc6 18. Rxd3 Qb6 19. Rb3 Qa6 20. Bf1 Qa4 21. Qe1 Na5 22. Bb5 Qxe4 23. Qxa5 Rd8 24. Be2 Bd5 25. Rd3 Rc8 26. Re3 Rxc1+ 27. Kg2 Qb1 28. Qxa7 Rg1+ 29. Kh3 Qf5+ 30. Kh4 Qg4# 0-1
2025.07.08 Titled Tue 8th Jul Early
21847 Atanasov, Anthony (2417) Demchenko, Yaroslav (2217) 1/2-1/2
1. d4 e6 2. Bf4 d5 3. e3 Nf6 4. Nf3 Bd6 5. Nbd2 O-O 6. Bd3 c5 7. c3 Qc7 8. Bxd6 Qxd6 9. Ne5 Nbd7 10. f4 b6 11. Ndf3 Ne4 12. Bxe4 dxe4 13. Ng5 Nxe5 14. dxe5 Qc6 15. Qh5 h6 16. h4 Ba6 17. O-O-O Qa4 18. Kb1 Bd3+ 19. Ka1 Bc4 20. b3 Bxb3 21. Rd2 Rad8 22. Nxf7 Rxd2 23. Nxh6+ gxh6 24. Qg6+ Kh8 25. Qxh6+ Kg8 26. Qg6+ Kh8 27. Qh6+ Kg8 28. Qg6+ Kh8 29. Qh6+ 1/2-1/2
2025.07.08 Titled Tue 8th Jul Early
22211 Demchenko, Yaroslav (2217) Odegov, Artem (2244) 0-1
1. Nf3 d5 2. e3 c5 3. b3 f6 4. d4 Nc6 5. Bb2 cxd4 6. exd4 Bg4 7. Be2 e6 8. O-O Bd6 9. c4 Nge7 10. Nbd2 O-O 11. h3 Bh5 12. Re1 Bf7 13. a3 Qd7 14. c5 Bc7 15. b4 a6 16. Bd3 Ng6 17. g3 Rae8 18. Qc2 e5 19. Bf5 Qd8 20. dxe5 fxe5 21. Rad1 Qb8 22. Ng5 Nce7 23. Be6 Bxe6 24. Nxe6 Rf6 25. Nxc7 Qxc7 26. Nf1 Ref8 27. Re2 Rf3 28. Ne3 d4 29. Ng4 h5 30. Nh2 R3f6 31. Qc4+ Kh7 32. Bc1 h4 33. Bg5 hxg3 34. fxg3 Rf5 35. h4 e4 36. Kg2 Rf3 37. Nf1 Nf5 38. Bf4 Nxf4+ 39. gxf4 Qxf4 0-1
2025.07.08 Titled Tue 8th Jul Early
22325 Denisenko, D (1934) Demchenko, Yaroslav (2217) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Bxc3+ 5. bxc3 c5 6. Qg4 Ne7 7. Qxg7 Rg8 8. Qxh7 Qc7 9. Bd3 cxd4 10. Ne2 dxc3 11. Bf4 Nbc6 12. h4 Bd7 13. Kf1 O-O-O 14. h5 Rh8 15. Qg7 Rdg8 16. Qf6 Ng6 17. Bxg6 fxg6 18. h6 g5 19. Bg3 Rf8 20. Qxg5 Nb4 21. Qc1 Bb5 22. Ke1 Bxe2 23. Kxe2 Qc4+ 24. Ke1 Qe4+ 25. Kf1 Nxc2 26. Rb1 Ne3+ 27. Kg1 Qxg2# 0-1
2025.07.08 Titled Tue 8th Jul Early
22674 Demchenko, Yaroslav (2217) Prestia, Paris (2068) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 O-O 8. Be2 d6 9. O-O Bd7 10. f3 Nxd4 11. Bxd4 Bc6 12. Qd2 a5 13. b3 Nd7 14. Bf2 Nc5 15. Rab1 Qb6 16. a3 Qc7 17. Rfc1 a4 18. bxa4 Nxa4 19. Nd5 Bxd5 20. cxd5 Nc5 21. Qb4 Rfc8 22. Bb5 Qa5 23. a4 Qxb4 24. Rxb4 Na6 25. Rbc4 Rxc4 26. Rxc4 Bf6 27. Bb6 Kg7 28. g4 g5 29. Kf2 Be5 30. h3 h5 31. Ke2 hxg4 32. hxg4 Rh8 33. Bxa6 bxa6 34. Rc7 Rh2+ 35. Kd3 Ra2 36. a5 Ra3+ 37. Ke2 Kf6 38. Ra7 Bc3 39. Bd8 Bd4 40. Bxe7+ Ke5 41. Bxg5 Bxa7 42. Bc1 Ra2+ 43. Kd3 Kf6 44. Bf4 Ke7 45. g5 Rxa5 46. Bd2 Ra3+ 47. Ke2 Bc5 48. f4 Ra2 49. Kd3 a5 50. f5 a4 51. g6 fxg6 52. fxg6 Rxd2+ 53. Kxd2 Bd4 54. Kd3 a3 55. Kxd4 a2 56. e5 a1=Q+ 57. Ke3 Qxe5+ 58. Kf3 Qxd5+ 59. Kg4 Kf6 60. Kh4 Qg5+ 61. Kh3 Kxg6 62. Kh2 Kf5 63. Kh1 Kf4 64. Kh2 Kf3 0-1
2025.07.08 Titled Tue 8th Jul Early
22802 Demchenko, Yaroslav (2217) Auribault, Louis (2114) 0-1
1. Nf3 d5 2. e3 Nf6 3. b3 e6 4. Bb2 b6 5. d4 Bd6 6. Bd3 Bb7 7. Nbd2 Nbd7 8. Ne5 Bxe5 9. dxe5 Ne4 10. Bxe4 dxe4 11. Qg4 Nc5 12. Qxg7 Rf8 13. O-O-O Qe7 14. Nc4 Bd5 15. Rd4 O-O-O 16. Rhd1 Rg8 17. Qxh7 Rxg2 18. Qh3 Rxf2 19. Rxd5 Nd3+ 20. R1xd3 exd3 21. Rxd3 Rxd3 22. cxd3 Qb4 23. Kb1 Qe1+ 24. Bc1 Rf1 25. Qxf1 Qxf1 26. Kc2 Qg2+ 27. Bd2 Qxh2 28. a4 a6 29. d4 Kb7 30. Kd3 Qg2 31. e4 Qf1+ 32. Kc3 Qf3+ 33. Kb2 Qxe4 34. Bc3 Qe2+ 35. Ka3 b5 36. axb5 axb5 37. Na5+ Kb6 38. Kb4 Qe3 39. d5 exd5 40. e6 c5+ 41. Ka3 Qxc3 42. exf7 Qa1# 0-1
2025.07.08 Titled Tue 8th Jul Early
23056 Le, Minh Tu (1932) Demchenko, Yaroslav (2217) 1-0
1. d4 e6 2. Bf4 d5 3. e3 Nf6 4. Nf3 Bd6 5. Ne5 O-O 6. Bd3 c5 7. c3 Qc7 8. Nd2 Nbd7 9. Ndf3 b6 10. O-O Bb7 11. Ng5 h6 12. Ngf3 Rad8 13. Rc1 Ne4 14. b4 c4 15. Bb1 f6 16. Ng6 Rf7 17. Nd2 Nxd2 18. Qxd2 e5 19. Bg3 e4 20. Nf4 g5 21. Ne6 Bxg3 22. Nxc7 Bxc7 23. f3 f5 24. fxe4 dxe4 25. Qe2 Bd5 26. a4 Nf6 27. Ba2 f4 28. Bxc4 f3 29. gxf3 exf3 30. Rxf3 Kg7 31. Bxd5 Rxd5 32. Rcf1 g4 33. Rf5 Rdd7 34. e4 h5 35. e5 Nd5 36. Rxf7+ Rxf7 37. Rxf7+ Kxf7 38. Qc4 Ke6 39. Qc6+ Kf5 40. Qxd5 Bd8 41. e6+ Kf6 42. Qxd8+ Kxe6 43. d5+ 1-0
2025.07.08 Titled Tue 8th Jul Early
23172 Demchenko, Yaroslav (2217) Vu Quang Quyen (2026) 0-1
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 c5 6. dxc5 Qa5+ 7. c3 Qxc5 8. Ba3 Qa5 9. Bxe7 Re8 10. Bb4 Qb6 11. Be2 Nc6 12. Ba3 Ne4 13. Bb2 a5 14. O-O a4 15. Nd4 d5 16. Bb5 Bd7 17. Bxa4 Rxa4 18. bxa4 Qxb2 19. Nd2 Qxd2 20. Qb3 Nxc3 21. Qxb7 Nxd4 22. exd4 Bxa4 23. h4 Bxd4 24. h5 Re2 25. Qc8+ Kg7 26. Kh1 Rxf2 27. Qh3 Ne4 28. Rfe1 Bxa1 0-1
2025.07.01 Titled Tue 1st Jul Early
30094 Demchenko, Yaroslav (2217) Svane, Frederik (2659) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 Nc6 6. c4 e6 7. Nc3 Be7 8. Be3 O-O 9. Qd2 a6 10. Be2 Qc7 11. O-O Ne5 12. b3 b6 13. Rac1 Bb7 14. Rfd1 Rac8 15. Bf1 Rfe8 16. Qf2 Ba8 17. b4 Qb8 18. Na4 d5 19. exd5 exd5 20. c5 bxc5 21. bxc5 Nc4 22. Bxc4 dxc4 23. Rxc4 Nd5 24. c6 Bh4 25. Qxh4 Nxe3 26. c7 Qa7 27. Nc6 Bxc6 28. Qf2 Qxc7 29. Rdc1 Nxc4 0-1
2025.07.01 Titled Tue 1st Jul Early
30486 Elsness, F (2412) Demchenko, Yaroslav (2217) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 Nf6 5. Qd2 Bd6 6. Nc3 O-O 7. O-O-O c6 8. f3 b5 9. h4 b4 10. Na4 Nh5 11. Bxd6 Qxd6 12. Ne2 Ba6 13. g4 Bxe2 14. Bxe2 Ng3 15. Rhg1 Nxe2+ 16. Qxe2 Nd7 17. Kb1 Rfe8 18. Qd2 Re6 19. g5 Rae8 20. h5 Nb6 21. Nc5 Nc4 22. Qd3 Re3 23. Qf5 g6 24. hxg6 fxg6 25. Qd7 Qxd7 26. Nxd7 R8e7 27. Nf6+ Kh8 28. Rgf1 Kg7 29. b3 Na3+ 30. Kb2 Re2 31. Rc1 Rh2 32. Ng4 Rg2 33. Ne5 c5 34. Nd3 Ree2 35. dxc5 Rxc2+ 36. Rxc2 Rxc2+ 37. Ka1 a5 38. Rc1 Kf7 39. Rxc2 Nxc2+ 40. Kb2 Nd4 41. Ne1 Ke6 42. f4 Kd7 43. Nd3 Kc6 44. Kc1 Kb5 45. Kd2 a4 46. bxa4+ Kxa4 47. Ke3 Nb5 48. c6 Ka3 49. f5 gxf5 50. Kf4 b3 51. axb3 Kxb3 52. Kxf5 Kc4 53. Ne5+ Kc5 54. Ke6 d4 55. Kd7 Kd5 56. Nd3 Kc4 57. Nf4 d3 58. Nxd3 Kxd3 59. c7 Na7 60. c8=Q Nxc8 61. Kxc8 Ke4 62. Kd7 Kf5 63. Kd6 Kxg5 64. Ke5 h6 65. Ke4 Kg4 66. Ke3 Kg3 67. Ke2 Kg2 68. Ke3 h5 69. Kf4 h4 70. Kg4 h3 0-1
2025.07.01 Titled Tue 1st Jul Early
30680 Demchenko, Yaroslav (2217) Aradhya, Garg (2370) 0-1
1. Nf3 d5 2. e3 Nf6 3. b3 Bg4 4. Bb2 e6 5. d4 c5 6. Nbd2 Nc6 7. a3 Rc8 8. Bd3 cxd4 9. exd4 Bd6 10. O-O O-O 11. h3 Bh5 12. Re1 Re8 13. Nf1 e5 14. dxe5 Nxe5 15. g4 Nxd3 16. Rxe8+ Qxe8 17. Qxd3 Bg6 18. Qd4 Rxc2 19. Ne3 Bc5 20. Nxc2 Bxd4 21. Ncxd4 h6 22. Re1 Be4 23. Nf5 Qd7 24. Bxf6 Bxf5 25. Re7 Qc6 26. Bd4 Be4 27. Ne5 Qc1+ 28. Kh2 Qh1+ 29. Kg3 Qg2+ 30. Kf4 Qxh3 31. f3 Bg6 32. Nxg6 fxg6 33. Rxg7+ Kf8 34. Rxg6 Qh2+ 35. Kf5 Qc2+ 36. Kf6 Qc6+ 37. Kf5 Qd7+ 38. Re6 Kf7 0-1
2025.07.01 Titled Tue 1st Jul Early
30873 Predein, V (2373) Demchenko, Yaroslav (2217) 1-0
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 Be7 8. Bd3 O-O 9. Qc2 b6 10. Be3 Bb7 11. O-O-O Qc8 12. Ne5 c5 13. f3 Nd5 14. Bxh7+ Kh8 15. Bf2 Bf6 16. Rhe1 cxd4 17. Bxd4 b5 18. Kb1 b4 19. Bd3 bxc3 20. bxc3 Rb8 21. Ka1 Qc7 22. Nc4 Ba6 23. Bxf6 Bxc4 24. Bxc4 Qxc4 25. Re4 Qxe4 26. fxe4 Nxf6 27. Qd3 Rfc8 28. Rb1 Rxb1+ 29. Kxb1 Kg8 30. h3 Kf8 31. g4 Ke7 32. g5 Nd7 33. Qd4 e5 34. Qxa7 Rxc3 35. h4 Rc4 36. Qa3+ Nc5 37. Qa7+ Nd7 38. Qb7 Ke6 39. Qd5+ 1-0
2025.07.01 Titled Tue 1st Jul Early
31539 Storey, Ch (2102) Demchenko, Yaroslav (2217) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bg5 Be7 7. Bxf6 Nxf6 8. Bd3 O-O 9. Qe2 Rb8 10. h4 b6 11. Nfg5 Nxe4 12. Qxe4 f5 13. Qe3 Bf6 14. Nxe6 Bxe6 15. Qxe6+ Kh8 16. Qxf5 g6 17. Qg4 Qd5 18. c3 Rbe8+ 19. Kf1 c5 20. h5 Bg5 21. hxg6 h6 22. Re1 Kg7 23. Re4 c4 24. Bc2 b5 25. Rh3 b4 26. Rxe8 Rxe8 27. Rf3 Re7 28. Rf7+ Rxf7 29. gxf7 Qxf7 30. Qe4 Kf8 31. Qa8+ Kg7 32. Qe4 bxc3 33. bxc3 Bd2 34. Qg4+ Kf8 35. Qc8+ Kg7 36. Qg4+ Bg5 37. g3 Kf8 38. f4 Be7 39. Qf5 Qxf5 40. Bxf5 Ba3 41. Be6 Bb2 42. Bxc4 Bxc3 43. d5 Ke7 44. Kg2 Kf6 45. Kf3 Bb4 46. g4 Bd6 47. Ke4 Bc7 48. Bb5 Bd6 49. Ba6 Bc7 50. Bb7 Bd6 51. Bc8 Bc7 52. Kf3 Bd6 53. Ke4 Bc7 54. f5 Bd6 55. Kd4 Kg5 56. Kc4 Kf6 57. Kb5 Ke5 58. Kc6 a5 59. a4 Bb4 60. Ba6 Ba3 61. Bc8 Bb4 62. Bd7 Ba3 63. Be8 Bb4 64. Bh5 Ba3 65. Kc7 Bd6+ 66. Kd7 Bb4 67. Kc6 Ba3 68. f6 Kxf6 69. d6 Ke6 70. Kc7 Bxd6+ 71. Kb6 Bb4 72. Kb5 Kf6 73. Kc4 Kg5 74. Kb5 Be1 75. Kc4 Bd2 76. Kb5 Be1 77. Kc4 Bb4 78. Kb5 Kf4 79. Kc4 Ke3 80. Kb5 Kd2 81. Kc4 Kc2 82. Kb5 Kb3 83. Bg6 Kc3 84. Bh5 Kd4 85. Bg6 Ke5 86. Bh5 Kf6 87. Be8 Kg5 88. Bh5 1/2-1/2
2025.07.01 Titled Tue 1st Jul Early
31631 Demchenko, Yaroslav (2217) Gardezi, Arsal (2084) 1-0
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 d5 5. e3 O-O 6. Bd3 Nbd7 7. O-O c5 8. Nbd2 Qc7 9. c4 dxc4 10. bxc4 cxd4 11. exd4 e5 12. dxe5 Ng4 13. Ba3 Re8 14. Bd6 Qa5 15. Nb3 Qa4 16. Re1 Ndxe5 17. Nxe5 Nxe5 18. Bxe5 Rxe5 19. Qd2 Be6 20. Rxe5 Bxe5 21. Re1 Bg7 22. Nc5 Qc6 23. Nxe6 fxe6 24. Qe3 e5 25. h4 Kh8 26. Qh3 Re8 27. Re4 h5 28. Qg3 Rd8 29. Re3 Kh7 30. Be4 Qxc4 31. Qxg6+ Kg8 32. Rf3 Qc1+ 33. Kh2 Qh6 34. Qf7+ Kh8 35. Rg3 1-0
2025.07.01 Titled Tue 1st Jul Early
31769 Vlassov, N (2291) Demchenko, Yaroslav (2217) 1-0
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. c4 Bb4+ 6. Nc3 O-O 7. Bd3 dxc4 8. Bxc4 Re8+ 9. Be3 Be6 10. Bxe6 Rxe6 11. O-O Nbd7 12. Ng5 Re8 13. Nxf7 Qe7 14. Ng5 h6 15. Qb3+ Kf8 16. Nf3 Ng4 17. Nd5 1-0
2025.07.01 Titled Tue 1st Jul Early
31992 Demchenko, Yaroslav (2217) Hrebenshchykova, Yelyzaveta (2265) 1-0
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 Ne4 6. Bd3 f5 7. Nbd2 d5 8. c4 e6 9. Qc2 c6 10. Rd1 Nd7 11. O-O Qe7 12. Ne5 Nxe5 13. dxe5 g5 14. f3 Nxd2 15. Rxd2 Bd7 16. Rfd1 a5 17. e4 dxe4 18. fxe4 f4 19. Be2 c5 20. Rxd7 1-0
2025.07.01 Titled Tue 1st Jul Early
32206 Shuvalov, E (1980) Demchenko, Yaroslav (2217) 1-0
1. d4 d5 2. c4 e6 3. Nf3 a6 4. cxd5 exd5 5. Nc3 Nf6 6. Qb3 c6 7. e4 Be7 8. e5 Ne4 9. Bd3 f5 10. h4 Qc7 11. Bg5 Be6 12. Rc1 O-O 13. Nxe4 fxe4 14. Bxe4 Bxg5 15. Bxh7+ Kxh7 16. Nxg5+ Kg8 17. Nxe6 Qa5+ 18. Qc3 Qxc3+ 19. bxc3 Rf7 20. h5 Nd7 21. h6 Re8 22. Ng5 Rf6 1-0
2025.07.01 Titled Tue 1st Jul Early
32450 Demchenko, Yaroslav (2217) Gonzalez Mojica, Renan Arturo (2098) 1-0
1. d4 d6 2. Nf3 Nf6 3. Bf4 c5 4. e3 Qb6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. h3 Bf5 9. Rb1 Nc6 10. a3 cxd4 11. exd4 e5 12. Be3 Qc7 13. Nb5 Qb8 14. Rc1 Nd5 15. Bg5 h6 16. Be3 Nxe3 17. fxe3 a6 18. Nc3 exd4 19. Nxd4 Nxd4 20. exd4 Qa7 21. Nd5 Qxd4+ 22. Kh1 Rae8 23. Bf3 Qxb2 24. a4 b5 25. axb5 axb5 26. Nc7 Re3 27. Qxd6 Be5 28. Qb6 Rxf3 29. gxf3 Bxh3 30. Rg1 Qc3 31. Rxg6+ fxg6 32. Qxg6+ Bg7 33. Qe4 1-0
2025.07.01 Titled Tue 1st Jul Late
32575 Demchenko, Yaroslav (2263) Pica, Eleni (1686) 1-0
1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. Nbd2 Bd6 6. Ne5 c5 7. c3 Nc6 8. Bb5 Rc8 9. Qa4 Bxe5 10. Bxe5 a6 11. Be2 O-O 12. Bg3 cxd4 13. exd4 Ne4 14. Nxe4 Bxe4 15. O-O Ne7 16. h3 Bg6 17. Qd1 Nf5 18. Bh2 b5 19. a4 Qg5 20. axb5 axb5 21. Bxb5 Nh4 22. Qg4 Qxg4 23. hxg4 Rb8 24. Bxb8 Rxb8 25. Bc6 Bd3 26. Rfd1 Be2 27. Rd2 Bc4 28. Ra8 Rxa8 29. Bxa8 Ng6 30. g3 Ne7 31. b3 Ba6 32. Ra2 Bc8 33. Bb7 Bxb7 34. Ra7 Bc6 35. Rxe7 Kf8 36. Rc7 Be8 37. c4 dxc4 38. bxc4 f6 39. d5 exd5 40. cxd5 Bf7 41. d6 Ke8 42. Re7+ Kf8 43. Ra7 Be6 44. d7 1-0
2025.07.01 Titled Tue 1st Jul Late
32765 Demchenko, Yaroslav (2263) Beerdsen, Thomas (2538) 0-1
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. Bd2 O-O 9. O-O Rb8 10. Re1 Re8 11. a3 Bd6 12. h3 h6 13. b4 Be5 14. Rb1 Bb7 15. Qf3 Qd6 16. exd5 cxd5 17. Nb5 Qd7 18. Rxe5 Rxe5 19. Qg3 Re6 20. Nxc7 Nh5 21. Qh2 Rc6 22. Nb5 Re8 23. Nd4 Rf6 24. g4 Re4 25. Bxe4 dxe4 26. c3 Rg6 27. Kf1 e3 28. Bxe3 Nf6 29. Qb8+ Kh7 30. c4 h5 31. g5 Ne4 32. Qh2 Nd2+ 33. Bxd2 Qxd4 34. Qf4 Qd3+ 0-1
2025.07.01 Titled Tue 1st Jul Late
33074 Hofstadler, Mario (2172) Demchenko, Yaroslav (2263) 0-1
1. e4 e6 2. Nf3 c5 3. g3 Nc6 4. Bg2 d6 5. O-O Nf6 6. d3 Be7 7. h3 O-O 8. c3 b6 9. e5 Nd7 10. exd6 Bxd6 11. Nbd2 Bb7 12. Qc2 Nf6 13. Rd1 Qc7 14. Ne4 Be7 15. Bf4 e5 16. Bg5 Nd5 17. Bxe7 Qxe7 18. Re1 Rad8 19. Rad1 Rfe8 20. Ned2 f5 21. Nh2 Qf7 22. a3 a5 23. Qb3 Ba6 24. Nc4 b5 25. Ne3 c4 26. Qc2 Nxe3 27. Rxe3 Qc7 28. Ree1 cxd3 29. Rxd3 e4 30. Rxd8 Rxd8 31. Bf1 Ne5 32. Qb3+ Qf7 33. Qxf7+ Kxf7 34. a4 Rb8 35. Ra1 Rb6 36. axb5 Bxb5 37. Rxa5 Bxf1 38. Kxf1 Nd3 39. Rxf5+ Ke6 40. Rg5 Rxb2 41. Rxg7 Rxf2+ 42. Kg1 Rc2 43. Rxh7 e3 44. Rh8 Rc1+ 45. Kg2 Ne1+ 46. Kf1 Nf3+ 47. Ke2 Nxh2 48. Kxe3 Rxc3+ 49. Kf2 Rc2+ 50. Ke3 Nf1+ 51. Kf3 Rc3+ 52. Ke2 Nxg3+ 53. Kf2 Ne4+ 54. Ke2 Kf5 55. Rf8+ Nf6 56. Ra8 Rxh3 57. Kd2 Ke5 58. Rd8 Nd5 59. Ke2 Kd4 60. Kd2 Rh2+ 61. Ke1 Kc4 62. Kf1 Kd4 63. Ke1 Ke4 64. Kf1 Kf3 65. Ke1 Re2+ 66. Kd1 Nc3+ 67. Kc1 Ke3 68. Rd7 Ne4 69. Rd8 Rh2 70. Kd1 Nf6 71. Kc1 Ng4 72. Rd7 Nf2 0-1
2025.07.01 Titled Tue 1st Jul Late
33241 Demchenko, Yaroslav (2263) Haug, Havard (2354) 0-1
1. Nf3 Nf6 2. b3 b5 3. Bb2 Bb7 4. e3 a6 5. d4 e6 6. Bd3 Be7 7. Nbd2 d5 8. O-O O-O 9. Re1 Nbd7 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Bxe4 13. Rxe4 c5 14. dxc5 Nxc5 15. Rg4 f6 16. Qe2 e5 17. Rd1 Qc8 18. Nxe5 fxe5 19. Bxe5 Bf6 20. Bd6 Re8 21. Qf3 Qe6 22. h3 Ne4 23. Re1 Qxd6 24. Rexe4 Rxe4 25. Qxe4 Rd8 26. g3 Qd1+ 27. Kh2 Qd5 28. Qf4 Qf7 29. c4 bxc4 30. bxc4 Bd4 31. Qxf7+ Kxf7 32. Kg2 Bf6 33. Re4 Rd2 34. a4 Ra2 35. c5 Rc2 36. Rb4 Rxc5 37. Rb7+ Kg6 38. h4 a5 39. Ra7 h5 40. Ra6 Kh7 41. Kf3 Bc3 42. Ke4 Bb4 43. Kf3 Rc3+ 44. Kf4 Ra3 45. Kg5 Rxa4 46. f4 Ra3 47. Kxh5 Rxg3 48. f5 Rf3 49. Kg4 Rf1 50. h5 Bd2 51. Rd6 Bb4 52. Ra6 Ra1 53. Rb6 Bc3 54. Rc6 Bf6 55. Rc8 a4 56. h6 a3 57. hxg7 Kxg7 58. Rc7+ Kf8 59. Rc8+ Ke7 60. Rc7+ Kd6 61. Rf7 a2 62. Rxf6+ Ke7 63. Re6+ Kf7 64. Ra6 Rg1+ 65. Kf4 Rf1+ 66. Ke3 Re1+ 67. Kd2 a1=R 0-1
2025.07.01 Titled Tue 1st Jul Late
33353 Karas, Eugenia (2124) Demchenko, Yaroslav (2263) 0-1
1. Nf3 d5 2. b3 Nf6 3. Bb2 g6 4. e3 Bg7 5. Be2 O-O 6. O-O c5 7. d4 Nc6 8. Nbd2 cxd4 9. Nxd4 Re8 10. c4 e5 11. Nxc6 bxc6 12. cxd5 cxd5 13. Nf3 Ne4 14. Bb5 Re6 15. Bd3 Nd6 16. Be2 Bb7 17. Rc1 h6 18. Qd2 Ne4 19. Qb4 Rb6 20. Qa5 Qe7 21. Rfd1 g5 22. Nd2 Nxd2 23. Rxd2 d4 24. exd4 exd4 25. Ba3 Qe6 26. Bf1 Qe4 27. Rdd1 Bf6 28. f3 Qe3+ 29. Kh1 Qf4 30. Re1 Kg7 31. Rcd1 h5 32. Be7 Bxe7 33. Rxe7 Bxf3 34. Rde1 Bb7 35. R7e5 Rg6 36. Bd3 Qf2 37. Rg1 Rf8 38. Bxg6 fxg6 39. Re7+ Kh6 40. Qc7 Qxg2+ 41. Rxg2 Rf1# 0-1
2025.07.01 Titled Tue 1st Jul Late
33451 Grutter, Tim (2404) Demchenko, Yaroslav (2263) 1/2-1/2
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. Re1 Nf6 10. Bf4 Bd6 11. Bxd6 Qxd6 12. Nbxd4 Nxd4 13. Qxd4 Qxd4 14. Nxd4 O-O 15. a4 Bd7 16. a5 Rac8 17. b3 Rfd8 18. Rac1 Kf8 19. h3 Bc6 20. Nxc6 Rxc6 21. Kf1 Rc5 22. Ra1 Ke7 23. Bd3 Rd4 24. Red1 Nd5 25. Rd2 Nb4 26. Ke2 Nxd3 27. cxd3 Rc3 28. Rb1 Rb4 29. Rdb2 Rd4 30. Rd2 Rb4 31. Rdb2 Rd4 32. Rd2 1/2-1/2
2025.07.01 Titled Tue 1st Jul Late
33600 Demchenko, Yaroslav (2263) Shukhman, Anna (2413) 0-1
1. Nf3 d5 2. e3 Nf6 3. b3 g6 4. Bb2 Bg7 5. d4 O-O 6. Bd3 b6 7. Nbd2 c5 8. O-O Nc6 9. a3 Bb7 10. c4 dxc4 11. bxc4 cxd4 12. exd4 e6 13. Qe2 Rc8 14. Rfd1 Re8 15. Ne4 Nxe4 16. Bxe4 Qe7 17. Rac1 Ba6 18. Bd3 Na5 19. Ne5 Red8 20. Bc3 Nb3 21. Rb1 Nxd4 22. Qe3 Qc5 23. Nf3 Nxf3+ 24. Qxf3 Bxc3 0-1
2025.07.01 Titled Tue 1st Jul Late
33733 Albertini, L (2131) Demchenko, Yaroslav (2263) 0-1
1. d4 e6 2. c4 d5 3. Nc3 a6 4. e3 dxc4 5. Bxc4 b5 6. Bd3 Bb7 7. Nf3 Nf6 8. O-O c5 9. a3 Nbd7 10. dxc5 Nxc5 11. Bc2 Be7 12. b4 Ncd7 13. Bb2 O-O 14. Qe2 Nb6 15. Rfd1 Qc7 16. Rac1 Nc4 17. Bb3 Ng4 18. e4 Rac8 19. Nd4 Qxh2+ 20. Kf1 Qh1# 0-1
2025.07.01 Titled Tue 1st Jul Late
33901 Shuvalova, Polina (2480) Demchenko, Yaroslav (2263) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Bd6 5. c3 a6 6. Ba4 b5 7. Bc2 Nge7 8. Re1 O-O 9. d3 Bc7 10. Be3 d6 11. d4 cxd4 12. cxd4 d5 13. Nc3 Bg4 14. Nxd5 Nxd5 15. exd5 Qxd5 16. Bxh7+ Kxh7 17. Ng5+ Kg8 18. Qxg4 exd4 19. Qh3 Rfe8 20. Bf4 Be5 21. Bxe5 Nxe5 22. Qh7+ Kf8 23. Qh8+ Ke7 24. Qxg7 Kd7 25. Rad1 Rad8 26. f4 Nc6 27. Nxf7 Kc8 28. Nxd8 Rxe1+ 29. Rxe1 Qxd8 30. Qf7 d3 31. Re8 d2 32. Rxd8+ Nxd8 33. Qd5 1-0
2025.07.01 Titled Tue 1st Jul Late
34030 Demchenko, Yaroslav (2263) Soza de la Carrera, J (2221) 0-1
1. Nf3 Nf6 2. b3 c5 3. Bb2 e6 4. e3 b6 5. d4 Bb7 6. Bd3 Be7 7. Nbd2 d5 8. Ne5 O-O 9. Qf3 cxd4 10. exd4 Nc6 11. a3 Rc8 12. Qh3 g6 13. O-O Nxe5 14. dxe5 Nd7 15. b4 a5 16. Nf3 axb4 17. axb4 Bxb4 18. Qh6 Re8 19. Ng5 Nf8 20. h4 Bc3 21. Ba3 Rc5 22. Bxc5 bxc5 23. f4 Bxa1 24. Rxa1 d4 25. h5 c4 26. hxg6 fxg6 27. Bxc4 d3 28. Nxh7 Qd4+ 29. Kh2 Nxh7 30. Qxg6+ Kf8 31. Qh6+ Kg8 32. Qg6+ Kf8 33. Qh6+ Kg8 34. Bxd3 Re7 35. Rd1 Qb6 36. Bg6 Nf8 37. Rd6 Qf2 38. Rd8 Qxg2# 0-1
2025.07.01 Titled Tue 1st Jul Late
34215 Silvestre, Christian (1992) Demchenko, Yaroslav (2263) 0-1
1. d4 e6 2. c4 d5 3. Nc3 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be7 7. e3 O-O 8. Bd3 h6 9. Bh4 Be6 10. Bg3 Nbd7 11. Qc2 c5 12. Bf5 cxd4 13. Nxd4 Nc5 14. O-O Rc8 15. Rfd1 b5 16. a3 Qb6 17. Qe2 Rfd8 18. Qf3 g6 19. Bxe6 Nxe6 20. Nxe6 fxe6 21. Be5 Rf8 22. Qh3 Kh7 23. Bd4 Qd6 24. f4 h5 25. Be5 Qb6 26. Bd4 Qc6 27. Rac1 Ng4 28. Ne2 Qd7 29. Qf3 Nf6 30. Qh3 Ng4 31. Qf3 e5 32. Bc3 Bc5 33. Bd2 exf4 34. Nxf4 g5 35. Qxd5 Qe7 36. Rxc5 Rxc5 37. Qd3+ Kg8 38. Ng6 Qg7 39. Nxf8 Qxf8 40. Bc3 Rf5 41. Rf1 Rxf1+ 42. Qxf1 Qc5 43. Qf3 Qxe3+ 44. Qxe3 Nxe3 45. Kf2 Nc4 46. Kf3 Kf7 47. Ke4 Ke6 48. g3 Nd6+ 49. Kd4 Nb7 50. Bb4 a5 51. Bc3 Kd6 52. Bd2 Kc6 53. Bxg5 Nc5 54. Be3 Na4 55. Bc1 Nc5 56. Kc3 Ne4+ 57. Kd4 Nc5 58. Bf4 Na4 59. Ke5 Nxb2 60. Kf5 Nc4 61. Kg5 Nxa3 62. Kxh5 Nc4 63. Be5 Nxe5 64. Kg5 a4 65. Kf4 a3 66. Ke3 a2 67. Kd2 a1=Q 68. h4 Qd4+ 69. Ke1 Qd3 70. Kf2 Nc4 71. Kg2 Qe3 72. Kh3 Nd2 73. Kg4 Qf3+ 74. Kg5 Ne4+ 75. Kh6 Qf6+ 76. Kh7 Qf7+ 77. Kh6 Nxg3 0-1
2025.06.24 Titled Tue 24th Jun Early
37251 Demchenko, Yaroslav (2263) Borges, W (2062) 1-0
1. Nf3 Nf6 2. b3 d5 3. Bb2 c5 4. e3 Nc6 5. d4 Bg4 6. Bd3 e6 7. a3 Be7 8. Nbd2 O-O 9. h3 Bf5 10. Bxf5 exf5 11. O-O Ne4 12. dxc5 Nxc5 13. Nd4 Bf6 14. N2f3 Ne4 15. Qd3 g6 16. Rfd1 Nxd4 17. Bxd4 Bxd4 18. Qxd4 Qc7 19. Rac1 Rfd8 20. h4 Nc3 21. Rd2 Ne4 22. Rd3 b6 23. h5 Qc5 24. Qe5 Rac8 25. h6 f6 26. Qe6+ Kh8 27. Qf7 Rc7 28. Qe6 Re7 29. b4 Qc7 30. Qxd5 Rxd5 31. Rxd5 Nc3 32. Rd2 f4 33. Re1 Kg8 34. Rd3 fxe3 35. fxe3 Ne4 36. Red1 Qg3 37. Rd8+ Kf7 38. Rh8 Ke6 39. Nd4+ Ke5 40. Nc6+ Ke6 41. Nd4+ Ke5 42. Nf3+ Kf5 43. Rd5+ Re5 44. Rd1 Qf2+ 45. Kh2 Kg4 46. Nxe5+ fxe5 47. Rhd8 Qh4+ 48. Kg1 Qf2+ 49. Kh2 Qh4+ 50. Kg1 Qxh6 51. R8d3 Qh4 52. Rf1 Qg3 53. Rf3 Qe1+ 54. Rf1 Qg3 55. Rfd1 1-0
2025.06.24 Titled Tue 24th Jun Early
37463 Demchenko, Yaroslav (2263) Manvelyan, Mikayel (2362) 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. c4 Be7 10. Bd3 O-O 11. O-O Nd7 12. Bc2 a6 13. Nc3 f5 14. b4 g6 15. c5 dxc5 16. d6 Bf6 17. Qd5+ Kg7 18. bxc5 e4 19. Bb2 Qa5 20. Na4 Bxb2 21. Nxb2 Qxc5 22. Qd2 Nf6 23. Bb3 Bd7 24. Rac1 Qa7 25. Rc7 Rac8 26. Rfc1 Rxc7 27. Rxc7 Rc8 28. Qc3 Rxc7 29. dxc7 Qa8 30. Nc4 Qf8 31. Nb6 Bc8 32. Nxc8 Qxc8 33. Be6 Qxe6 34. c8=Q Qd5 35. Q8c7+ Kh6 36. Qf4+ Kg7 37. Qcc7+ Nd7 38. Qfd6 Qxa2 39. Qdxd7+ Kh6 40. Qxh7+ Kg5 41. Qce7+ Kf4 42. Qh6+ Kg4 43. Qhg5# 1-0
2025.06.24 Titled Tue 24th Jun Early
37800 Steinberg, N (2554) Demchenko, Yaroslav (2263) 1-0
1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. b3 c6 11. Ba3 Re8 12. Qc2 Bf5 13. e4 Bg4 14. f3 Be6 15. Rfd1 Qa5 16. Qb2 Rad8 17. Bf1 Bf8 18. Bxf8 Kxf8 19. b4 Qc7 20. c5 Rxd1 21. Rxd1 Rd8 22. a3 h5 23. Kf2 h4 24. Rd2 hxg3+ 25. hxg3 Nh5 26. Nd1 Rd4 27. Rxd4 exd4 28. f4 Nxf4 29. gxf4 Qxf4+ 30. Ke1 Qxe4+ 31. Qe2 Qf4 32. Qf2 Qe4+ 33. Qe2 Qf4 34. Qd2 Qe4+ 35. Kf2 Bd5 36. Nb2 Qf3+ 37. Ke1 Qg3+ 38. Kd1 Bb3+ 39. Kc1 Qg1 40. Qe1 Bd5 41. Qe2 Bg2 42. Qxg2 Qe3+ 43. Qd2 Qf3 44. Bd3 f5 45. Nc4 Kg7 46. Kc2 Qd5 47. Qh2 Qd7 48. Qe5+ Kh6 49. Nd6 b6 50. Qxd4 Qe7 51. Kd2 Kg5 52. Qe3+ Qxe3+ 53. Kxe3 bxc5 54. bxc5 Kf6 55. Ba6 Ke5 56. Bc4 g5 57. Nf7+ Kf6 58. Kd4 g4 59. Ne5 g3 60. Bf1 f4 61. Bg2 Ke6 62. Nxc6 Kd7 63. Ne5+ Kc7 64. Kd5 Kb7 65. Kd6+ Kc8 66. c6 Kb8 67. c7+ Kc8 68. Bh3+ 1-0
2025.06.24 Titled Tue 24th Jun Early
37845 Ermachenko, Manuel (2277) Demchenko, Yaroslav (2263) 1-0
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Nf3 Nxe4 7. Bxe4 Nf6 8. Bd3 Be7 9. Qe2 O-O 10. Bg5 Qd5 11. c4 Qa5+ 12. Bd2 Qh5 13. h3 c5 14. O-O-O cxd4 15. Bg5 Nd5 16. h4 Nf6 17. Qd2 Qg4 18. Ne5 Qh5 19. g4 Nxg4 20. Nxg4 Qxg4 21. Bxe7 Re8 22. Rdg1 Qf3 23. Rxg7+ Kh8 24. Rxh7+ 1-0
2025.06.24 Titled Tue 24th Jun Early
38208 Demchenko, Yaroslav (2263) Tsiolakidis, A (2298) 0-1
1. Nf3 c5 2. b3 Nc6 3. e3 e5 4. Bb2 e4 5. Ng1 f5 6. d3 Nf6 7. dxe4 fxe4 8. c4 d5 9. cxd5 Qxd5 10. Qxd5 Nxd5 11. Bc4 Ndb4 12. Na3 Bf5 13. Ne2 Nd3+ 14. Bxd3 exd3 15. Ng3 Bg6 16. f4 O-O-O 17. O-O-O Nb4 18. Kb1 Bd6 19. Nc4 Bc7 20. a3 Nd5 21. Bxg7 Rhe8 22. Bb2 Nxe3 23. Nxe3 Rxe3 24. f5 Bf7 25. Rhe1 Rxe1 26. Rxe1 d2 27. Rd1 Bxb3 28. Rxd2 Rxd2 29. f6 Bxg3 30. hxg3 Rxg2 31. Be5 c4 32. Kc1 c3 33. Bxc3 Rxg3 34. Kb2 Bf7 35. Be5 Rb3+ 36. Kc2 Rxa3 37. Bb2 Rb3 38. Bd4 a5 39. Be5 a4 40. Bd4 b5 41. Be5 b4 42. Bd6 Kd7 43. Be5 Ke6 44. Bd4 Kd5 45. Bf2 Rf3 46. Be1 Rxf6 47. Bxb4 Rc6+ 48. Kb2 Rb6 49. Ka2 Rxb4 50. Ka3 Rc4 51. Kb2 h5 52. Ka3 h4 53. Kb2 h3 54. Ka3 h2 55. Kb2 h1=Q 56. Ka3 Qh3+ 57. Kb2 a3+ 58. Ka2 Rc2+ 59. Kb1 Qb3+ 60. Ka1 Qb2# 0-1
2025.06.24 Titled Tue 24th Jun Late
39716 Demchenko, Yaroslav (2263) Maghsoodloo, Parham (2691) 0-1
1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 a6 5. Qd2 Nd7 6. Nf3 b5 7. Bd3 c5 8. a4 b4 9. Ne2 a5 10. c3 bxc3 11. bxc3 cxd4 12. cxd4 Ngf6 13. O-O O-O 14. Bh6 e5 15. Bxg7 Kxg7 16. Ng3 exd4 17. Nxd4 Nc5 18. Bc2 h5 19. Qg5 Kg8 20. Nc6 Ne6 21. Qh4 g5 22. Nxd8 gxh4 23. Nxe6 fxe6 24. Ne2 Ba6 25. Rfe1 Bxe2 26. Rxe2 Ng4 27. h3 Ne5 28. Bb3 Kf7 29. Rd1 Ke7 30. Red2 Ra6 31. Rc2 Rd8 32. Rc7+ Rd7 33. Rc8 Rb6 34. Bc4 Rb4 35. Bb5 Rd8 36. Rc7+ Kf6 37. f4 Nf7 38. e5+ Kg6 39. Bd3+ Kg7 40. Bb5 Kg8 41. f5 dxe5 42. Rxd8+ Nxd8 43. f6 Rd4 44. Rg7+ Kf8 45. Rh7 Nf7 46. Rxh5 Nd6 47. Rxe5 Kf7 48. Kf2 Kxf6 49. Rh5 Nf5 50. Rh8 e5 51. Rf8+ Ke6 52. Kf3 Rf4+ 53. Ke2 Nd4+ 0-1
2025.06.24 Titled Tue 24th Jun Late
39932 Kelley, Deshawn (2014) Demchenko, Yaroslav (2263) 0-1
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bd3 Be7 9. Be3 O-O 10. Qe2 a5 11. O-O-O a4 12. g4 a3 13. b3 Qd6 14. g5 Nd5 15. Qd2 Qc6 16. c4 Bb4 17. Qc2 Nxe3 18. fxe3 Qxf3 19. Bxh7+ Kh8 20. Kb1 Qxe3 21. Rd3 Qxg5 22. Rh3 g6 23. Bxg6+ Kg7 24. Rh7+ Kg8 25. Bd3 Ra5 26. Qf2 Rf5 27. Bxf5 Qxf5+ 28. Qxf5 exf5 29. Rh3 Kg7 30. Rg1+ Kf6 31. Rh6+ Ke7 32. Kc2 f4 33. Rh5 Bd6 34. Kd3 f3 35. c5 Bf4 36. Ke4 f2 37. Rf1 Bg4 38. Rh4 Bd2 39. Rxg4 f5+ 40. Kd3 fxg4 41. Kxd2 Rf3 42. Ke2 Rc3 43. Rxf2 Rc2+ 44. Ke3 Rc1 45. Kd3 Ke6 46. Rc2 Ra1 47. b4 Kd5 48. Kc3 Rb1 49. Re2 Rc1+ 50. Kb3 Kxd4 51. Kxa3 b6 52. cxb6 cxb6 53. Kb3 Rb1+ 54. Ka4 Kd5 55. Kb5 Rb2 56. a4 Rxe2 57. Kxb6 Rxh2 58. a5 Ra2 59. a6 g3 60. a7 g2 61. Kb7 g1=Q 62. a8=Q Rxa8 63. Kxa8 Qb6 64. b5 Qxb5 65. Ka7 Kc6 66. Ka8 Kc7 67. Ka7 Qa4# 0-1
2025.06.24 Titled Tue 24th Jun Late
40053 Demchenko, Yaroslav (2263) Duarte Cramer, Lily Jeanette (1828) 0-1
1. Nf3 d5 2. d4 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qc2 Bf5 7. dxc5 Bxc2 8. cxb6 axb6 9. Na3 Bf5 10. Nb5 Kd7 11. Be2 e6 12. O-O Nh5 13. Ne5+ Nxe5 14. Bxe5 Nf6 15. Rfd1 Ne4 16. f3 Nd6 17. Nxd6 Bxd6 18. Bxg7 Rhg8 19. Bd4 Bh3 20. g3 h5 21. Bf1 Bxf1 22. Kxf1 h4 23. g4 Bxh2 24. Kg2 Bc7 25. Kh3 f5 26. e4 fxg4+ 27. fxg4 Raf8 28. Rf1 dxe4 29. Rxf8 Rxf8 30. Kxh4 Bf4 31. Re1 e3 32. g5 e2 33. Rxe2 e5 34. Bxe5 Re8 35. Bxf4 Rxe2 36. g6 Ke6 37. b4 Rxa2 38. Be3 Kf6 39. Bxb6 Kxg6 40. Kg4 Kf6 41. Kf4 Re2 42. Kf3 Re6 43. Kf4 Rxb6 0-1
2025.06.17 Titled Tue 17th Jun Early
44086 Pontes, Luiz Felizola Lima (2062) Demchenko, Yaroslav (2263) 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 a6 9. Nbxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Bd7 12. Be3 Nf6 13. Be2 Nd5 14. Bd2 Bc5 15. Nb3 Bb6 16. c4 Nf6 17. Bf3 O-O-O 18. Ba5 Bxa5 19. Nxa5 b6 20. Nb7 Rdf8 21. Nd6+ Kc7 22. Ne4 Nxe4 23. Bxe4 f5 24. Bf3 e5 25. Bd5 e4 26. f4 h6 27. Rac1 g5 28. c5 bxc5 29. Rxc5+ Kd6 30. Ra5 gxf4 31. Rxa6+ Ke5 32. Bc4 Rc8 33. Ra5+ Kf6 34. b3 Rhd8 35. Rxf4 Ra8 36. Rxa8 Rxa8 37. a4 Ke5 38. Rh4 e3 39. Kf1 f4 40. Rxh6 Bf5 41. h3 Rd8 42. Be2 Bc2 43. Rb6 Be4 44. Rb5+ Kf6 45. h4 Rc8 46. Bc4 Rd8 47. Ke2 Rd2+ 48. Ke1 Rxg2 49. Rb6+ Ke5 50. Rb4 Bf3 51. Rb5+ Kd4 0-1
2025.06.17 Titled Tue 17th Jun Early
44248 Atanasov, Anthony (2417) Demchenko, Yaroslav (2263) 1-0
1. d4 e6 2. Bf4 d5 3. e3 Bd6 4. Qg4 Nf6 5. Qxg7 Rg8 6. Qh6 Rg6 7. Qh4 Rg4 8. Qh6 Rg6 9. Qh4 Rg4 10. Qh3 Bxf4 11. exf4 Rxf4 12. Bb5+ c6 13. Ne2 e5 14. Qh6 cxb5 15. dxe5 Rxf2 16. exf6 Rxf6 17. Qxh7 Bf5 18. Qh8+ Kd7 19. Qxd8+ Kxd8 20. O-O Nd7 21. Nbc3 Bxc2 22. Nxd5 Rd6 23. Nec3 b4 24. Nxb4 Bg6 25. Rad1 Rxd1 26. Rxd1 Ke8 27. Nb5 Rd8 28. Nd6+ Ke7 29. Nxb7 Rb8 30. Nc6+ 1-0
2025.06.17 Titled Tue 17th Jun Early
44496 Demchenko, Yaroslav (2263) Asad Rahman 1-0
1. d4 d5 2. Nf3 c5 3. c3 Nc6 4. Bf4 e6 5. e3 Nf6 6. Nbd2 cxd4 7. exd4 Bd6 8. Ne5 O-O 9. Bd3 Bxe5 10. dxe5 Nd7 11. Nf3 f5 12. exf6 Qxf6 13. Bg3 e5 14. Bc2 e4 15. Qxd5+ Kh8 16. Qxe4 g6 17. O-O Nc5 18. Qh4 Bf5 19. Bxf5 Qxf5 20. Rad1 Rae8 21. Nd4 Nxd4 22. Qxd4+ Kg8 23. Qd5+ Qxd5 24. Rxd5 Ne4 25. Rd7 Rf7 26. Rxf7 Kxf7 27. Bf4 Rd8 28. h3 g5 29. Be3 Kg6 30. Re1 a6 31. Bd4 Nd6 32. Re6+ Kf5 33. Re7 h5 34. f3 b5 35. Re5+ Kg6 36. Re6+ Kf5 37. Rf6# 1-0
2025.06.17 Titled Tue 17th Jun Early
44905 Lyakh, Vasiliy (2123) Demchenko, Yaroslav (2263) 1-0
1. d4 e6 2. c4 d5 3. Nc3 a6 4. cxd5 exd5 5. Bf4 Nf6 6. e3 Bd6 7. Bxd6 Qxd6 8. Bd3 O-O 9. Nf3 Nbd7 10. O-O c5 11. dxc5 Nxc5 12. h3 Be6 13. Rc1 Rfd8 14. Nd4 Rac8 15. Bb1 Nce4 16. Nce2 Qe5 17. Nf4 Bd7 18. Qe2 h6 19. Bd3 Nc5 20. Rc2 Nxd3 21. Qxd3 Rxc2 22. Qxc2 Rc8 23. Qb3 Bc6 24. Rc1 Kh7 25. Qd3+ Qe4 26. Qd2 g5 27. Nfe2 g4 28. Ng3 Qg6 29. hxg4 Qxg4 30. Qd3+ Qg6 31. Qf5 h5 32. Qxc8 h4 33. Nge2 Bd7 34. Qc7 h3 35. Qg3 Qh6 36. Nf4 Ne4 37. Qh2 Qh4 38. Nxh3 Kg8 39. Nf3 1-0
2025.06.17 Titled Tue 17th Jun Early
45267 Demchenko, Yaroslav (2263) Cardozo, C (2052) 1/2-1/2
1. c4 e6 2. Nf3 d5 3. e3 Nd7 4. b3 Ngf6 5. Bb2 c5 6. d4 cxd4 7. exd4 Bb4+ 8. Nbd2 O-O 9. Bd3 dxc4 10. bxc4 Re8 11. O-O g6 12. d5 exd5 13. cxd5 Bf8 14. Re1 Bg7 15. Rxe8+ Qxe8 16. Nc4 Nxd5 17. Bxg7 Kxg7 18. Bxg6 hxg6 19. Qxd5 Nf6 20. Qd2 Be6 21. Nce5 Qa4 22. h3 Rc8 23. Ng5 Bd5 24. a3 Rc2 25. Qe3 Ne4 26. Nxe4 Qxe4 27. Qxe4 Bxe4 28. f3 Bf5 29. Rd1 Ra2 30. Nc4 b5 31. Nd6 Rxa3 32. Nxb5 Ra2 33. Rd6 a5 34. Ra6 a4 35. Ra7 Be6 36. Kh2 Bc4 37. Nd6 Bb3 38. Nb5 Bc4 39. Nd6 Bb3 40. Ne8+ Kf8 41. Nd6 Rc2 42. Nb5 Rc5 43. Nd4 Rc8 44. Nxb3 axb3 45. Rb7 Rc3 46. Kg3 Kg7 47. Kf4 Rc2 48. g4 b2 49. h4 Rh2 50. Kg3 Rc2 51. h5 gxh5 52. gxh5 Rd2 53. Kf4 Rc2 54. Ke3 Rh2 55. f4 Rh3+ 56. Ke4 Rxh5 57. Rxb2 Ra5 58. Kf3 Ra4 59. Kg4 Rc4 60. Rb6 Ra4 61. Kg5 Ra5+ 62. f5 Rc5 63. Ra6 Rb5 64. Rd6 Ra5 65. Kg4 Ra4+ 66. Kf3 Rb4 67. Ke3 Ra4 68. Rb6 Rc4 69. Kf3 Ra4 70. Kg3 Rc4 71. Kf2 Ra4 72. Ke3 Rc4 73. Kf3 Ra4 74. Ke3 1/2-1/2
2025.06.17 Titled Tue 17th Jun Early
45386 Harsh, Suresh (2392) Demchenko, Yaroslav (2263) 1-0
1. b3 c5 2. Bb2 Nc6 3. e3 e5 4. Nf3 d6 5. d4 exd4 6. exd4 Nf6 7. dxc5 dxc5 8. Qxd8+ Nxd8 9. Bxf6 gxf6 10. Bb5+ Bd7 11. Bxd7+ Kxd7 12. Nc3 Ne6 13. O-O-O+ Kc6 14. Nd5 Bg7 15. Ne7+ Kc7 16. Nf5 Bf8 17. Rd3 Rd8 18. Rxd8 Nxd8 19. Rd1 h6 20. h4 h5 21. c4 Bh6+ 22. Kc2 Bf4 23. Re1 Ne6 24. g3 Bd6 25. Nd2 Re8 26. Ne4 Be5 27. Nc3 Bxc3 28. Kxc3 Rd8 29. Ne3 Kc6 30. Nd5 b5 31. Nxf6 b4+ 32. Kc2 Nd4+ 33. Kc1 a5 34. Re5 Nf3 35. Rf5 Rd3 36. Ne4 Nd4 37. Rxc5+ Kb6 38. Rd5 Rc3+ 39. Kd2 Nf3+ 40. Ke2 f5 41. Nxc3 1-0
2025.06.17 Titled Tue 17th Jun Early
45572 Demchenko, Yaroslav (2263) Mikhailova, I (2143) 1/2-1/2
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d5 6. Bd3 c5 7. O-O b6 8. Nbd2 Ba6 9. c4 dxc4 10. bxc4 cxd4 11. exd4 Nc6 12. Rc1 Rc8 13. Re1 e6 14. Qa4 Bb7 15. Nf1 Qd7 16. Ne3 Nxd4 17. Qxd7 Nxf3+ 18. gxf3 Nxd7 19. Ba3 Rfd8 20. Kg2 Nc5 21. Bc2 Nd3 22. Bxd3 Rxd3 23. Bb4 Bf8 24. Bc3 Bg7 25. Bb4 Bf8 26. Bc3 Bg7 27. Bb4 1/2-1/2
2025.06.17 Titled Tue 17th Jun Early
45864 Demchenko, Yaroslav (2263) Demchenko, Svitlana (2135) 1-0
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 d6 5. e3 O-O 6. Be2 Nbd7 7. O-O e5 8. dxe5 Ng4 9. c4 Ngxe5 10. Nc3 Re8 11. Qd2 Nxf3+ 12. Bxf3 Ne5 13. Be2 Bf5 14. h3 Qh4 15. Nd5 Rac8 16. f4 Nd7 17. Bxg7 Kxg7 18. Bf3 c6 19. Nc3 Nf6 20. Rad1 Re6 21. Qd4 Rce8 22. Rfe1 Qg3 23. Ne2 Qh4 24. Nc3 Qg3 25. e4 Bxh3 26. e5 dxe5 27. fxe5 Nh5 28. Re4 Qg5 29. Rde1 Bf5 30. Rh4 1-0
2025.06.17 Titled Tue 17th Jun Early
46216 Purtseladze, M (2261) Demchenko, Yaroslav (2263) 1-0
1. d4 e6 2. c4 d5 3. Nf3 a6 4. Nc3 dxc4 5. a4 Nc6 6. e3 Na5 7. Ne5 c5 8. Nxc4 Nxc4 9. Bxc4 cxd4 10. exd4 Nf6 11. O-O Bb4 12. Qb3 Bxc3 13. bxc3 O-O 14. Bg5 Bd7 15. a5 Bc6 16. Rfe1 Rc8 17. Re3 Kh8 18. Rh3 Qd6 19. Bxf6 gxf6 20. Qc2 f5 21. Qe2 Rg8 22. Rg3 f4 23. Rxg8+ Rxg8 24. f3 Rg5 25. Bd3 e5 26. Be4 exd4 27. Rd1 Bb5 28. Qd2 d3 29. Bxd3 Rd5 30. c4 Qc5+ 31. Kh1 Bxc4 32. Qc3+ Qd4 33. Qxd4+ Rxd4 34. Bc2 Rxd1+ 35. Bxd1 Kg7 36. Kg1 Kf6 37. Kf2 Ke5 38. Ke1 Kd4 39. Kd2 h6 40. g3 fxg3 41. hxg3 Bd5 42. f4 f6 43. Be2 Be4 44. Bf1 Bd5 45. Be2 Bc6 46. Bf1 Bb5 47. Bg2 Bc6 48. Bf1 Kc5 49. Kc3 Bd5 50. Be2 Be4 51. Bf1 Kd5 52. Bc4+ Kd6 53. Kb4 Bc6 54. Bd3 Ke6 55. Kc5 Bf3 56. Kb6 Kd6 57. Bc4 Bc6 58. Bd3 Kd5 59. Bf1 Kd4 60. Bxa6 bxa6 61. Kxc6 Ke4 62. Kb6 Kf3 63. Kxa6 Kxg3 64. Kb7 h5 65. a6 h4 66. a7 h3 67. a8=Q h2 68. Kc7 Kxf4 69. Qh1 Kg3 70. Kd6 f5 71. Ke5 f4 72. Ke4 Kh3 73. Kf3 Kh4 74. Qxh2+ Kg5 75. Qxf4+ Kg6 76. Qg4+ Kh6 77. Kf4 Kh7 78. Kf5 Kh8 79. Kf6 Kh7 80. Qg7# 1-0
2025.06.17 Titled Tue 17th Jun Early
46424 Demchenko, Yaroslav (2263) Suvradeepta, D (2230) 0-1
1. Nf3 d5 2. e3 Nf6 3. b3 e6 4. Bb2 Be7 5. d4 O-O 6. Bd3 b6 7. Nbd2 Ba6 8. Ne5 Bxd3 9. Nxd3 c5 10. O-O Nc6 11. Nf3 Rc8 12. Rc1 c4 13. Nde5 Nxe5 14. dxe5 Ne4 15. Bd4 Ba3 16. Rb1 c3 17. b4 Qe7 18. b5 Bb2 19. Qd3 Qa3 20. h4 Qxa2 21. Ng5 Nxg5 22. hxg5 Qc4 23. Qd1 Qxb5 24. g3 g6 25. Kg2 Kg7 26. Qf3 Qe8 27. Qf6+ Kg8 28. Rh1 Qd8 29. Qf4 Kg7 30. Rh6 Rh8 31. Rbh1 Ba3 32. Qh4 Qg8 33. f4 Be7 34. f5 gxf5 35. g4 Kf8 36. Rh5 fxg4 37. Qxg4 h6 38. Kf3 Ke8 39. gxh6 Qxg4+ 40. Kxg4 Rh7 41. Kf3 Kd7 42. e4 dxe4+ 43. Kxe4 Rg8 44. Bxc3 Rg4+ 45. Kd3 Rg5 46. Bd2 Rxh5 47. Rxh5 Kc6 48. c4 a5 49. Rh1 Bf8 50. Be3 b5 51. cxb5+ Kxb5 52. Rb1+ Kc6 53. Kc4 Rh8 54. Rb6+ Kc7 55. Ra6 Bxh6 56. Bc5 Bd2 57. Ra7+ Kc6 58. Rxf7 Rh4+ 59. Bd4 Be3 60. Rh7 Rxh7 61. Kc3 Rb7 62. Kd3 Rb5 63. Ke4 Rd5 64. Kxe3 Rb5 65. Kd3 Kd5 66. Bc3 a4 67. Kc2 Rb7 68. Bb2 Rb5 69. Bc3 Rb3 70. Bb4 Rxb4 71. Kc3 Rc4+ 0-1
2025.06.17 Titled Tue 17th Jun Early
46457 Malikova, Marjona (2055) Demchenko, Yaroslav (2263) 0-1
1. d4 e6 2. c4 d5 3. Nc3 a6 4. Qc2 dxc4 5. e4 b5 6. a4 b4 7. Nd1 c5 8. dxc5 Bxc5 9. Bxc4 Nf6 10. Nf3 O-O 11. O-O Bb7 12. Bd3 Nbd7 13. Bg5 Rc8 14. e5 Bxf3 15. exf6 gxf6 16. Bh6 Bd5 17. Bxh7+ Kh8 18. Qd3 Rg8 19. Bxg8 Qxg8 20. g3 Ne5 21. Qxa6 Nf3+ 22. Kh1 Ra8 23. Qxa8 Bxa8 24. Ne3 Qh7 25. Bf4 Qxh2# 0-1
2025.06.17 Titled Tue 17th Jun Late
46640 Demchenko, Yaroslav (2263) Le Tuan Minh (2598) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. O-O O-O 7. cxd4 Bb6 8. d5 Ne7 9. e5 Ne4 10. Qe2 1-0
2025.06.17 Titled Tue 17th Jun Late
46962 Demchenko, Yaroslav (2263) Atanasov, Anthony (2417) 0-1
1. Nf3 d5 2. e3 e6 3. b3 Nf6 4. Bb2 Bd6 5. d4 O-O 6. Bd3 b6 7. Nbd2 Bb7 8. Ne5 Nbd7 9. Qf3 Qe7 10. Qh3 Ne4 11. f3 Ng5 12. Qh5 g6 13. Qh6 f6 14. h4 fxe5 15. hxg5 exd4 16. O-O-O dxe3 17. Bxg6 exd2+ 18. Kb1 Rf7 19. Bxf7+ Qxf7 20. g6 Qxg6 21. Qxd2 Be5 22. Rh6 Qg7 23. Rdh1 Bxb2 24. Rxh7 Qf6 25. Rxd7 Ba1 26. c3 Bxc3 27. Qc2 Ba1 28. Rxc7 Ba6 29. Qh7+ Kf8 30. Qh6+ Qxh6 31. Rxh6 Be5 32. Rd7 Bd3+ 33. Kc1 Bf4+ 34. Kd1 Bxh6 0-1
2025.06.17 Titled Tue 17th Jun Late
47235 Bacrot, E (2633) Demchenko, Yaroslav (2263) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Bd6 5. d3 a6 6. Bxc6 dxc6 7. b3 Ne7 8. Nbd2 Bc7 9. Nc4 f6 10. a4 a5 11. Nh4 O-O 12. g3 Bh3 13. Ng2 f5 14. f3 f4 15. Bb2 Ng6 16. gxf4 Nxf4 17. Nxf4 Rxf4 18. Rf2 Qg5+ 19. Kh1 Raf8 20. Qg1 Qh5 21. Nd2 Bd8 22. Qg3 g6 23. Rg1 Be6 24. Rff1 Bh4 25. Qg2 Be7 26. Qg3 Bh4 27. Qg2 Be7 28. Qe2 Bh3 29. Re1 Bh4 30. Rd1 Rxf3 31. Nxf3 Rxf3 32. Bxe5 Bg4 33. Rxg4 Qxg4 34. Rf1 Rxf1+ 35. Qxf1 Bg5 36. Bd6 Bh6 37. Bxc5 Qg5 38. Bd4 Qd2 39. Qf2 Qd1+ 40. Kg2 Qg4+ 41. Qg3 Qe2+ 42. Bf2 Qxc2 43. Qb8+ Kf7 44. Qxb7+ Kf6 45. Qxh7 Bf4 46. Qh8+ Ke6 47. Qe8+ Kf6 48. Qf8+ Kg5 49. h4+ Kg4 50. Qc8+ Kh5 51. Qh8+ Bh6 52. Qd4 Qe2 53. e5 Bd2 54. Qe4 Kh6 55. Qxe2 1-0
2025.06.17 Titled Tue 17th Jun Late
47323 Demchenko, Yaroslav (2263) Gerbelli Neto, E (2114) 1-0
1. Nf3 Nf6 2. b3 d5 3. Bb2 c5 4. e3 e6 5. d4 Nc6 6. Bd3 Bd6 7. O-O O-O 8. a3 b6 9. Nbd2 Bb7 10. Ne5 Qc7 11. f4 Ne7 12. Qf3 Rac8 13. g4 Nd7 14. g5 f5 15. gxf6 Nxf6 16. Qh3 Nf5 17. Rf2 Ne4 18. Nxe4 dxe4 19. Bc4 Bd5 20. Rg2 cxd4 21. exd4 e3 22. Bxd5 exd5 23. Kh1 Rf6 24. Rag1 Re8 25. c4 Bxe5 26. dxe5 Rf7 27. cxd5 Qd8 28. e6 1-0
2025.06.10 Titled Tue 10th Jun Early
55097 Demchenko, Yaroslav (2263) Ter Sahakyan, S (2611) 1/2-1/2
1. Nf3 d5 2. e3 c5 3. b3 a6 4. Bb2 Nc6 5. d4 Nf6 6. a3 cxd4 7. exd4 Bg4 8. Nbd2 e6 9. h3 Bh5 10. Bd3 Bd6 11. O-O O-O 12. Re1 Rc8 13. Rc1 Qe7 14. b4 Rfd8 15. Nf1 Bf4 16. Rb1 a5 17. b5 Nb8 18. Ng3 Bg6 19. Ne5 Nbd7 20. Qf3 Bxg3 21. Qxg3 Nb6 22. Nxg6 hxg6 23. Bc1 Na4 24. Rb3 Nh5 25. Qg4 Nc3 26. Bg5 Nf6 27. Qg3 a4 28. Rb4 Qc7 29. Qh4 Qe7 30. Qg3 b6 31. h4 Nce4 32. Bxe4 dxe4 33. Rxe4 Qxb4 34. axb4 Nxe4 35. Qa3 Nxg5 36. hxg5 Rxc2 37. Qxa4 Rc1+ 38. Kh2 Rxd4 39. Qa8+ Kh7 40. Qb8 Rxb4 41. Qxb6 Rcb1 42. Qb7 Rxb5 43. Qxf7 Rxg5 44. Qxe6 Rh5+ 45. Kg3 Rb8 46. Qc4 Rf8 47. f3 Rff5 48. Kf2 Rh6 49. g4 Rf8 50. Kg3 Rh1 51. Qd5 Re1 52. Qc6 Re3 53. Kf2 Re7 54. Kg3 Ref7 55. Kg2 Kh6 56. Qc1+ Kh7 57. Qc6 Rxf3 58. Qxf3 Rxf3 59. Kxf3 Kg8 60. Kg2 Kf7 61. Kf3 Ke6 62. Ke4 Kf6 63. Kf4 Ke6 64. Ke4 Kd6 65. Kd4 Kc6 66. Ke5 Kd7 67. Kd5 Ke7 68. Ke5 Kf7 69. Ke4 Kf6 70. Kf4 g5+ 71. Ke4 Ke6 72. Kd4 Kd6 73. Ke4 g6 74. Kd4 Ke6 75. Ke4 Kd6 76. Kd4 Ke6 77. Ke4 Kd6 1/2-1/2
2025.06.10 Titled Tue 10th Jun Early
55346 Mahdavi, Reza (2454) Demchenko, Yaroslav (2263) 0-1
1. e4 e6 2. d3 d5 3. Nd2 dxe4 4. dxe4 Nf6 5. Ngf3 Be7 6. Be2 O-O 7. O-O b6 8. c3 Bb7 9. Qc2 c5 10. e5 Nd5 11. Ne4 f5 12. exf6 Nxf6 13. Neg5 Qc8 14. Ne5 Nc6 15. Nxc6 Bxc6 16. Bc4 Bd5 17. Bd3 h6 18. Nh3 Bd6 19. Nf4 Bxf4 20. Bxf4 Qb7 21. f3 Rad8 22. c4 Bc6 23. Be5 Nd7 24. Bc3 e5 25. Rae1 Rde8 26. Bg6 Re7 27. Re2 Qc7 28. Rfe1 Qd6 29. Bh7+ Kh8 30. Be4 Rfe8 31. Rd2 Qc7 32. Bg6 Rf8 33. Rde2 Qd6 34. a3 a5 35. b3 a4 36. b4 Rf6 37. Be4 Rfe6 38. Bf5 Rf6 39. b5 Bb7 40. Rd2 Qc7 41. Red1 Nf8 42. Rd8 Ref7 43. Be4 Bxe4 44. Qxe4 Qe7 45. Qxe5 Re6 46. Qg3 Kh7 47. h4 Ng6 48. Rb8 Nf4 49. Rd2 Ne2+ 50. Rxe2 Rxe2 51. Kh2 Re6 52. Qg4 Rg6 53. Qc8 Qd6+ 54. Kg1 Qd1+ 55. Kh2 Qd6+ 56. Kg1 Qd1+ 57. Kh2 Rxg2+ 58. Kxg2 Qxf3+ 59. Kg1 Qf2+ 60. Kh1 Qf1+ 61. Kh2 Rf2+ 62. Kg3 Qg1+ 63. Kh3 Rh2# 0-1
2025.06.10 Titled Tue 10th Jun Early
55652 Demchenko, Yaroslav (2263) Amangeldy, Ernur (2235) 1-0
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Bc4 Nb6 5. Bb3 Bf5 6. Nf3 e6 7. O-O dxe5 8. Nxe5 N8d7 9. Bf4 Be7 10. c3 O-O 11. Nd2 a5 12. Bc2 Bxc2 13. Qxc2 c5 14. Nxd7 Qxd7 15. dxc5 Bxc5 16. Ne4 Be7 17. Rfd1 Qc6 18. Bd6 Bxd6 19. Rxd6 Qc7 20. Rad1 Rad8 21. Rxd8 Rxd8 22. Rxd8+ Qxd8 23. Qd2 Qe8 24. Qd4 Nc8 25. Nd6 Nxd6 26. Qxd6 a4 27. b3 axb3 28. axb3 h6 29. h3 Qa8 30. c4 Kh7 31. Kh2 Qa2 32. Qd3+ Kg8 33. Qd8+ Kh7 34. Qd3+ f5 35. b4 Qxf2 36. Qd6 Qe3 37. c5 f4 38. Qd1 e5 39. Qc2+ e4 40. b5 f3 41. gxf3 Qf4+ 42. Kg1 Qg3+ 43. Kf1 Qxf3+ 44. Ke1 Qe3+ 45. Kd1 Qd4+ 46. Ke2 Qd5 47. Ke3 Kh8 48. c6 Qg5+ 49. Kd4 Qxb5 50. c7 Qd7+ 51. Kxe4 Qc8 52. Kd5 b5 53. Kd6 b4 54. Qb3 Kh7 55. Qd3+ Kh8 56. Kc6 Qa8+ 57. Kd7 Qb7 58. Kd8 Qb6 59. Qd7 b3 60. Ke8 b2 61. c8=Q b1=Q 62. Kf7+ Kh7 63. Qg8# 1-0
2025.06.10 Titled Tue 10th Jun Early
55733 Demchenko, Yaroslav (2263) Caruana, F (2777) 0-1
1. e4 e6 2. d4 d5 3. Bd3 Nc6 4. Nf3 Nb4 5. Nc3 Nxd3+ 6. Qxd3 Nf6 7. e5 Nd7 8. Bg5 Be7 9. h4 h6 10. Bxe7 Qxe7 11. h5 a6 12. Rh3 b6 13. Rg3 Qf8 14. Nh4 Bb7 15. f4 O-O-O 16. O-O-O Qe7 17. Rh1 Rhg8 18. f5 Kb8 19. Ne2 Ka7 20. Nf4 Nb8 21. fxe6 fxe6 22. Nhg6 Qd7 23. Rf1 c5 24. Rgf3 Nc6 25. Ne2 Qc7 26. Kb1 Rge8 27. g4 a5 28. a3 Ba6 29. Rf7 Rd7 30. Rxd7 Qxd7 31. Qd2 cxd4 32. Rf2 d3 33. cxd3 Rc8 34. Nc3 Nd4 35. Qf4 Bxd3+ 36. Kc1 Nb3+ 37. Kd1 d4 38. Qf7 Qxf7 39. Rxf7+ Ka6 40. Ne2 Bc2+ 41. Ke1 d3 0-1
2025.06.10 Titled Tue 10th Jun Early
56006 Puzyrevsky, Semyon (2292) Demchenko, Yaroslav (2263) 0-1
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 b6 7. Bd3 Bb7 8. c3 Bd6 9. O-O O-O 10. Re1 h6 11. h3 c5 12. Be3 Qc7 13. Nf1 cxd4 14. Nxd4 a6 15. Qd2 Nc5 16. Bc2 Rad8 17. Rad1 e5 18. Nf5 Qc6 19. f3 e4 20. Nxd6 exf3 21. Ng3 Rxd6 22. Qf2 Rxd1 23. Rxd1 fxg2 24. Nf5 Qf3 25. Qh4 Be4 26. Ne7+ Kh8 27. Bxh6 Bxc2 28. Rc1 gxh6 29. Qxh6+ Nh7 30. Kh2 Ne4 31. Qh4 Bd1 32. Qe1 Qf4+ 33. Kg1 Qxc1 34. Qxe4 Bf3+ 0-1
2025.06.10 Titled Tue 10th Jun Early
56318 Demchenko, Yaroslav (2263) Srihari, L R (2480) 0-1
1. Nf3 e6 2. b3 Be7 3. Bb2 Bf6 4. d4 d5 5. e3 Ne7 6. Bd3 O-O 7. h4 c5 8. Bxh7+ Kxh7 9. Ng5+ Kh6 10. e4 Bxd4 11. Bc1 Qa5+ 12. Bd2 Qb6 13. c3 Bf6 14. Nxe6+ Kh7 15. Qh5+ Kg8 16. Nxf8 Kxf8 17. exd5 g6 18. Qf3 Bf5 19. g4 Bxb1 20. Rxb1 Nd7 21. h5 g5 22. h6 Ne5 23. Qf5 Nxf5 24. gxf5 Nf3+ 25. Ke2 Nxd2 26. Kxd2 Qd6 27. c4 Qf4+ 28. Kc2 Qxf5+ 29. Kd2 Qxf2+ 30. Kd3 Re8 31. Rbd1 Re3# 0-1
2025.06.10 Titled Tue 10th Jun Early
56475 Goryachkina, A (2533) Demchenko, Yaroslav (2263) 1-0
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Be3 Be7 8. Bd3 O-O 9. Qe2 Qd5 10. O-O b6 11. c4 Qh5 12. Ne5 Qxe2 13. Bxe2 Bb7 14. Rfd1 c5 15. dxc5 Bxc5 16. Bxc5 bxc5 17. Rd6 Rfd8 18. Rad1 Rxd6 19. Rxd6 Kf8 20. f3 Ke7 21. Rd3 Rc8 22. Bd1 Bc6 23. Ra3 Nd7 24. Rxa7 Kd6 25. Nxc6 Rxc6 26. Ba4 1-0
2025.06.10 Titled Tue 10th Jun Early
56719 Demchenko, Yaroslav (2263) Andrade, I (2144) 1-0
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d5 6. Bd3 c6 7. Nbd2 Bf5 8. Bxf5 gxf5 9. Ne5 Nbd7 10. h4 Nxe5 11. dxe5 Ne4 12. h5 h6 13. f3 Nxd2 14. Qxd2 Qc7 15. Qd4 e6 16. O-O-O c5 17. Qf4 f6 18. g4 fxe5 19. Qh2 fxg4 20. fxg4 d4 21. g5 Qf7 22. gxh6 Bxh6 23. Qxe5 Bxe3+ 24. Kb1 Qf6 25. Qe4 b6 26. h6 e5 27. Rh3 Qf5 28. Rxe3 dxe3 29. Rg1+ Kh8 30. Bxe5+ Kh7 31. Rg7+ Kxh6 32. Qh4+ Qh5 33. Rh7+ Kxh7 34. Qxh5+ Kg8 35. Qg6# 1-0
2025.06.10 Titled Tue 10th Jun Early
56941 Reshetnikov, Al (2492) Demchenko, Yaroslav (2263) 0-1
1. d4 e6 2. c4 d5 3. Nc3 a6 4. c5 e5 5. dxe5 d4 6. Na4 Nc6 7. e3 Bf5 8. Nf3 dxe3 9. Qxd8+ Rxd8 10. Bxe3 Nb4 11. Bc4 Nc2+ 12. Ke2 Nxa1 13. Rxa1 Ne7 14. Nd4 Be4 15. f3 Bd5 16. Bd3 Nc6 17. Nxc6 Bxc6 18. Nc3 Be7 19. g4 Bxf3+ 20. Kxf3 Rxd3 21. Ke4 Rd7 22. Nd5 c6 23. Nb6 Rd8 24. Nc4 Rd5 25. Nd6+ Bxd6 26. exd6 Kd7 27. Bd4 Re8+ 28. Kd3 f6 29. Rf1 a5 30. b3 b6 31. cxb6 c5 0-1
2025.06.10 Titled Tue 10th Jun Early
57114 Demchenko, Yaroslav (2263) Toktomushev, Teimur (2390) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. g3 Bb7 7. Bg2 Nf6 8. O-O b4 9. Na4 Bxe4 10. Bxe4 Nxe4 11. Re1 d5 12. c4 bxc3 13. Nxc3 Be7 14. Nxe4 dxe4 15. Rxe4 O-O 16. Bf4 Bf6 17. Qa4 Qd5 18. Rae1 Nd7 19. Nb3 Bxb2 20. h4 Bc3 21. R1e2 Nb6 22. Qa3 e5 23. Bxe5 Nc4 24. Rxc4 Qxc4 25. Re3 Bxe5 26. Rxe5 h6 27. Qe7 Qa4 28. Qd6 Qxa2 29. Nc5 Rad8 30. Qb6 Rd1+ 31. Kg2 Qa1 32. Qc6 Qxe5 0-1
2025.06.10 Titled Tue 10th Jun Early
57386 Paltrinieri, N (2359) Demchenko, Yaroslav (2263) 1-0
1. d4 e6 2. Bf4 d5 3. e3 Bd6 4. Nf3 Nf6 5. Nbd2 O-O 6. c3 c5 7. Bd3 Qc7 8. Bxd6 Qxd6 9. Ne5 b6 10. Qe2 Bb7 11. f4 Ne4 12. O-O f6 13. Nef3 Nd7 14. Rad1 Nxd2 15. Rxd2 e5 16. dxe5 fxe5 17. e4 exf4 18. exd5 Rae8 19. Qf2 Ne5 20. c4 Bc8 21. Nxe5 Rxe5 22. Re2 Bf5 23. Qxf4 Bxd3 24. Qxf8+ Qxf8 25. Rxf8+ Kxf8 26. Rxe5 Bxc4 27. b3 Bd3 28. d6 Bb5 29. a4 Bc6 30. g4 a5 31. Kf2 Kf7 32. g5 Kg6 33. h4 Kf7 34. Ke3 h6 35. Kf4 hxg5+ 36. Kxg5 b5 37. Rxc5 bxa4 38. Rxc6 axb3 39. Ra6 b2 40. Rb6 Ke6 41. Rxb2 Kxd6 42. Ra2 Ke6 43. Rxa5 Kf7 44. Ra6 Kg8 45. Kg6 Kf8 46. Ra7 Ke8 47. Rxg7 Kf8 48. h5 Ke8 49. h6 Kf8 50. h7 1-0
2025.06.10 Titled Tue 10th Jun Late
57570 Movahed, Sina (2544) Demchenko, Yaroslav (2263) 1-0
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 cxd4 7. cxd4 Nh6 8. Bxh6 Qxb2 9. Nbd2 gxh6 10. O-O Nxd4 11. Rb1 Nxe2+ 12. Qxe2 Qxa2 13. Rfc1 Qa6 14. Qe3 Bd7 15. Ra1 Qb5 16. Nd4 Qb6 17. Rab1 Bb4 18. N2f3 a5 19. Qxh6 Rc8 20. Nf5 Rxc1+ 21. Rxc1 Rf8 22. Qf6 Rg8 23. Ng7+ Kf8 24. Nh5 Be7 25. Qh6+ Ke8 26. Qxh7 Rf8 27. h4 a4 28. Nf6+ Kd8 29. Ng5 Bxf6 30. exf6 Be8 31. Qc2 Bd7 32. Qc3 1-0
2025.06.10 Titled Tue 10th Jun Late
57696 Demchenko, Yaroslav (2263) Buchenau, F (2205) 1-0
1. Nf3 Nf6 2. b3 b6 3. Bb2 Bb7 4. e3 g6 5. d4 Bg7 6. Bd3 O-O 7. Nbd2 c5 8. O-O Nc6 9. c4 cxd4 10. exd4 d5 11. Rc1 Rc8 12. Re1 dxc4 13. bxc4 Nh5 14. Nb3 Bh6 15. d5 Nb4 16. Bb1 Re8 17. Ne5 f6 18. Nxg6 hxg6 19. Bxg6 Nf4 20. Qg4 Kh8 21. Bxe8 Qxe8 22. Bxf6+ Kh7 23. Rxe7+ Qxe7 24. Bxe7 Rg8 25. Qf5+ Rg6 26. g3 Ne2+ 27. Kg2 Nxc1 28. Nxc1 Bxc1 29. Bxb4 b5 30. c5 Kh6 31. c6 Ba6 32. Bf8+ 1-0
2025.06.10 Titled Tue 10th Jun Late
57940 Salinas Herrera, P (2447) Demchenko, Yaroslav (2263) 1-0
1. d4 e6 2. Nf3 d5 3. Bf4 Bd6 4. e3 Nf6 5. Nbd2 O-O 6. Bd3 c5 7. c3 Qc7 8. Bxd6 Qxd6 9. Ne5 b6 10. f4 Ba6 11. Bc2 Nbd7 12. g4 Bb7 13. Qf3 Qe7 14. g5 Nxe5 15. fxe5 Ne4 16. Nxe4 dxe4 17. Bxe4 Bxe4 18. Qxe4 Qxg5 19. h4 Qg6 20. Qxg6 hxg6 21. Ke2 cxd4 22. exd4 b5 23. Kd3 a5 24. Rhg1 Ra7 25. Rg4 b4 26. c4 Rd8 27. Rf1 Rad7 28. c5 Kh7 29. Kc4 Kg8 30. Rff4 Kf8 31. Rxg6 Kg8 32. Rgg4 Kh7 33. Kb5 Rb8+ 34. Kc4 g6 35. Rg5 Kh6 36. Rg3 Rd5 37. Rxf7 b3 38. a3 a4 39. Rf6 Rbd8 40. Rfxg6+ Kh7 41. R6g4 Kh6 42. Rf4 Kh7 43. Rg5 Kh6 44. Rfg4 Kh7 45. Rh5# 1-0
2025.06.10 Titled Tue 10th Jun Late
58098 Demchenko, Yaroslav (2263) Sarkar, J (2284) 1-0
1. Nf3 d5 2. e3 e6 3. b3 c5 4. Bb2 Nc6 5. d4 cxd4 6. exd4 g6 7. a3 Bg7 8. Bd3 Nge7 9. Nbd2 O-O 10. h4 Nf5 11. c3 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Qc2 Nxh4 15. O-O-O Bf5 16. Bxf5 Nxf5 17. g4 Ne7 18. Nf3 Bg7 19. Kb1 Qc8 20. c4 Qxg4 21. Bxg7 Kxg7 22. Qc3+ f6 23. cxd5 Rac8 24. Qd3 Qf5 25. Nd4 Qxd5 26. Qe3 Qf7 27. Ne6+ Kg8 28. Nxf8 Nf5 29. Qe6 Qxe6 30. Nxe6 1-0
2025.06.10 Titled Tue 10th Jun Late
58269 Demchenko, Yaroslav (2263) Anhwere, Bernard (1906) 0-1
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 d5 5. e3 O-O 6. Bd3 c6 7. Nbd2 Nbd7 8. O-O Re8 9. c4 b6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Bb7 13. Re1 Nf6 14. Bc2 c5 15. d5 Qd7 16. Ne5 Qc7 17. h4 Rad8 18. Qc1 e6 19. dxe6 Rxe6 20. Nd3 Rxe1+ 21. Qxe1 Ng4 22. Bxg7 Qh2+ 23. Kf1 Qxg2+ 24. Ke2 Re8+ 25. Be5 Nxe5 26. Kd1 Bf3+ 27. Kd2 Nxc4+ 28. bxc4 Rxe1 29. Rxe1 Be4 30. Re2 Bxd3 31. Bxd3 Qh2 32. h5 Qxh5 33. a4 Qg5+ 34. Ke1 Qc1# 0-1
2025.06.10 Titled Tue 10th Jun Late
58455 Liu, Jason (2125) Demchenko, Yaroslav (2263) 1-0
1. d4 e6 2. Bf4 d5 3. e3 Bd6 4. Bg3 Nf6 5. Nf3 O-O 6. Bd3 c5 7. c3 Qc7 8. O-O Nbd7 9. Nbd2 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Bxe5 Qxe5 13. Nf3 Qh5 14. h3 Be6 15. Rc1 Rfd8 16. Be2 Qh6 17. Qa4 Ne4 18. Kh2 a6 19. Qc2 Rac8 20. c4 d4 21. Qxe4 dxe3 22. Qxe3 Qf6 23. b3 Re8 24. Qg5 Qb2 25. Bd3 h6 26. Qf4 Qxa2 27. Bc2 Qb2 28. Qe4 f5 29. Qf4 Qf6 30. Rfe1 b5 31. cxb5 axb5 32. h4 c4 33. bxc4 Rxc4 34. Qd6 Rcc8 35. Re5 Kh8 36. Rce1 Rxc2 37. Rxe6 Rxe6 38. Rxe6 Qb2 39. Qf8+ Kh7 40. Qxf5+ Kg8 41. Re8# 1-0
2025.06.03 Titled Tue 3rd Jun Early
62130 Miserendino, A (2032) Demchenko, Yaroslav (2286) 0-1
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Qe2 b6 7. Nf3 Bb7 8. Ne5 Nxe5 9. dxe5 Nd5 10. a3 a6 11. O-O h6 12. Rd1 Qc8 13. c4 Ne7 14. b4 Nf5 15. Bb2 Be7 16. Rac1 O-O 17. c5 bxc5 18. Nxc5 Bxc5 19. Rxc5 Rd8 20. h3 Rd7 21. Bxf5 Rxd1+ 22. Qxd1 exf5 23. Qc2 Be4 24. Qc3 Qe6 25. Rxc7 Rd8 26. f3 Rd1+ 27. Kh2 Bd5 28. Rc8+ Kh7 29. Rc5 h5 30. Qe3 Qg6 31. Qf2 Qg5 32. Rc2 h4 33. Re2 f4 34. e6 Qg3+ 35. Qxg3 fxg3# 0-1
2025.06.03 Titled Tue 3rd Jun Early
62247 Demchenko, Yaroslav (2286) Jake Shanty (2252) 0-1
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d6 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bxe5 Nc6 10. Bb2 Bf5 11. Na3 Nb4 12. c4 Bd3 13. Rd1 Ne4 14. Bxg7 Kxg7 15. Nd4 Bxe2 16. Kxe2 Nc3+ 17. Kf3 Nxd1 18. Rxd1 c5 0-1
2025.06.03 Titled Tue 3rd Jun Early
62674 Gattani, Sarthak (1869) Demchenko, Yaroslav (2286) 0-1
1. d4 e6 2. c4 d5 3. Nc3 a6 4. Nf3 dxc4 5. a4 Nc6 6. e3 Na5 7. Ne5 c5 8. Nxc4 Nxc4 9. Bxc4 cxd4 10. exd4 Nf6 11. O-O Bb4 12. Bg5 h6 13. Bh4 O-O 14. Qb3 Be7 15. Rad1 Qc7 16. Bxf6 Bxf6 17. d5 Bxc3 18. bxc3 exd5 19. Bxd5 Rb8 20. c4 Bg4 21. Rd4 Bf5 22. Rfd1 b6 23. Qb2 Bg6 24. h4 Qe5 25. R4d2 Qf4 26. g3 Qc7 27. Rd4 Kh7 28. Rg4 Qc8 29. Qd4 h5 30. Rf4 Qh3 31. Bg2 Qe6 32. Bd5 Qe7 33. Be4 Rbd8 34. Bxg6+ fxg6 35. Qa1 Rxd1+ 36. Qxd1 Rxf4 37. gxf4 Qxh4 38. Qd6 Qg4+ 39. Kf1 Qh3+ 40. Kg1 Qb3 41. Kg2 Qxc4 42. Qxb6 Qxa4 43. f5 gxf5 44. Kg3 Qg4+ 45. Kh2 f4 46. Qc6 f3 0-1
2025.06.03 Titled Tue 3rd Jun Early
62793 Demchenko, Yaroslav (2286) Gelman, A (2403) 1-0
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. f3 O-O 7. Be3 Nc6 8. Qd2 a6 9. O-O-O Nxd4 10. Bxd4 Be6 11. g4 b5 12. Kb1 b4 13. Na4 c5 14. Bxf6 Bxf6 15. Qxd6 Qa5 16. Qxc5 Qxa4 17. b3 Rfd8 18. Bc4 Qa3 19. e5 Bg5 20. Bxe6 fxe6 21. Qc6 Bd2 22. Rxd2 Rxd2 23. Qxa8+ Kf7 24. Qb7+ Kg6 25. Qe4+ 1-0
2025.06.03 Titled Tue 3rd Jun Early
63141 Demchenko, Yaroslav (2286) Cahaya, Satria Duta (2416) 0-1
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d5 6. Bd3 c5 7. O-O b6 8. Nbd2 Bb7 9. Ne5 Nc6 10. a3 Nxe5 11. dxe5 Nd7 12. f4 e6 13. c4 Qc7 14. Qe2 Rfd8 15. Rfd1 Nb8 16. Rac1 Nc6 17. b4 d4 18. b5 Ne7 19. exd4 cxd4 20. Ne4 Nf5 21. c5 bxc5 22. Nxc5 Qb6 23. Nxb7 Qxb7 24. Be4 Qb6 25. Bxa8 Rxa8 26. Qd3 Rd8 27. Rc6 Qb7 28. Qc4 Ne3 29. Rxd4 Nxc4 30. Rxd8+ Bf8 31. Rcc8 Nxb2 32. Rxf8+ Kg7 33. g4 Kh6 34. Rh8 Qf3 35. h3 Qg3+ 36. Kf1 Qxh3+ 37. Ke1 Qg3+ 38. Kd2 Qxf4+ 39. Kc3 Na4+ 40. Kb3 Nb6 41. Rc2 Kg5 0-1
2025.06.03 Titled Tue 3rd Jun Early
63262 Salonen, Aku (2314) Demchenko, Yaroslav (2286) 1-0
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Bd6 9. O-O Ne7 10. c4 O-O 11. Qe2 Qc7 12. Nf3 Ng6 13. g3 dxe4 14. Qxe4 f5 15. Qe2 e5 16. c5 Bxc5 17. Bc4+ Kh8 18. Ng5 e4 19. Qh5 1-0
2025.06.03 Titled Tue 3rd Jun Early
63524 Demchenko, Yaroslav (2286) Terlouw, Wouter (2227) 1-0
1. Nf3 c5 2. e3 Nc6 3. b3 Nf6 4. Bb2 g6 5. d4 Bg7 6. Be2 O-O 7. O-O cxd4 8. exd4 d5 9. c4 Bf5 10. Nbd2 e6 11. a3 h5 12. Rc1 a5 13. Re1 Ne4 14. Nf1 h4 15. h3 g5 16. Ne3 Ne7 17. Ne5 dxc4 18. Bxc4 Bxe5 19. dxe5 Nc6 20. Nxf5 exf5 21. Qh5 Kg7 22. Rcd1 Qe7 23. e6+ f6 24. Rd7 Rad8 25. Rxe7+ Nxe7 26. Rxe4 fxe4 27. Qxg5+ Ng6 28. e7 Rd1+ 29. Kh2 Re8 30. Qxf6+ Kh6 31. Qg7+ Kg5 32. Bf6+ Kf5 33. Bf7 Rxe7 34. Qxg6+ Kf4 35. Qg5# 1-0
2025.06.03 Titled Tue 3rd Jun Early
63773 Velikanov, A (2372) Demchenko, Yaroslav (2286) 1-0
1. e4 e6 2. b3 c5 3. Bb2 Nc6 4. Nf3 d6 5. c4 Nf6 6. Nc3 Be7 7. d4 cxd4 8. Nxd4 O-O 9. Be2 d5 10. exd5 exd5 11. O-O Nxd4 12. Qxd4 dxc4 13. Qxd8 Rxd8 14. Bxc4 a6 15. Rfe1 Bc5 16. Na4 Ba7 17. Re7 Be6 18. Bxe6 fxe6 19. Bxf6 gxf6 20. Rxe6 Kf7 21. Rae1 Rd2 22. R6e2 Rad8 23. g3 h5 24. h4 Rxe2 25. Rxe2 Bd4 26. Rd2 Ke7 27. Kg2 b5 28. Nb2 Bxb2 29. Rxb2 Ke6 30. Rc2 Rd6 31. Kf3 Kf5 32. Rc5+ Kg6 33. Ke3 Re6+ 34. Kd3 Rd6+ 35. Kc3 Re6 36. Rd5 Re2 37. Rd2 Re4 38. Kd3 Re5 39. Kd4 Kf5 40. Rc2 a5 41. Rc5 a4 42. b4 a3 43. f3 Ke6 44. Rxe5+ fxe5+ 45. Ke4 Kd6 46. g4 hxg4 47. fxg4 Ke6 48. g5 Kf7 49. Kxe5 Kg6 50. Kd5 1-0
2025.06.03 Titled Tue 3rd Jun Early
64043 Demchenko, Yaroslav (2286) Behzad Nazif, Parva (2090) 0-1
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d6 6. Be2 Nbd7 7. O-O c5 8. c4 cxd4 9. exd4 d5 10. Nbd2 b6 11. Rc1 Bb7 12. Re1 Rc8 13. Nf1 Nh5 14. Ne3 Nf4 15. Bf1 Nc5 16. Ne5 Ne4 17. f3 Nd6 18. g3 Nh5 19. cxd5 Nf6 20. Nc6 Qd7 21. Ne5 Qd8 22. Bc4 b5 23. Bd3 Nxd5 24. Nxd5 Bxd5 25. Qe2 Qa5 26. Nd7 Rxc1 27. Rxc1 Qxa2 28. Nxf8 Bxf8 29. Rc7 a6 30. b4 e6 31. Rc3 Nc4 32. Ba3 Qa1+ 33. Rc1 Qxa3 34. Rb1 Bxb4 35. Kg2 Bc3 36. h4 Bxd4 37. h5 Ne3+ 38. Kh2 Qd6 39. Rd1 Nc4 40. hxg6 hxg6 41. Be4 Bxe4 42. Qxe4 e5 43. f4 Qe6 44. fxe5 Bxe5 45. Rd8+ Kg7 46. Qh4 Bxg3+ 47. Kxg3 Qe1+ 48. Kh3 Qxh4+ 49. Kxh4 a5 50. Rd5 b4 51. Rc5 b3 52. Rb5 b2 53. Kg4 a4 54. Kf4 a3 55. Ke4 a2 56. Kd4 b1=Q 0-1
2025.06.03 Titled Tue 3rd Jun Early
64211 Dambaev, Dashi (2211) Demchenko, Yaroslav (2286) 0-1
1. d4 e6 2. c4 d5 3. Nf3 a6 4. e3 Nf6 5. Nc3 dxc4 6. a4 c5 7. Bxc4 cxd4 8. exd4 Be7 9. O-O O-O 10. Re1 Nbd7 11. Qd3 Nb6 12. Bb3 Nfd5 13. a5 Nb4 14. Qe4 N6d5 15. Ne5 Bf6 16. Bd2 g6 17. Bh6 Re8 18. Qf3 Bd7 19. Ne4 Bc6 20. Bd2 Kg7 21. Qh3 h5 22. Qf3 Qe7 23. Nc5 Rad8 24. Rad1 Bxe5 25. Rxe5 Nf6 26. Qf4 Qd6 27. Bxb4 Qc7 28. Qe3 Nd7 29. Nxd7 Rxd7 30. Bc3 Red8 31. d5 Kg8 32. h3 exd5 33. Qd4 f6 34. Re6 Rf7 35. Rxf6 Rxf6 36. Qxf6 Kh7 37. Qg5 Rd7 38. Re1 Rf7 39. Be5 Qd7 40. Bc2 Qe6 41. Kh2 d4 42. Qh4 Qf5 43. Qg3 h4 0-1
2025.06.03 Titled Tue 3rd Jun Early
64275 Demchenko, Yaroslav (2286) Lyutsinger, Iren (2266) 0-1
1. Nf3 Nf6 2. b3 d6 3. Bb2 e5 4. d3 Nc6 5. g3 Bg4 6. Bg2 Qd7 7. Nbd2 Be7 8. c4 Bh3 9. O-O h5 10. e3 O-O-O 11. d4 h4 12. Nxh4 g5 13. Nhf3 Bxg2 14. Kxg2 Qh3+ 15. Kg1 e4 16. Nxe4 Nxe4 17. Re1 g4 18. d5 Ne5 19. Bxe5 dxe5 20. Rc1 gxf3 21. Qxf3 Qxh2+ 22. Kf1 Nd2+ 0-1
2025.05.27 Titled Tue 27th May Early
71046 Kravtsiv, M (2598) Demchenko, Yaroslav (2286) 1/2-1/2
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 c5 6. c3 c4 7. Bc2 Be7 8. O-O O-O 9. Ne5 Nc6 10. Nd2 Qc7 11. f4 b5 12. Qf3 b4 13. Re1 Bd6 14. Nf1 Bb7 15. Ng3 Ne7 16. Nh5 Ne4 17. Bxe4 dxe4 18. Qg4 Bxe5 19. dxe5 Qb6+ 20. Be3 Qg6 21. Qxg6 hxg6 22. Ng3 bxc3 23. bxc3 Nd5 24. Nxe4 Nxe3 25. Rxe3 Bxe4 26. Rxe4 Rfd8 27. Rxc4 Rab8 28. Rd4 Rdc8 29. Rad1 Rxc3 30. Rd8+ Rxd8 31. Rxd8+ Kh7 32. Rd7 Rc1+ 33. Kf2 Rc2+ 34. Kf3 Rxa2 35. Rxf7 Kg8 36. Rb7 a5 37. Ra7 a4 38. e6 Kf8 39. h4 a3 40. g3 Ra1 41. Kg4 a2 42. Rf7+ Ke8 43. Ra7 Kf8 44. Ra5 Ke7 45. Ra6 Kf6 46. Ra3 Kxe6 47. Ra6+ Kf7 48. Ra7+ Kf6 49. Ra5 Kf7 50. Ra4 Kf6 51. Ra7 Ke6 52. Ra3 Kf6 53. Ra8 Kf7 54. Ra6 Ke7 55. Ra7+ Kf6 56. Ra5 Kf7 57. Ra4 Kf6 58. Ra3 Kf7 59. Ra4 1/2-1/2
2025.05.27 Titled Tue 27th May Early
71117 Injac, Teodora (2474) Demchenko, Yaroslav (2286) 1-0
1. d4 e6 2. Nf3 d5 3. Bf4 Bd6 4. e3 Nf6 5. Ne5 O-O 6. Nd2 c5 7. c3 b6 8. h4 Bb7 9. Bd3 Ne4 10. h5 f6 11. Nef3 e5 12. Nxe4 exf4 13. Nxd6 Qxd6 14. Qc2 fxe3 15. Bxh7+ Kh8 16. O-O-O exf2 17. Bg6 Ba6 18. Qxf2 Nd7 19. h6 Qf4+ 20. Kb1 gxh6 21. Rh4 Qd6 22. Qe3 1-0
2025.05.27 Titled Tue 27th May Early
71498 Demchenko, Yaroslav (2286) Sobek, J (2195) 1-0
1. Nf3 c5 2. b3 b6 3. Bb2 Bb7 4. e3 Nf6 5. d4 d6 6. Bd3 e6 7. O-O Be7 8. Nbd2 O-O 9. Re1 Nc6 10. a3 Re8 11. c4 Rc8 12. Rc1 Qc7 13. e4 cxd4 14. Nxd4 Nxd4 15. Bxd4 e5 16. Bb2 h6 17. Re3 Bf8 18. Rg3 Kh8 19. Qe2 Qe7 20. Nf1 g6 21. Rd1 Nh5 22. Re3 Nf4 23. Qf3 Bg7 24. g3 Nxd3 25. Rexd3 Red8 26. Ne3 a6 27. Nd5 Bxd5 28. Rxd5 Rc5 29. h4 Rxd5 30. Rxd5 Kg8 31. h5 Rc8 32. hxg6 fxg6 33. Qg4 Rc5 34. Rxc5 bxc5 35. Qxg6 Qf7 36. Qxd6 Qf3 37. Bxe5 Qxe4 38. Bxg7 Kxg7 39. Qxc5 Qb1+ 40. Kg2 Qxb3 41. Qd4+ Kh7 42. c5 Qb7+ 43. Kh2 Qf7 44. c6 Qh5+ 45. Kg2 1-0
2025.05.27 Titled Tue 27th May Early
71783 Demchenko, Yaroslav (2286) Skliarov, V (2334) 1-0
1. Nf3 g6 2. d4 Bg7 3. b3 Nf6 4. Bb2 O-O 5. e3 d6 6. Be2 Nbd7 7. O-O b6 8. c4 Bb7 9. b4 a5 10. a3 Ne4 11. Nbd2 axb4 12. axb4 Rxa1 13. Bxa1 Qa8 14. d5 Nc3 15. Bxc3 Bxc3 16. Qb3 Bg7 17. h4 b5 18. e4 bxc4 19. Nxc4 Qa7 20. Na5 Rb8 21. Rc1 Ba8 22. Qc4 Rc8 23. Qa6 Qb8 24. Bb5 Ne5 25. Nxe5 Bxe5 26. Bd7 Rf8 27. b5 Bd4 28. Bc6 Bb6 29. Nc4 Bc5 30. Na5 Qb6 31. Rc2 h5 32. g3 Kg7 33. Kg2 Qb8 34. Rb2 e6 35. Rc2 exd5 36. exd5 Qd8 37. Nb3 Bb6 38. Na5 Bxc6 39. Nxc6 Qf6 40. Qa4 Re8 41. Qc4 Qf5 42. Re2 Rxe2 43. Qxe2 Qxd5+ 44. Kh2 Qxb5 45. Qxb5 Bxf2 46. Qb2+ Kh7 47. Qxf2 1-0
2025.05.27 Titled Tue 27th May Early
71855 Puzyrevsky, Semyon (2253) Demchenko, Yaroslav (2286) 1-0
1. d4 e6 2. Nc3 d5 3. e4 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 dxc3 11. Qd3 Nbc6 12. f4 Bd7 13. h4 Nf5 14. h5 O-O-O 15. h6 f6 16. h7 Rh8 17. g4 fxe5 18. gxf5 e4 19. Qxc3 exf5 20. Be3 Be6 21. Nd4 Bd7 22. Nb5 Qa5 23. Nxa7+ 1-0
2025.05.27 Titled Tue 27th May Early
72276 Asish Panda (1911) Demchenko, Yaroslav (2286) 1-0
1. e4 e6 2. Nf3 c5 3. Nc3 Nc6 4. g3 d6 5. Bg2 Nf6 6. O-O Be7 7. d4 cxd4 8. Nxd4 O-O 9. Nxc6 bxc6 10. e5 Nd5 11. exd6 Qxd6 12. Ne4 Qc7 13. c4 Nf6 14. Re1 Bb7 15. Qc2 c5 16. Bf4 Qb6 17. b3 Nxe4 18. Bxe4 Bxe4 19. Qxe4 Rfd8 20. Rad1 a5 21. Rxd8+ Rxd8 22. Qf3 a4 23. h4 axb3 24. axb3 Bf6 25. h5 h6 26. Bxh6 Qb4 27. Re2 Rd1+ 28. Kg2 Rb1 29. Be3 Qxb3 30. h6 Qd1 31. Kh3 gxh6 32. Bxc5 Bg5 33. Be3 Qf1+ 34. Kh2 Qg1+ 35. Kh3 Qf1+ 36. Kg4 f5+ 37. Kh5 Kf7 38. g4 Qd1 39. Bxg5 hxg5 40. gxf5 Qh1+ 41. Qxh1 Rxh1+ 42. Kxg5 exf5 43. Kxf5 Rc1 44. Re4 Rc2 45. f4 Rc1 46. Ke5 Rc2 47. Kd6 Kf6 48. c5 Rd2+ 49. Kc7 Rc2 50. c6 Kf7 51. Rb4 Ke6 52. Kb7 Kd6 53. Rd4+ Ke7 54. c7 Rb2+ 55. Kc6 Rc2+ 56. Kb6 Rb2+ 57. Kc5 Rc2+ 58. Rc4 Rxc4+ 59. Kxc4 Kd7 60. Kd5 Kxc7 61. Ke6 Kd8 62. Kf7 Kd7 63. f5 Kd6 64. f6 Kd7 65. Kg7 Ke6 66. f7 Kd6 67. f8=Q+ Kc7 68. Qf6 Kb7 69. Qd6 Ka8 70. Qd7 Kb8 71. Kf6 Ka8 72. Ke5 1-0
2025.05.27 Titled Tue 27th May Early
72367 Demchenko, Yaroslav (2286) Ramsdal, Jens Albert (2351) 0-1
1. Nf3 Nf6 2. b3 d5 3. Bb2 c5 4. e3 g6 5. d4 cxd4 6. exd4 Bg7 7. Bd3 O-O 8. O-O Nc6 9. a3 Ne4 10. Nbd2 Bf5 11. Re1 Nxd2 12. Qxd2 Bxd3 13. Qxd3 e6 14. h4 h5 15. g3 Rc8 16. Ng5 Qb6 17. Rad1 Na5 18. Bc3 Qc7 19. Bb4 Rfd8 20. Nxe6 fxe6 21. Qxg6 Nc6 22. Qxh5 Nxb4 23. axb4 Qf7 24. Qg4 Rxc2 25. f4 Qf5 26. Qf3 Qh3 27. Re2 Rxe2 28. Qxe2 Qxg3+ 29. Qg2 Qxg2+ 30. Kxg2 Rc8 31. Kf3 Rc3+ 32. Kg4 Rxb3 33. Rc1 Rxb4 34. Rc7 Rxd4 35. Rxb7 e5 36. h5 Rxf4+ 37. Kg5 Rf7 38. Rb8+ Kh7 39. Re8 Bh6+ 40. Kg4 e4 41. Re5 e3 42. Rxd5 Re7 43. Rd1 e2 44. Re1 Bd2 0-1
2025.05.27 Titled Tue 27th May Early
72662 Toroptseva, Yevheniia (2064) Demchenko, Yaroslav (2286) 0-1
1. g3 d5 2. Bg2 e6 3. e3 Nf6 4. Ne2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. c4 c5 9. d4 Nbd7 10. Nbc3 cxd4 11. Nxd4 Nc5 12. Qc2 Qc8 13. cxd5 Nxd5 14. Nxd5 Bxd5 15. e4 Bb7 16. b4 Nd7 17. Qb3 Bf6 18. Rac1 Qd8 19. Rfd1 Qe7 20. Ne2 Rac8 21. Bxf6 Nxf6 22. Qe3 Qxb4 23. e5 Nd5 24. Qd4 Qa3 25. Ra1 Rc2 26. Nf4 Nxf4 27. Qxf4 Bxg2 28. Kxg2 h6 29. Qf3 Qxf3+ 30. Kxf3 Rfc8 31. a4 R8c3+ 32. Kg2 Rc5 33. Rd7 Rxe5 34. Rxa7 Ree2 35. Rf1 Ra2 36. Rb7 Reb2 37. Ra7 Rb4 38. Rb7 Raxa4 39. Rb8+ Kh7 40. Rb7 Kg6 41. Rb8 Ra7 42. Rd8 Rb7 43. Rd3 Rb2 44. Rfd1 b5 45. h4 b4 46. R1d2 Rxd2 47. Rxd2 b3 48. Rb2 Kf5 49. Kf3 Ke5 50. Ke3 Kd5 51. Kd3 e5 52. f3 f5 53. Kc3 e4 54. Rd2+ Ke5 55. f4+ Ke6 56. Rb2 Rc7+ 57. Kd4 Rd7+ 58. Ke3 Rb7 59. Kf2 Kd5 60. Ke3 Kc4 61. Kd2 Kd4 62. Ke2 Kc3 63. Rb1 b2 64. Ke3 Kc2 0-1
2025.05.27 Titled Tue 27th May Early
72872 Demchenko, Yaroslav (2286) Mica, Marek (2372) 1-0
1. Nf3 Nf6 2. b3 e6 3. Bb2 d5 4. d4 b6 5. e3 Bb7 6. Bd3 Nbd7 7. Nbd2 Bd6 8. Ne5 O-O 9. Qf3 c5 10. Qh3 Ne4 11. Nxd7 Qxd7 12. dxc5 Bxc5 13. O-O-O f5 14. Nxe4 fxe4 15. Bxe4 g6 16. Rhf1 Qe7 17. Bd3 Rac8 18. Kb1 e5 19. f4 e4 20. Be2 Bb4 21. f5 Bc3 22. fxg6 hxg6 23. Qg4 Kg7 24. Rxf8 Qxf8 25. Qd7+ Qf7 26. Qxf7+ Kxf7 27. Bg4 Rc7 28. Rf1+ Kg7 29. Be6 Bxb2 30. Kxb2 Re7 31. Bg4 Re5 32. Kc3 Ba6 33. Rf2 Re7 34. Kd4 Bb7 35. a4 Bc6 36. h4 Re8 37. g3 Re7 38. c3 Re8 39. h5 gxh5 40. Bxh5 Re7 41. g4 Bb7 42. g5 Bc6 43. g6 Be8 44. Kxd5 Rc7 45. c4 Bc6+ 46. Kd6 Rc8 47. Bg4 Rd8+ 48. Kxc6 Kxg6 49. Bf5+ Kg5 50. Bxe4 Rd1 51. Bd5 Rb1 52. c5 Rc1 53. b4 a5 54. Kxb6 axb4 55. c6 Rc3 56. c7 b3 57. Bxb3 Rxb3+ 58. Kc6 Rc3+ 59. Kd7 Rd3+ 60. Kc8 Rxe3 61. Rc2 Kf6 62. Kb7 Rb3+ 63. Ka7 Ra3 64. c8=Q Rxa4+ 65. Qa6+ Rxa6+ 66. Kxa6 Ke5 67. Kb5 Kd4 68. Kb4 Kd3 69. Rc3+ Kd4 70. Kb3 Kd5 71. Rc4 Kd6 72. Kb4 Kd7 73. Kb5 Kd6 74. Rc5 Ke6 75. Kc6 Kf6 76. Rd5 Kg6 77. Re5 Kf6 78. Kd6 Kf7 79. Re6 Kf8 80. Re7 Kg8 81. Ke6 Kh8 82. Kf6 Kg8 83. Rf7 Kh8 84. Kg6 Kg8 85. Rf6 Kh8 86. Rf8# 1-0
2025.05.27 Titled Tue 27th May Early
73018 Shubenkova, Veronika (2024) Demchenko, Yaroslav (2286) 1-0
1. d4 e6 2. e3 d5 3. f4 Nf6 4. Nf3 Bd6 5. c3 b6 6. Bd3 Bb7 7. Nbd2 Nbd7 8. Ne5 Ne4 9. Nxe4 dxe4 10. Bb5 Bxe5 11. fxe5 O-O 12. O-O a6 13. Bc4 b5 14. Bb3 Nb6 15. Bd2 c5 16. dxc5 Nd7 17. Bc2 Nxe5 18. Rf2 f5 19. Qe2 Bd5 20. b3 Qc7 21. b4 Bc4 22. Qh5 Rad8 23. a4 Ng4 24. Be1 Nxe3 25. axb5 axb5 26. Qg5 Ng4 27. g3 Nxf2 28. Bxf2 h6 29. Qe3 Qe5 30. Ra7 Ra8 31. Ra5 Rxa5 32. bxa5 f4 33. gxf4 Rxf4 34. Bg3 Rf1+ 35. Kg2 Qh5 36. Bxe4 Ra1 37. Bf3 Qf5 38. Qe4 Qf7 39. Qa8+ Kh7 40. Be4+ g6 41. Bf3 Bd5 42. Qxd5 exd5 43. c6 Qc7 44. Bxc7 Ra2+ 45. Kg3 1-0
2025.05.27 Titled Tue 27th May Early
73104 Demchenko, Yaroslav (2286) Tiitta, S (2157) 1-0
1. Nf3 c5 2. e3 g6 3. b3 Bg7 4. d4 cxd4 5. exd4 d5 6. Bb2 Nc6 7. Bd3 Bg4 8. Nbd2 Nxd4 9. Bxd4 Bxd4 10. Bb5+ Kf8 11. O-O Bxa1 12. Qxa1 Nf6 13. Ne5 Bf5 14. Ndf3 a6 15. Be2 h6 16. c4 dxc4 17. Bxc4 e6 18. Rd1 Qe7 19. g4 Be4 20. Nd7+ Kg7 21. Nfe5 Rhd8 22. h3 b5 23. Be2 Kh7 24. Nc6 Bxc6 25. Nxf6+ Qxf6 26. Qxf6 Rxd1+ 27. Bxd1 Kg8 28. Bc2 Rf8 29. Bxg6 fxg6 30. Qxg6+ Kh8 31. Qxh6+ 1-0
2025.05.27 Titled Tue 27th May Late
73388 Ebrahimi Herab, Hamidreza (2404) Demchenko, Yaroslav (2286) 1-0
1. d4 e6 2. c4 d5 3. Nc3 a6 4. e4 dxe4 5. Nxe4 Nf6 6. Nc3 Bb4 7. Be3 O-O 8. h3 c5 9. Ne2 cxd4 10. Nxd4 Qc7 11. Qc2 Nc6 12. a3 Nxd4 13. Bxd4 Be7 14. Be2 Bd7 15. O-O Bc6 16. Rad1 Rfd8 17. b4 Rac8 18. Qb2 Qf4 19. Be3 Qe5 20. Rxd8+ Rxd8 21. Rd1 Rxd1+ 22. Nxd1 Qxb2 23. Nxb2 Ne4 24. b5 axb5 25. cxb5 Bd5 26. a4 Nc3 27. Bf3 Ba3 28. Bxd5 exd5 29. Nd3 Nxa4 30. Bd4 f6 31. Kf1 Kf8 32. Ke2 Ke7 33. Kd2 Kd6 34. Kc2 Bc5 35. Ba1 Nb6 36. Kb3 Nc4 37. Bc3 Ne5 38. Nf4 Bxf2 39. Nh5 d4 40. Bb4+ Kd5 41. Nxg7 d3 42. Nh5 Kd4 43. Nxf6 Ke3 44. Nd5+ Ke2 45. Nf4+ Ke3 46. Nd5+ Ke2 47. Nc3+ Kf1 48. g4 Kg2 49. Bd6 Nf3 50. Ne4 Be1 51. Bf4 Kxh3 52. Nf6 Nd4+ 53. Kc4 d2 54. Bxd2 Bxd2 55. Kxd4 Bc1 56. Nxh7 Kxg4 57. Nf6+ Kf5 58. Nd5 Ke6 59. Kc5 Ba3+ 60. Kc4 Kd6 61. Nc3 Kc7 62. Kd5 Bb4 63. Na4 Be1 64. Nc5 Kb6 65. Kc4 Bf2 66. Ne4 Ka7 67. Nxf2 Kb6 68. Ne4 Ka5 69. Kc5 b6+ 70. Kc6 Kb4 71. Kxb6 Kc4 72. Kc6 Kd4 73. b6 Kc4 74. b7 1-0
2025.05.27 Titled Tue 27th May Late
73491 Demchenko, Yaroslav (2286) Sobek, J (2195) 1-0
1. Nf3 c5 2. e3 e6 3. b3 b6 4. Bb2 Bb7 5. d4 Nf6 6. Bd3 d6 7. O-O Be7 8. c4 Nbd7 9. Nbd2 O-O 10. Re1 Re8 11. Rc1 Rc8 12. Bb1 Qc7 13. e4 cxd4 14. Nxd4 a6 15. Nf1 Qb8 16. Ng3 Bf8 17. h4 h6 18. Qd2 Ba8 19. b4 b5 20. cxb5 axb5 21. Bd3 Rxc1 22. Rxc1 Rc8 23. Bxb5 Rxc1+ 24. Qxc1 e5 25. Bxd7 Nxd7 26. Nc6 Qb6 27. Na5 Qxb4 28. Nb3 Nc5 29. Nxc5 dxc5 30. Bxe5 c4 31. Bc3 Qa4 32. Qd2 Bc6 33. Kh2 Bd7 34. Qd4 Qb5 35. e5 Be6 36. Ne4 Qc6 37. Nd6 Qa4 38. Qd2 Qc6 39. f3 Qa8 40. Qc2 Qc6 41. Qd1 Qa8 42. a4 Qc6 43. a5 Qa8 44. Qa4 Qa6 45. Qb5 1-0
2025.05.27 Titled Tue 27th May Late
73612 Zhu, Jiner (2541) Demchenko, Yaroslav (2286) 1-0
1. Nf3 d5 2. e3 e6 3. c4 Nf6 4. b3 b6 5. Bb2 Bb7 6. Nc3 Bd6 7. d4 O-O 8. Bd3 Ne4 9. O-O Nd7 10. Qc2 f5 11. cxd5 exd5 12. Nb5 c6 13. Nxd6 Nxd6 14. Ba3 c5 15. dxc5 bxc5 16. Bxc5 Rc8 17. b4 Ne4 18. Bxe4 fxe4 19. Nd4 Rf6 20. Rac1 Rg6 21. Qd2 Qg5 22. f4 exf3 23. Rxf3 Ne5 24. Rg3 Qh5 25. Rxg6 Qxg6 26. Bxa7 Nc4 27. Qf2 Rf8 28. Qg3 Qd3 29. Ne6 Rf7 30. Bd4 Qd2 31. Qb8+ 1-0
2025.05.27 Titled Tue 27th May Late
73781 Demchenko, Yaroslav (2286) Montano Vicente, Guadalupe (1940) 1-0
1. Nf3 c5 2. e3 Nf6 3. b3 g6 4. Bb2 Bg7 5. d4 cxd4 6. exd4 d5 7. Bd3 Nc6 8. O-O O-O 9. a3 Bf5 10. Bxf5 gxf5 11. Nbd2 Ne4 12. Ne5 Rc8 13. Ndf3 Qc7 14. c4 dxc4 15. bxc4 Nxe5 16. Nxe5 Bxe5 17. dxe5 Qxc4 18. Qh5 Qe6 19. Rfe1 Rc2 20. Bd4 Rd8 21. Rad1 b6 22. h3 Qg6 23. Qf3 Rxd4 24. Rxd4 Rxf2 25. Qxf2 Nxf2 26. Kxf2 Qc6 27. Red1 Qc5 28. Rd3 f6 29. e6 Qe5 30. Rg3+ 1-0
2025.05.27 Titled Tue 27th May Late
73998 Demchenko, Yaroslav (2286) Ehlvest, J (2532) 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. e6 fxe6 10. Nxd4 Nb8 11. Qh5+ g6 12. Qe2 Kf7 13. Re1 Bf6 14. Nf3 e5 15. Nxe5+ Kg7 16. Bf4 Re8 17. Nd2 c5 18. Ndf3 Bb7 19. Qd2 Nd7 20. Ng4 d4 21. Ng5 h5 22. Nh6 Nf8 23. Nhf7 Qd5 24. f3 c4 25. Kh1 d3 26. cxd3 Qxd3 27. Qb4 Rxe1+ 28. Rxe1 Bd5 29. Qc5 c6 30. Nd6 Kg8 31. h4 Rd8 32. Nb7 Rd7 33. Qb4 a5 34. Nxa5 c3 35. bxc3 Qxc3 36. Qxc3 Bxc3 37. Re8 Bxa5 38. a4 Rd8 39. Re7 Bb4 40. Rb7 c5 41. Be5 Bxb7 0-1
2025.05.27 Titled Tue 27th May Late
74194 Hernandez, Ame (1976) Demchenko, Yaroslav (2286) 1/2-1/2
1. d4 e6 2. Bf4 d5 3. e3 Bd6 4. Nd2 Nf6 5. Ngf3 O-O 6. Bd3 c5 7. c3 Qc7 8. Bg3 Nbd7 9. O-O e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Nf3 Bxg3 13. hxg3 Bg4 14. Qa4 a6 15. Rad1 b5 16. Qc2 Rfd8 17. Bf5 Bxf3 18. gxf3 g6 19. Bd3 h5 20. Kg2 Kg7 21. Rh1 Rac8 22. Rh4 Qe5 23. a4 d4 24. cxd4 cxd4 25. exd4 Qb8 26. Qb3 bxa4 27. Qxa4 Qxb2 28. Qxa6 Ra8 29. Qb5 Qc3 30. Qc4 Qb2 31. Qc2 Qb4 32. Be4 Rac8 33. Qd2 Qe7 34. Bb1 Nd5 35. Re4 Qf6 36. Rde1 Rb8 37. Bc2 Rb2 38. Qc1 Ra2 39. Bb3 Raa8 40. Bxd5 Rxd5 41. Qc4 Rad8 42. Rf4 Qd6 43. Qe2 Rxd4 44. Rxd4 Qxd4 45. Qe5+ Qxe5 46. Rxe5 Kf6 47. Ra5 Rd2 48. f4 Rb2 49. Kf3 Rb3+ 50. Kg2 Ke6 51. Ra7 f6 52. Rg7 Kf5 53. Ra7 h4 54. Ra5+ Kg4 55. Ra6 h3+ 56. Kh2 Rb2 57. Kg1 Rb1+ 58. Kh2 Rf1 59. Ra2 g5 60. fxg5 fxg5 61. Rb2 Kf3 62. Rb3+ Kxf2 63. Kxh3 Rc1 64. Kg4 Rc5 65. Ra3 Kg2 66. Ra2+ Kf1 67. Kh3 Ke1 68. Kg4 Kf1 69. Rb2 Ke1 70. Rh2 Kf1 71. Rh5 Kf2 72. Rxg5 Rxg5+ 73. Kxg5 Kxg3 1/2-1/2
2025.05.27 Titled Tue 27th May Late
74229 Erece, Ece Alkim (1843) Demchenko, Yaroslav (2286) 0-1
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 Nf6 5. Nc3 Bd6 6. Qd2 O-O 7. O-O-O c6 8. f3 b5 9. Bd3 a5 10. Nge2 a4 11. Bxd6 Qxd6 12. Qf4 Qd8 13. g4 b4 14. Nb1 b3 15. a3 Ba6 16. h4 Bxd3 17. Rxd3 bxc2 18. Kxc2 Nbd7 19. h5 Rb8 20. g5 Qb6 21. b4 axb3+ 22. Kb2 Ne8 23. h6 g6 24. Ng3 Nc7 25. Nd2 Ne6 26. Qg4 c5 27. Rxb3 Qa5 28. Rxb8 Qxd2+ 0-1
2025.05.27 Titled Tue 27th May Late
74480 Demchenko, Yaroslav (2286) George, Kevin (2301) 1/2-1/2
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d6 6. Be2 Nbd7 7. O-O e5 8. dxe5 Ng4 9. c4 Ngxe5 10. Nxe5 Nxe5 11. Nc3 Re8 12. Qd2 Be6 13. h3 Qe7 14. f4 Nd7 15. Bf3 Rab8 16. e4 a5 17. Rae1 Qh4 18. Nb5 Bxb2 19. Qxb2 Qxf4 20. Nxc7 Re7 21. Nb5 Ne5 22. Qc3 Qg3 23. Qxa5 Bxh3 24. Qd2 Rbe8 25. Qf2 Qxf2+ 26. Kxf2 Nd3+ 27. Kg3 Nxe1 28. Rxe1 Bd7 29. Nxd6 Rb8 30. c5 Bc6 31. b4 Rd8 32. b5 Be8 33. a4 b6 34. e5 bxc5 35. Ne4 c4 36. Rc1 Rd4 37. Nd6 Rxe5 38. Nxc4 Rc5 39. b6 Rcxc4 40. b7 Rb4 41. Rc8 Kf8 42. b8=Q Rxb8 43. Rxb8 Ke7 44. a5 Ra4 45. Ra8 Bd7 46. Ra7 Kd6 47. Be2 Ra3+ 48. Kf2 f5 49. a6 h5 50. Ra8 h4 51. Rg8 Bc6 52. Rxg6+ Kc5 53. Rg5 Kb6 54. Rxf5 h3 55. gxh3 Rxh3 56. Rf6 Rh2+ 57. Ke3 Rh3+ 58. Kd4 Ra3 59. Bd3 Ra4+ 60. Kc3 Kc5 61. Rh6 Ra3+ 62. Kd2 Bd5 63. Rh5 Ra2+ 64. Ke3 Kd6 65. Rh6+ Kc5 66. Rh5 Kd6 67. Be2 Ra3+ 68. Kd2 Ra2+ 69. Ke1 Bc6 70. Rh6+ Kc5 71. Kf1 Be4 72. Kf2 Bd3 73. Re6 Bxe2 74. Rxe2 Rxa6 75. Re3 Rf6+ 76. Rf3 Re6 77. Re3 Ra6 78. Rc3+ Kd4 79. Rf3 Ra2+ 80. Kg3 Ra1 81. Rf2 Ke3 82. Rf8 Rg1+ 83. Kh2 Rg7 84. Rf6 Ke4 85. Rf8 Rg5 86. Kh3 Ra5 87. Kg2 Ra2+ 88. Kg3 Ra1 89. Kg4 Rg1+ 90. Kh3 Ke5 91. Kh4 Ke6 92. Kh3 Ke7 93. Rf2 Rg7 94. Re2+ Kf6 95. Rf2+ Ke5 96. Kh4 Rg1 97. Kh3 Rg8 98. Kh4 Ke4 99. Rf7 Rh8+ 100. Kg3 Rg8+ 101. Kf2 Rg4 102. Ke2 Rh4 103. Kd2 Rh3 104. Re7+ Kd4 105. Rd7+ Kc4 106. Rc7+ Kb4 107. Rb7+ Kc4 108. Rc7+ Kb5 109. Rb7+ Kc6 110. Rg7 Kc5 111. Rc7+ Kd4 112. Rd7+ Ke5 113. Re7+ Kf6 114. Ra7 Kf5 115. Ra5+ Ke4 116. Ra4+ Kd5 117. Ra5+ Kc4 118. Ra4+ Kb3 119. Rg4 Rh2+ 120. Kd3 Rh1 121. Kd4 Rd1+ 122. Kc5 Kc3 123. Rg3+ Kd2 124. Rg2+ Ke3 1/2-1/2
2025.05.13 Titled Tue 13th May Early
85275 Andreikin, D (2695) Demchenko, Yaroslav (2286) 1/2-1/2
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 e5 7. d5 a5 8. Bd3 Na6 9. Nge2 Nc5 10. Bc2 c6 11. g4 cxd5 12. cxd5 Bd7 13. Ng3 b5 14. g5 Ne8 15. h4 a4 16. a3 Qa5 17. Bd2 Qb6 18. Na2 f5 19. exf5 Bxf5 20. Bxf5 Nd3+ 21. Ke2 Qxf2+ 22. Kxd3 Qxg3+ 23. Kc2 Rxf5 24. Rf1 Qb3+ 25. Kc1 Qxd1+ 26. Rxd1 e4 27. Nc3 Nc7 28. Nxe4 Rxd5 29. Bc3 Re8 30. Rxd5 Nxd5 31. Nxd6 Re2 32. Nxb5 Nf4 33. Bxg7 Kxg7 34. Nc3 Nd3+ 35. Kd1 Rf2 36. Rb1 Nxb2+ 37. Ke1 Nd3+ 38. Kd1 Nb2+ 39. Ke1 Nd3+ 40. Kd1 Nb2+ 1/2-1/2
2025.05.13 Titled Tue 13th May Early
85498 Carlsen, M (2837) Demchenko, Yaroslav (2286) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. d3 d6 5. O-O Nf6 6. Nc3 a6 7. Bxc6+ bxc6 8. Ne1 Be7 9. f4 exf4 10. Bxf4 O-O 11. Nf3 Bg4 12. Qd2 c4 13. dxc4 Qb6+ 14. Kh1 Qxb2 15. Nd4 Qb6 16. Rab1 Qc5 17. Rb7 Rfe8 18. h3 Bd7 19. Qd3 Rab8 20. Nb3 Qa3 21. Rxb8 Rxb8 22. c5 Ne8 23. cxd6 Bxd6 24. Bxd6 Nxd6 25. Rd1 1-0
2025.05.13 Titled Tue 13th May Early
85897 Demchenko, Yaroslav (2286) Turcsanyi, Vince Gergo (2321) 1-0
1. Nf3 Nf6 2. b3 e6 3. Bb2 Be7 4. e3 O-O 5. d4 d5 6. Bd3 b6 7. Nbd2 Bb7 8. Ne5 Nbd7 9. Qf3 c5 10. Qh3 Ne4 11. Nxe4 dxe4 12. Bc4 Nxe5 13. dxe5 b5 14. Be2 Qa5+ 15. c3 Rfd8 16. Qg4 Rd5 17. O-O Rxe5 18. h4 Bf6 19. c4 Rf5 20. Bxf6 Rxf6 21. cxb5 Rd8 22. Rfd1 e5 23. Rxd8+ Qxd8 24. Rd1 Rd6 25. Rxd6 Qxd6 26. a4 g6 27. h5 f5 28. Qg5 Kg7 29. h6+ Kf7 30. Bc4+ Bd5 31. a5 Bxc4 32. bxc4 Qd1+ 33. Kh2 Qd7 34. g4 Qe6 35. gxf5 gxf5 36. Qg7+ Ke8 37. Qh8+ Kd7 38. Qxh7+ Kd6 39. b6 axb6 40. axb6 Qxc4 41. b7 Qb4 42. Qg7 Qe1 43. b8=Q+ Kd5 44. Qd7+ Kc4 45. Qdb5+ Kc3 46. Qa5+ Kc2 47. Qxe1 1-0
2025.05.13 Titled Tue 13th May Early
86040 Nguyen Ngoc Truong Son (2632) Demchenko, Yaroslav (2286) 1-0
1. d4 d5 2. c4 e6 3. g3 a6 4. Nf3 dxc4 5. Bg2 b5 6. O-O Bb7 7. a4 Nf6 8. b3 Be7 9. Bg5 O-O 10. bxc4 bxc4 11. Nbd2 c3 12. Nb3 Nbd7 13. Rc1 c5 14. dxc5 Nxc5 15. Nxc5 Bxc5 16. Rxc3 Bxf2+ 17. Kh1 Qxd1 18. Rxd1 Rfd8 19. Rf1 Bd4 20. Rc7 Be4 21. Nxd4 Bxg2+ 22. Kxg2 Rxd4 23. Bxf6 gxf6 24. Rxf6 Rf8 25. Rf4 Rxf4 26. gxf4 Rd8 27. Rc4 Kg7 28. Kf3 Kf6 29. Rc6 Rd4 30. Rxa6 Kf5 31. e3 Rd2 32. h4 Ra2 33. h5 h6 34. Ra8 Kf6 35. a5 Ra4 36. a6 Kf5 37. e4+ Kf6 38. Ke3 Ra3+ 39. Kd4 Ra4+ 40. Kd3 Ra3+ 41. Kc4 Ra4+ 42. Kb5 Rxe4 43. Rh8 Kg7 44. a7 1-0
2025.05.13 Titled Tue 13th May Late
87806 Demchenko, Yaroslav (2286) Niemann, Hans Moke (2736) 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. e6 fxe6 10. Nxd4 Nb8 11. Qh5+ g6 12. Qe2 Qd6 13. Re1 O-O 14. Nxe6 Bxe6 15. Qxe6+ Qxe6 16. Rxe6 Kf7 17. Re1 Na6 18. c3 Rfe8 19. Be3 Rab8 20. b3 Bf6 21. Rc1 Nb4 22. Nd2 Nd3 23. Rc2 c5 24. Nf3 a5 25. Ne1 c4 26. Nxd3 cxd3 27. Rcc1 c5 28. Bxc5 Rbc8 29. Be3 Bxc3 30. Rab1 d4 31. Bf4 d2 32. Rd1 Re1+ 33. Rxe1 dxe1=Q+ 34. Rxe1 Bxe1 0-1
2025.05.13 Titled Tue 13th May Late
88100 Nakara Husain (1701) Demchenko, Yaroslav (2286) 0-1
1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Nxe4 6. Re1 d5 7. Nc3 dxc4 8. Rxe4+ Be6 9. Nxd4 Nxd4 10. Rxd4 Qf6 11. Ne4 Qg6 12. Bf4 c5 13. Nd6+ Bxd6 14. Rxd6 O-O 15. c3 h6 16. Qf3 b6 17. Rad1 Qf6 18. Qg3 Kh7 19. Be5 Qg6 20. Qh4 Rfe8 21. Bg3 Qg4 22. Qxg4 Bxg4 23. f3 Bf5 24. Kf2 Bd3 25. Rd2 Re7 26. Bh4 f6 27. Bg3 Rae8 28. Bf4 Re2+ 29. Rxe2 Rxe2+ 30. Kg3 Rxb2 31. Rd7 Bf1 32. Bd6 Rxg2+ 33. Kf4 Rxa2 34. Bf8 Rg2 35. Rxa7 b5 36. Bxc5 h5 37. Bf8 h4 38. Rb7 Rg5 39. Bd6 Bd3 40. Ke3 h3 41. f4 Rg2 42. Bf8 Kg8 43. Kd4 Kxf8 44. Kc5 Rxh2 45. Rb8+ Kf7 46. f5 Bxf5 47. Rxb5 Rc2 48. Kd6 h2 49. Rxf5 h1=Q 50. Rc5 Qd1+ 51. Kc7 Rxc3 52. Rc6 Qd5 53. Rd6 Qxd6+ 54. Kxd6 Rd3+ 55. Kc5 c3 56. Kb4 c2 57. Ka4 c1=Q 58. Kb4 Qb2+ 59. Kc5 Qc2+ 60. Kb6 Rb3+ 61. Ka7 Qa2# 0-1
2025.05.13 Titled Tue 13th May Late
88195 Vargas Pereda, Jesus Manue (1948) Demchenko, Yaroslav (2286) 0-1
1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. c3 d3 5. Bxd3 Bc5 6. e5 d6 7. Bg5 Nge7 8. Qe2 Bg4 9. exd6 Qxd6 10. Nbd2 O-O-O 11. Ne4 Qxd3 12. Qxd3 Rxd3 13. Nxc5 Rd5 14. Be3 Nf5 15. Nb3 Re8 16. Ke2 Nxe3 17. fxe3 Rde5 18. Kf2 Rxe3 19. Rae1 Rxe1 20. Rxe1 Rxe1 21. Nxe1 Ne5 22. Nd4 c6 23. h3 Bd7 24. Ndf3 Nxf3 25. Nxf3 Be6 26. a3 Kd7 27. Ke3 Bd5 28. Ne1 f5 29. g3 Be4 30. g4 g6 31. gxf5 gxf5 32. a4 Ke6 33. a5 Ke5 34. h4 f4+ 35. Kf2 Kf5 36. c4 Kg4 37. Nf3 Bxf3 0-1
2025.05.13 Titled Tue 13th May Late
88332 Demchenko, Yaroslav (2286) Beerdsen, Thomas (2535) 0-1
1. Nf3 Nc6 2. e4 e5 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Nd7 7. O-O Be7 8. Bxc6 bxc6 9. e6 fxe6 10. Nxd4 Nb8 11. Qh5+ g6 12. Qe2 Qd7 13. Re1 O-O 14. Nc3 Bd6 15. Nf3 c5 16. Bh6 Rf5 17. Rad1 Nc6 18. Nb5 a6 19. Nxd6 cxd6 20. c4 d4 21. Qe4 Rb8 22. Nh4 Rf6 23. Bg5 Rf7 24. b3 Ne7 25. Rd3 Nf5 26. Rh3 e5 27. Qd5 Nxh4 28. Rxh4 Qe6 29. Qc6 Bd7 30. Qxa6 Rbf8 31. Rf1 e4 32. Bh6 e3 33. Bxf8 exf2+ 34. Kh1 Qe1 0-1
2025.04.29 Titled Tue 29th Apr Early
100351 Shandrygin, Nikita (2209) Demchenko, Yaroslav (2286) 1-0
1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. O-O Be7 5. d4 O-O 6. b3 c5 7. Bb2 Nc6 8. Nbd2 b6 9. c4 Bb7 10. e3 Rc8 11. Qe2 Qc7 12. Rac1 Rfd8 13. cxd5 exd5 14. Ne5 Qb8 15. Rfd1 Nxe5 16. dxe5 Ne4 17. Nxe4 dxe4 18. Qc4 Qa8 19. e6 f6 20. Rd7 Bd5 21. Qa6 Kf8 22. Rxa7 Qb8 23. Bh3 Qd6 24. Rd1 Qc6 25. Qa4 b5 26. Qa6 Qxa6 27. Rxa6 Bb7 28. Rxd8+ Rxd8 29. Ra7 Rd1+ 30. Kg2 Bd5 31. Rc7 Bd6 32. Rf7+ Kg8 33. Rd7 Bc6 34. Rd8+ 1-0
2025.04.29 Titled Tue 29th Apr Early
100536 Demchenko, Yaroslav (2286) Derlich, Sarah Sima (2002) 1-0
1. Nf3 d5 2. e3 Nf6 3. b3 Bg4 4. Bb2 e6 5. d4 c5 6. Bd3 Nc6 7. a3 b6 8. O-O Bd6 9. Nbd2 O-O 10. h3 Bh5 11. c4 Re8 12. Qc2 Bg6 13. Ne5 Bxd3 14. Qxd3 Qc7 15. f4 cxd4 16. exd4 dxc4 17. bxc4 Rad8 18. Qg3 Nh5 19. Qg5 g6 20. Ne4 Be7 21. Qh6 Nxd4 22. Rad1 Nf5 23. Nxf7 Nxh6 24. Nxh6+ Kf8 25. Ng5 Nf6 26. Nxe6# 1-0
2025.04.29 Titled Tue 29th Apr Early
100976 Demchenko, Yaroslav (2286) Vestby-Ellingsen, Mads (2398) 0-1
1. Nf3 d5 2. e3 Nf6 3. b3 c5 4. Bb2 Bg4 5. d4 e6 6. Be2 Nc6 7. O-O Bd6 8. Nbd2 O-O 9. c4 cxd4 10. exd4 Rc8 11. Rc1 Re8 12. Ne5 Bxe2 13. Qxe2 dxc4 14. Ndxc4 Bf8 15. Rfd1 Nd5 16. Rd3 Nf4 17. Qf3 Nxe5 18. Nxe5 Rxc1+ 19. Bxc1 Nxd3 20. Qxf7+ Kh8 21. Nxd3 Qe7 22. Qf3 Rc8 23. g3 Qd7 24. Be3 Qd5 25. Qf7 Bd6 26. Qd7 Rf8 27. Nb2 Ba3 28. Qxd5 exd5 29. Nd3 Rc8 30. Nf4 Rc2 31. Nxd5 Rxa2 32. Nc3 Ra1+ 33. Kg2 Bb4 34. Nd5 Bd6 35. Kf3 a5 36. Nb6 Bc7 37. d5 Kg8 38. Nc4 b5 39. d6 Bd8 40. Ne5 Rd1 41. Bc5 Rd5 42. Nd7 Kf7 43. Ke4 Rd1 44. Ne5+ Ke6 45. Nc6 Kd7 46. Nd4 a4 47. Nxb5 axb3 48. Bd4 Re1+ 49. Kd3 b2 50. Bxb2 Kc6 51. Nd4+ Kxd6 52. Nf5+ Kd5 53. Nxg7 Rh1 54. Ke2 Rxh2 55. Nf5 Bb6 56. Ne3+ Ke4 57. Bc1 h5 58. Bd2 Rh1 59. Ng2 Ra1 60. Be3 Ra2+ 61. Ke1 Kf3 62. Nh4+ Ke4 63. Bxb6 Ra1+ 64. Ke2 Rb1 65. Be3 Rb2+ 66. Kf1 Kd3 67. Kg2 Ke4 68. Nf3 Ra2 69. Ng5+ Kf5 70. Kh3 Ra1 71. Kh4 Rh1+ 72. Nh3 Ke4 73. Bb6 Kf3 0-1
2025.04.29 Titled Tue 29th Apr Early
101049 Dubnevych, Maksym (2292) Demchenko, Yaroslav (2286) 1-0
1. a4 a5 2. d4 d5 3. Nf3 Bf5 4. g3 e6 5. Bg2 Nf6 6. O-O h6 7. c4 c6 8. Bf4 Bd6 9. Bxd6 Qxd6 10. c5 Qc7 11. Ne5 O-O 12. Nd2 Ng4 13. Nxg4 Bxg4 14. h3 Bf5 15. f4 Nd7 16. g4 Bh7 17. Rc1 f6 18. e4 Rae8 19. Qb3 Kh8 20. Rce1 b6 21. cxb6 Nxb6 22. e5 c5 23. Rc1 c4 24. Qb5 Qa7 25. b3 cxb3 26. Nxb3 Nc4 27. Nc5 Rb8 28. Qd7 Qb6 29. Nxe6 Rb7 30. Qxd5 Bg8 31. Qxb7 Qxb7 32. Bxb7 Bxe6 33. d5 1-0
2025.04.22 Titled Tue 22nd Apr Early
107339 Demchenko, Yaroslav (2286) Suleimen, Ergali (2330) 1-0
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d6 6. Be2 Nc6 7. O-O e5 8. dxe5 Ne4 9. Qd5 Nc5 10. Rd1 Be6 11. Qd2 dxe5 12. c4 Qxd2 13. Nfxd2 Rfd8 14. Nc3 Nb4 15. a3 Nbd3 16. Nde4 Nxe4 17. Bxd3 Nxc3 18. Bxc3 f5 19. f3 Kf7 20. Kf2 Rd7 21. Ke2 Rad8 22. Bc2 b6 23. Rxd7+ Rxd7 24. Rd1 Ke7 25. Rxd7+ Kxd7 26. f4 Kd6 27. e4 fxe4 28. Bxe4 c5 29. h3 Bf6 30. g4 Bd7 31. Kf3 a5 32. a4 Ke6 33. Bd5+ Kd6 34. Ke4 h5 35. fxe5+ 1-0
2025.04.22 Titled Tue 22nd Apr Early
107666 Demchenko, Yaroslav (2286) Ahmad, Khagan (2405) 0-1
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 b6 5. e3 Bb7 6. Nbd2 c5 7. Be2 O-O 8. O-O d6 9. c4 Nbd7 10. Re1 a6 11. Qc2 Qc7 12. e4 e6 13. Bf1 cxd4 14. Nxd4 Rac8 15. Rac1 Qb8 16. Qb1 Rfe8 17. b4 Ne5 18. N2b3 Qa8 19. f3 h5 20. c5 dxc5 21. bxc5 b5 22. Nxb5 Nxf3+ 23. gxf3 axb5 24. Bxb5 Red8 25. Red1 Rxd1+ 26. Rxd1 Qb8 27. Qd3 Qf4 28. Na5 Ba8 29. c6 Ng4 30. fxg4 Bxb2 31. gxh5 gxh5 32. Qg3+ Qxg3+ 33. hxg3 Bc3 34. Nb7 Kg7 35. Nd6 Rf8 36. c7 Be5 37. c8=Q Rxc8 38. Nxc8 Bxe4 39. Nd6 Bf3 40. Rf1 Bd5 41. Rxf7+ Kg6 42. Bd3+ Kg5 43. Ne4+ Kh6 44. a4 h4 45. Kh2 hxg3+ 46. Kh3 Kg6 47. Nxg3+ Kxf7 48. Ne4 Ke7 49. Nc5 Bd4 50. Nb3 Bxb3 51. a5 Bd5 52. Kg4 e5 53. Kf5 Kd6 54. a6 Be6+ 55. Ke4 Kc7 56. Bb5 Kb6 57. Bd3 Ka7 58. Be2 Bc8 59. Kd5 Bxa6 60. Bf3 Bb7+ 61. Ke6 Bxf3 0-1
2025.04.22 Titled Tue 22nd Apr Early
107795 Bodnaruk, A (2332) Demchenko, Yaroslav (2286) 1-0
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. g3 Bd7 8. h4 h6 9. Bg2 Na5 10. Nbd2 O-O-O 11. O-O Ne7 12. h5 g6 13. Nh2 Bg7 14. Rb1 f5 15. exf6 Bxf6 16. Ng4 Bg7 17. Nf3 Nec6 18. hxg6 h5 19. Ne3 Ne7 20. Nh4 Bf6 21. g7 Rh7 22. Nf3 Rg8 23. Ne5 Rgxg7 24. Nxd7 Kxd7 25. Bh3 Qd6 26. Ng2 h4 27. Bf4 Qb6 28. Re1 Nf5 29. g4 Nxd4 30. cxd4 Bxd4 31. Be3 Nb3 32. g5 Rg6 33. Kh1 Re7 34. Nf4 Rxg5 35. Nxe6 Rxe6 36. Bxg5 Nc5 37. Qxd4 1-0
2025.04.22 Titled Tue 22nd Apr Early
108009 Domin, Yan (2222) Demchenko, Yaroslav (2286) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Bd6 5. Bxc6 dxc6 6. d3 Ne7 7. Nbd2 f6 8. Nc4 Bc7 9. a4 a5 10. Be3 b6 11. Nfd2 O-O 12. f4 exf4 13. Bxf4 Ng6 14. Bxc7 Qxc7 15. Qh5 Rb8 16. b3 Be6 17. Qf3 Ne5 18. Qg3 Bxc4 19. Nxc4 Rfe8 20. Rf5 Re7 21. Nxe5 Rxe5 22. Rxf6 Qe7 23. Rf3 Rf8 24. Rxf8+ Kxf8 25. Rf1+ Kg8 26. h3 h6 27. Qg4 Kh7 28. Rf5 Rxf5 29. Qxf5+ g6 30. Qf4 Qd7 31. Qe5 h5 32. Kf2 Kg8 33. Qf6 Kh7 34. Ke3 b5 35. Qe5 bxa4 36. bxa4 Qa7 37. Ke2 Qb6 38. Qc3 Kg8 39. Qb3+ Qxb3 40. cxb3 Kf7 41. Kd2 Ke6 42. Kc3 Ke5 43. Kc4 1-0
2025.04.22 Titled Tue 22nd Apr Early
108287 Demchenko, Yaroslav (2286) Kjaergaard Jensen, J (2081) 0-1
1. Nf3 Nf6 2. b3 a5 3. a3 g6 4. Bb2 Bg7 5. d4 O-O 6. e3 d5 7. Bd3 c6 8. O-O b6 9. Nbd2 Ba6 10. c4 Nbd7 11. Rc1 Rc8 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 c5 15. Qd2 cxd4 16. Bxd4 Nc5 17. Bc2 e5 18. Bxc5 Qxd2 19. Nxd2 Rxc5 20. Ne4 Rc6 21. Nc3 f5 22. Nd5 Kf7 23. Rfd1 Bc8 24. b4 Be6 25. Bb3 Bh6 26. Rc2 Rfc8 27. h4 axb4 28. axb4 Bf8 29. Ra2 Bxd5 30. cxd5 Rd6 31. Ra7+ Be7 32. Rb7 Kf6 33. Ra1 Rc3 34. Ba2 Ra3 35. g3 e4 36. Kg2 Bd8 37. Rxh7 Ke5 38. h5 gxh5 39. Rxh5 Bf6 40. g4 Kf4 41. Rxf5+ Kxg4 42. Rxf6 Rxf6 43. d6 Kf4 44. Be6 Rxa1 45. d7 Ra8 46. Bd5 Rd8 0-1
2025.04.22 Titled Tue 22nd Apr Early
108477 Can, Melih Kaan (2171) Demchenko, Yaroslav (2286) 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 a6 9. Re1 Bb4 10. Bd2 Bxd2 11. Qxd2 Nge7 12. Qg5 O-O 13. Rad1 h6 14. Qf4 b5 15. Nbxd4 bxc4 16. Nxe6 Qxd1 17. Rxd1 Bxe6 18. h4 Rfd8 19. Rxd8+ Rxd8 20. Qc7 Rd7 21. Qb6 a5 22. a4 Kh7 23. Qc5 Rd5 24. Qe3 Nf5 25. Qe4 g6 26. g4 Nd6 27. Qf4 Kg7 28. g5 hxg5 29. hxg5 Ne8 30. Kg2 Rf5 31. Qd2 Bd5 32. Qc3+ Kg8 33. Qe3 Bxf3+ 34. Kg3 Nd6 35. Qb6 Ne4+ 36. Kh2 Rxg5 37. Qxc6 Rh5+ 38. Kg1 Rh1# 0-1
2025.04.22 Titled Tue 22nd Apr Early
108576 Sandholm, Klas (2166) Demchenko, Yaroslav (2286) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. O-O O-O 6. d4 Bd6 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. f4 Bd6 10. e5 Bc5+ 11. Kh1 Ne4 12. Qf3 d5 13. Bd3 Bf5 14. g4 Nf2+ 15. Rxf2 Bxd3 16. Qxd3 Bxf2 17. Nd2 Qd7 18. Qf3 Bb6 19. Nf1 d4 20. cxd4 Qxd4 21. Qxb7 Qg1# 0-1
2025.04.22 Titled Tue 22nd Apr Early
108763 Demchenko, Yaroslav (2286) Williams, Si1 (2451) 0-1
1. Nf3 f5 2. d4 e6 3. Nc3 Nf6 4. Qd3 d5 5. Bf4 a6 6. h4 c5 7. dxc5 Bxc5 8. e3 Nc6 9. Be2 O-O 10. O-O-O Qa5 11. Kb1 Ne4 12. Rhf1 Nb4 0-1
2025.04.22 Titled Tue 22nd Apr Early
108942 Kleibel, Uwe (2301) Demchenko, Yaroslav (2286) 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 a6 9. Nbxd4 Nxd4 10. Nxd4 Bc5 11. c3 Nf6 12. Re1 Bxd4 13. cxd4 O-O 14. Bg5 Nd5 15. Qf3 b5 16. Bxd5 Qxd5 17. Qxd5 exd5 18. Rac1 Be6 19. Rc5 h6 20. Bf4 Kh7 21. Rec1 Kg6 22. f3 h5 23. Kf2 Kf5 24. Be3 Rfc8 25. g3 g5 26. h3 g4 27. hxg4+ hxg4 28. Rxc8 Bxc8 29. Rxc8 Rxc8 0-1
2025.04.22 Titled Tue 22nd Apr Early
109137 Demchenko, Yaroslav (2286) Chekletsov, Ilya (2338) 1/2-1/2
1. Nf3 d5 2. e3 Nc6 3. b3 Bg4 4. Be2 f6 5. d4 e5 6. dxe5 fxe5 7. Bb2 Bxf3 8. Bxf3 Nf6 9. O-O Bc5 10. c4 d4 11. exd4 Nxd4 12. Bxb7 Rb8 13. Bf3 O-O 14. Nd2 Qe7 15. Bxd4 exd4 16. Re1 Qd6 17. Ne4 Nxe4 18. Rxe4 d3 19. Qd2 Rbe8 20. Rxe8 Rxe8 21. Bd5+ Kh8 22. Qxd3 c6 23. Be4 Bxf2+ 24. Kh1 Qxd3 25. Bxd3 Bd4 26. Rf1 Kg8 27. g3 Re3 28. Rd1 c5 29. Kg2 h6 30. Rd2 Bc3 31. Rd1 Bd4 32. a4 a5 33. Rd2 Kf7 34. Rf2+ Ke7 35. Re2 Kf6 36. Rxe3 Bxe3 37. Kf3 Bd4 38. Ke4 Ke6 39. h3 Bf2 40. g4 g5 41. Be2 Bd4 42. Bf3 Bf2 43. Be2 Bd4 44. Bf3 Bf2 45. Be2 1/2-1/2
2025.04.22 Titled Tue 22nd Apr Early
109306 Jaskolka, T (2200) Demchenko, Yaroslav (2286) 1-0
1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. a3 b3 6. cxb3 Nc6 7. d4 Nge7 8. Bd3 Nf5 9. Bb2 Be7 10. O-O O-O 11. Nc3 Ncxd4 12. Nxd4 Nxd4 13. Nxd5 Qxd5 14. Bc4 Nf3+ 15. Qxf3 Qxf3 16. gxf3 Bd7 17. Kg2 Bc6 18. Rfd1 Rfd8 19. Kg3 h5 20. f4 h4+ 21. Kg4 Be4 22. Bd4 b6 23. b4 Rac8 24. Bb3 Kh7 25. Be3 Kg6 26. Rxd8 Rxd8 27. Rd1 Rc8 28. Rc1 Rd8 29. Rd1 Rc8 30. Rd7 Rc3 31. Rxe7 Rxb3 32. Rxa7 b5 33. Kxh4 Rb1 34. a4 Bf3 35. Kg3 Be4 36. f3 1-0
2025.04.22 Titled Tue 22nd Apr Late
109519 Alonso Rosell, A (2546) Demchenko, Yaroslav (2286) 1/2-1/2
1. d4 e6 2. c4 d5 3. Nf3 a6 4. Bg5 Be7 5. Bxe7 Nxe7 6. Nbd2 dxc4 7. Nxc4 b5 8. Nce5 O-O 9. Qc2 Bb7 10. e3 Nd7 11. Bd3 h6 12. Rc1 Rc8 13. Bh7+ Kh8 14. Be4 Bxe4 15. Qxe4 c5 16. Nxd7 Qxd7 17. dxc5 a5 18. Ke2 Rc7 19. Rhd1 Nd5 20. Qe5 Qe7 21. e4 Nf6 22. Nd4 Rfc8 23. c6 Ng4 24. Qg3 Nf6 25. f3 Nh5 26. Qe5 Qh4 27. Kf1 Nf4 28. Kg1 b4 29. g3 Nh3+ 30. Kg2 Qg5 31. Qxg5 Nxg5 32. h4 e5 33. Nb5 Rxc6 34. Rxc6 Rxc6 35. hxg5 Rc2+ 36. Kh3 Rxb2 37. Rd8+ Kh7 38. Nd6 Kg6 39. gxh6 gxh6 40. Ne8 Rxa2 41. Rd6+ Kh7 42. Nf6+ Kg7 43. Nh5+ Kf8 44. Rb6 Rb2 45. Ra6 Ra2 46. Rb6 Rb2 47. Nf6 a4 48. Kg4 a3 49. Rb8+ Ke7 50. Nd5+ Kd7 51. Rxb4 Rxb4 52. Nxb4 Kd6 53. f4 Kc5 54. Na2 Kc4 55. fxe5 Kb3 56. Nc1+ Kc2 57. Na2 Kb3 58. Nc1+ Kc2 59. Na2 Kb3 1/2-1/2
2025.04.22 Titled Tue 22nd Apr Late
109636 Demchenko, Yaroslav (2286) Galchenko, Matvey (2442) 0-1
1. Nf3 c5 2. e4 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8. Be2 d6 9. O-O Nxd4 10. Bxd4 a5 11. f3 Bd7 12. b3 Bc6 13. Qd2 Nd7 14. Bf2 Nc5 15. Rab1 e6 16. Rfd1 Be5 17. a3 a4 18. b4 Nb3 19. Qc2 Qf6 20. Rd3 Rac8 21. g3 b5 22. c5 dxc5 23. bxc5 Rfd8 24. Rxd8+ Rxd8 25. Nxb5 Bxb5 26. Bxb5 Qxf3 27. Qe2 Qc3 28. Bxa4 Nxc5 29. Rd1 Ra8 30. Bb5 Qxa3 31. Qe3 Qxe3 32. Bxe3 Nxe4 33. Kg2 Rb8 34. Bc6 Nc3 35. Rd7 Bg7 36. Bf4 Rc8 37. Bf3 e5 38. Bd2 e4 39. Bd1 Nxd1 40. Bb4 e3 41. Kh3 Nf2+ 42. Kg2 Ne4 43. Re7 f5 44. Kf3 Rb8 45. h4 Rxb4 46. Re8+ Bf8 47. Re7 Bxe7 0-1
2025.04.15 Titled Tue 15th Apr Early
117104 Demchenko, Yaroslav (2286) Rosen, E (2377) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Qb6 7. Nb3 Qd8 8. Nd4 Qb6 9. Nb3 Qb4+ 10. Bd2 Qd6 11. Bc3 Qxd1+ 12. Kxd1 Nf6 13. f3 d6 14. Na3 a6 15. c5 dxc5 16. Nxc5 O-O 17. Bd3 b5 18. Nc2 Rb8 19. a3 Nh5 20. Bxg7 Kxg7 21. g3 Bh3 22. Ke2 a5 23. b4 a4 24. Ke3 Ne5 25. Be2 Nf6 26. Nd4 Rfd8 27. Nxb5 Bg2 28. Rhd1 Rxd1 29. Rxd1 Bxf3 30. Bxf3 Rxb5 31. Nxa4 Nc4+ 32. Kd4 Nxa3 33. Kc3 Rb8 34. Nc5 Nb5+ 35. Kb3 e5 36. Kc4 Na3+ 37. Kb3 Nb5 38. Kc4 Nd4 39. Bg2 Ng4 40. Ra1 Ne3+ 41. Kc3 Nxg2 42. Nd7 Rc8+ 43. Kd3 Rd8 44. Ra7 Nc6 45. Rc7 Nb8 46. Kc4 Nxd7 0-1
2025.04.15 Titled Tue 15th Apr Early
117211 Popov, Tikhon (2173) Demchenko, Yaroslav (2286) 1-0
1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 d5 5. exd5 Qxd5 6. Bg2 Nf6 7. O-O Qd8 8. Rd1 Be7 9. c3 O-O 10. d4 cxd4 11. Nxd4 Nxd4 12. Rxd4 Qb6 13. Na3 Bd7 14. Nc4 Qa6 15. Bg5 Bb5 16. a4 Bxc4 17. Qxc4 Qb6 18. b4 Rac8 19. Qd3 Rfd8 20. Rxd8+ Rxd8 21. Qb5 Qc7 22. Rc1 b6 23. h4 Nd5 24. Bxd5 Rxd5 25. Qe8+ Bf8 26. c4 Rd4 27. c5 f6 28. Qxe6+ Qf7 29. Qxf7+ Kxf7 30. Be3 Rxb4 31. c6 Bd6 1-0
2025.04.15 Titled Tue 15th Apr Early
117553 Demchenko, Yaroslav (2286) Souza dos Santos, Matheus Garcett (1967) 1-0
1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 4. d4 c5 5. e3 Nc6 6. a3 Bd6 7. Bd3 O-O 8. Ne5 Ne7 9. Nd2 Ng6 10. f4 b6 11. Qf3 Bb7 12. g4 Bxe5 13. fxe5 Nd7 14. h4 f6 15. exf6 Qxf6 16. Qxf6 gxf6 17. O-O-O Rac8 18. h5 Ne7 19. Rhg1 e5 20. g5 f5 21. dxe5 c4 22. bxc4 dxc4 23. Bxc4+ Bd5 24. Bxd5+ Nxd5 25. e6 Nc5 26. Nc4 Rfd8 27. h6 Nxe6 28. g6 Rxc4 29. gxh7+ Kxh7 30. Rg3 Nc3 31. Re1 Ne4 32. Rg2 Rdc8 33. Reg1 N6g5 34. Kb1 1-0
2025.04.15 Titled Tue 15th Apr Early
117859 Demchenko, Yaroslav (2286) Goncharov, Vladimir (2077) 0-1
1. Nf3 Nf6 2. b3 d5 3. Bb2 c6 4. d4 Bf5 5. e3 e6 6. Be2 h6 7. O-O Bd6 8. c4 O-O 9. Nc3 Nbd7 10. Bd3 Bxd3 11. Qxd3 dxc4 12. bxc4 e5 13. Ne4 Nxe4 14. Qxe4 f5 15. Qc2 e4 16. Ne5 Bxe5 17. dxe5 Qe7 18. Qc3 Rae8 19. Rfd1 Nxe5 20. Qxe5 Qxe5 21. Bxe5 Rxe5 22. Rd7 Rf7 23. Rd8+ Kh7 24. g3 Ra5 25. h4 h5 26. Rad1 Ra4 27. Re8 Rxc4 28. Rdd8 Ra4 29. Rh8+ Kg6 30. Rd6+ Rf6 31. Rd7 b6 32. Re8 f4 33. exf4 Rxa2 34. Ree7 e3 35. Rxg7+ Kf5 36. Rde7 exf2+ 37. Kf1 Re6 38. Rgf7+ Kg4 39. Rxe6 Kf3 40. Rfe7 Ra1+ 41. Re1 fxe1=Q+ 42. Rxe1 Ra2 43. Re6 Kxg3 44. Rxc6 Rf2+ 45. Ke1 Rxf4 46. Rc7 Ra4 47. Kf1 Kxh4 48. Kg1 a5 49. Kh2 Rb4 50. Kh1 a4 51. Rc3 b5 52. Rc5 a3 53. Rc2 Rb1+ 54. Kh2 Rb2 55. Rg2 Rxg2+ 56. Kh1 Rb2 0-1
2025.04.15 Titled Tue 15th Apr Early
117935 Yushko, O (2051) Demchenko, Yaroslav (2286) 0-1
1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Nc3 a6 5. Bf4 Nf6 6. e3 Bd6 7. Bxd6 Qxd6 8. Bd3 O-O 9. Nge2 Nbd7 10. O-O c5 11. Ng3 c4 12. Bc2 b5 13. a3 Nb8 14. Re1 Nc6 15. Rc1 Rb8 16. Bb1 a5 17. Qc2 b4 18. axb4 axb4 19. Nf5 Bxf5 20. Qxf5 bxc3 21. bxc3 g6 22. Qf3 Rfe8 23. h3 Ne4 24. Qg4 f5 25. Qh4 Rb2 26. f3 Qg3 27. Qxg3 Nxg3 28. Kh2 Ne2 29. Rcd1 Nxc3 30. Rc1 Nxb1 31. Rxb1 Rxb1 32. Rxb1 Rxe3 33. Rb5 Nxd4 34. Rxd5 Ne2 35. Rc5 c3 36. h4 Nd4 37. h5 gxh5 38. Kg3 c2 39. Kf2 Re2+ 40. Kf1 Rd2 0-1
2025.04.15 Titled Tue 15th Apr Early
118264 Demchenko, Yaroslav (2286) Dubnevych, Maksym (2292) 0-1
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 b6 5. Bb2 Bb7 6. d4 Bd6 7. Bd3 O-O 8. Nbd2 Nbd7 9. Ne5 Ne4 10. O-O Bxe5 11. dxe5 Ndc5 12. Nxe4 dxe4 13. Bc2 Qg5 14. Qe2 Nd3 15. h4 Qf5 16. Bxd3 exd3 17. Qd2 Rad8 18. f3 h5 19. Rad1 c5 20. Qf2 Rd7 21. Rd2 Rfd8 22. Rfd1 a5 23. a4 Qg6 24. Kh2 Kh7 25. Rg1 Qf5 26. Rgd1 f6 27. e4 Qg6 28. Qg3 Qh6 29. Qf2 f5 30. exf5 exf5 31. Bc1 f4 32. Qf1 Qg6 33. Qf2 Qf5 34. Bb2 Bc6 35. Re1 Re7 36. Red1 Be8 37. Qf1 Bg6 38. Qf2 Kh8 39. Re1 Kg8 40. Re4 Qf7 41. Re1 Bh7 42. Bc3 Qf5 43. Re4 g5 44. hxg5 Qxg5 45. Re1 Re6 46. g3 Kf7 47. gxf4 Qxf4+ 48. Qg3 Qxg3+ 49. Kxg3 Rg6+ 50. Kh2 Ke6 51. Rg1 Kf5 52. Rxg6 Bxg6 53. Kg3 Kg5 54. Rh2 h4+ 55. Rxh4 d2 56. f4+ Kf5 57. Bxd2 Rd3+ 58. Kf2 Rxd2+ 59. Ke3 Rb2 60. Rh8 Rxb3+ 61. Kd2 Kxf4 62. e6 Rd3+ 63. Kc1 Re3 64. Rf8+ Bf5 0-1
2025.04.15 Titled Tue 15th Apr Early
118334 Demchenko, Yaroslav (2286) Dolinskaia, Mariia (1927) 1-0
1. Nf3 d5 2. e3 c5 3. d4 e6 4. b3 Nf6 5. Bb2 Nc6 6. a3 Be7 7. Bd3 O-O 8. Nbd2 b6 9. Ne5 Nxe5 10. dxe5 Nd7 11. Qh5 g6 12. Qh6 Re8 13. h4 Bf8 14. Qf4 Bg7 15. h5 g5 16. Qg3 h6 17. f4 f6 18. Nf3 d4 19. exd4 cxd4 20. Bxd4 fxe5 21. fxg5 exd4 22. gxh6 Qf6 23. hxg7 Qxg7 24. Qd6 Qh6 25. Rh2 Nc5 26. Rh3 Nxd3+ 27. cxd3 Qe3+ 28. Kf1 Qxd3+ 29. Kg1 Kh8 30. Qe5+ Kh7 31. Ng5+ Kg8 32. Rxd3 1-0
2025.04.15 Titled Tue 15th Apr Early
118541 Budrewicz, K (2185) Demchenko, Yaroslav (2286) 1-0
1. d4 e6 2. c4 d5 3. Nf3 a6 4. e3 dxc4 5. Bxc4 b5 6. Be2 Bb7 7. O-O Nf6 8. a4 c6 9. Nbd2 Be7 10. Nb3 O-O 11. Bd2 Nbd7 12. Ba5 Qe8 13. Qc2 Rc8 14. Rfc1 c5 15. axb5 cxd4 16. Qd1 dxe3 17. bxa6 exf2+ 18. Kxf2 Bd5 19. Nbd4 Bc5 20. Ke1 Qe7 21. Bc3 Ra8 22. Qd3 Qd6 23. Kf1 Ng4 24. h3 Nge5 25. Nxe5 Nxe5 26. Qg3 Bxd4 27. Bxd4 Bxg2+ 28. Kxg2 Qxd4 29. Qc3 Qd5+ 30. Bf3 Nxf3 31. Qxf3 Qb5 32. Qa3 Rfd8 33. Rc2 Rd3 34. Qc5 Rd2+ 35. Kh1 Qe2 36. Qc8+ Rd8 37. Qxd8+ 1-0
2025.04.15 Titled Tue 15th Apr Early
118708 Demchenko, Yaroslav (2286) Zmijanac, D (1975) 0-1
1. Nf3 b5 2. e4 Bb7 3. d3 d6 4. g3 Nf6 5. Bg2 e5 6. O-O Be7 7. h3 O-O 8. Be3 c5 9. c3 Nc6 10. Nbd2 a5 11. Re1 Qc7 12. Rc1 Rfd8 13. d4 exd4 14. cxd4 c4 15. b3 Nb4 16. Bf1 Nxa2 17. Ra1 cxb3 18. Qxb3 Nb4 19. Bxb5 Nxe4 20. Rec1 Qb8 21. Bc4 d5 22. Bd3 Nxd3 23. Qxd3 Bb4 24. Qb3 Qd6 25. Nxe4 dxe4 26. Ne5 Bd5 27. Qa4 f6 28. Nc4 Qe6 29. Nd2 Qxh3 30. Qb5 Qe6 31. Rc7 Rdb8 32. Qe2 Rc8 33. Rac1 Rxc7 34. Rxc7 Rc8 35. Rxc8+ Qxc8 36. Qb5 Qc6 37. Qb8+ Kf7 38. Kg2 a4 39. Qa7+ Qb7 40. Qxb7+ Bxb7 0-1
2025.04.15 Titled Tue 15th Apr Early
118884 Alvidrez Aguirre, G (1896) Demchenko, Yaroslav (2286) 0-1
1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 c4 5. c3 a5 6. bxa5 Rxa5 7. d4 Nc6 8. Be2 b5 9. O-O Nge7 10. Ba3 Ba6 11. Re1 Nc8 12. Bxf8 Kxf8 13. a4 b4 14. cxb4 Nxb4 15. Nc3 Na7 16. Qd2 Nac6 17. Qf4 h6 18. h4 Ke7 19. Nb5 Bxb5 20. axb5 Rxb5 21. Qg4 g6 22. Ra4 Kd7 23. Rea1 Ra5 24. Qf4 Rxa4 25. Rxa4 Qe7 26. Nh2 g5 27. hxg5 hxg5 28. Qd2 g4 29. Bxg4 Qh4 30. Bh3 Qxd4 31. Qxd4 Nxd4 32. Rxb4 c3 33. Ra4 c2 34. Ra1 Ra8 35. Rxa8 c1=Q+ 36. Nf1 Ne2+ 0-1
2025.04.15 Titled Tue 15th Apr Early
119058 Demchenko, Yaroslav (2286) Jaskolka, T (2200) 0-1
1. Nf3 d5 2. e3 Bg4 3. b3 e6 4. Bb2 c6 5. d4 Nf6 6. Nbd2 Bd6 7. c4 Ne4 8. h3 Nxd2 9. hxg4 Ne4 10. Bd3 Bb4+ 11. Ke2 f5 12. Ne5 Qf6 13. Bxe4 fxe4 14. f4 exf3+ 15. gxf3 Nd7 16. Nxd7 Kxd7 17. Qg1 Raf8 18. Rf1 Qg6 19. Rc1 Rf7 20. a3 Bd6 21. Rh3 Rhf8 22. Qg2 h5 23. g5 Qf5 24. f4 g6 25. Kd2 Bc7 26. Bc3 dxc4 27. bxc4 Ba5 28. Bxa5 Qxa5+ 29. Rc3 Qf5 30. Kc1 Kc7 31. Kb2 Rd7 32. Rf3 e5 33. dxe5 Rfd8 34. Rf2 Rd1 35. Rcc2 Qd3 36. e4 Qd4+ 37. Rc3 Qb6+ 38. Rb3 Rb1+ 39. Kxb1 Qxb3+ 40. Rb2 Rd1# 0-1
2025.04.08 Titled Tue 8th Apr Early
123419 Demchenko, Yaroslav (2286) Alonso Rosell, A (2546) 0-1
1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Bg4 7. Nc3 e6 8. Be2 Nge7 9. O-O Nf5 10. Be3 Be7 11. h3 Bxf3 12. Bxf3 Bg5 13. Bxg5 Qxg5 14. Ne2 Nh4 15. Qd3 O-O 16. g3 Qg6 17. Qa3 Rfc8 18. Rfc1 Nf5 19. Qd3 Nfxd4 20. Qxg6 Nxf3+ 21. Kg2 hxg6 22. Kxf3 Nxe5+ 23. Ke3 Nc4+ 24. Kd4 Kf8 25. b3 Na3 26. Kd3 Ke7 27. f4 Kd6 28. h4 f6 29. Nd4 e5 30. fxe5+ fxe5 31. Nf3 e4+ 0-1
2025.04.08 Titled Tue 8th Apr Early
123642 Sailer, M (2108) Demchenko, Yaroslav (2286) 0-1
1. d4 e6 2. Nf3 d5 3. Bf4 Bd6 4. e3 Nf6 5. Nbd2 O-O 6. Bd3 c5 7. c3 Qc7 8. Bg3 Nbd7 9. a3 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Nf3 Bxg3 13. hxg3 Bg4 14. Qc2 h6 15. Rh4 Rfe8 16. Kf1 a6 17. Bf5 Bxf5 18. Qxf5 b5 19. Rd1 Rad8 20. g4 Qd7 21. Qxd7 Rxd7 22. g5 hxg5 23. Nxg5 Re5 24. Nf3 Re6 25. a4 Rb6 26. axb5 Rxb5 27. Rd2 Rdb7 28. Ra4 Rxb2 29. Rxb2 Rxb2 30. Rxa6 Rb3 31. Ng5 g6 32. Ra7 Rxc3 33. Rxf7 Ng4 34. Rd7 Rc1+ 35. Ke2 Rc2+ 36. Kf3 Ne5+ 0-1
2025.04.08 Titled Tue 8th Apr Early
124083 Leiva, G (2387) Demchenko, Yaroslav (2286) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Qc7 8. h5 h6 9. Qg4 Nf5 10. Bd3 cxd4 11. Ne2 Qxe5 12. Bf4 Qf6 13. Bxb8 Rxb8 14. Bxf5 exf5 15. Qxd4 Qxd4 16. Nxd4 Be6 17. Kd2 Kd7 18. Rhe1 Rhc8 19. g3 Rc4 20. a4 b6 21. Re3 a6 22. Rae1 Rbc8 23. Rb1 Rb8 24. a5 b5 25. Rb4 Rbc8 26. Rf3 Kd6 27. Re3 Kd7 28. Rb1 Ra4 29. Rbe1 Rac4 30. Rd3 Ra4 31. Nxf5 Rxa5 32. Nxg7 Ra4 33. Nf5 Rac4 34. Nd4 R8c5 35. f3 b4 36. cxb4 Rxb4 37. f4 Bg4 38. Nb3 Rcb5 39. Re5 Kc6 40. Nd4+ Rxd4 41. Rxd4 Be6 42. f5 Bd7 43. g4 a5 44. g5 hxg5 45. f6 Rb1 46. Rxg5 Rf1 47. Rgxd5 Be6 48. Rxa5 Rxf6 49. Re5 Rf2+ 50. Re2 Rf5 51. Rh2 Rc5 52. c4 Bf5 53. Kc3 Re5 54. Rf4 Re3+ 55. Kd4 Be6 56. Kxe3 Bxc4 57. Rxc4+ Kd6 58. Rf4 Ke7 59. Kf3 f5 60. Rg2 Kf6 61. h6 Ke5 62. h7 Kf6 63. h8=Q+ Ke6 64. Qh6+ Kd5 65. Rd2+ Kc5 66. Qd6+ 1-0
2025.04.08 Titled Tue 8th Apr Early
124113 Demchenko, Yaroslav (2286) Araujo Filho, Luiz Antonio Coel (2077) 1-0
1. Nf3 f5 2. d4 Nf6 3. Nc3 d5 4. Ne5 g6 5. h4 Nbd7 6. h5 Nxe5 7. dxe5 Nxh5 8. Rxh5 gxh5 9. e3 e6 10. Qxh5+ Kd7 11. Bd2 c6 12. O-O-O Kc7 13. e4 fxe4 14. Nxe4 Qe7 15. Bg5 Qg7 16. Nf6 h6 17. Ne8+ 1-0
2025.04.08 Titled Tue 8th Apr Early
124519 Cofre Archibold, Nestor (2226) Demchenko, Yaroslav (2286) 1-0
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd7 7. O-O Nc6 8. Nb3 a6 9. Nbxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Bd7 12. Be2 Nf6 13. c4 Bc5 14. Be3 O-O 15. Rfd1 Rfd8 16. Nxe6 Bxe6 17. Bxc5 Rdc8 18. Be3 Bxc4 19. Bf3 Rc7 20. Rac1 Rac8 21. b3 Bb5 22. Bxb7 Rxc1 23. Rxc1 Rxc1+ 24. Bxc1 Kf8 25. f3 Ke7 26. Kf2 Kd6 27. a4 Bd3 28. Ke3 Bf1 29. Kf2 Bd3 30. Bb2 Kc7 31. Ba8 Kb8 32. Bxf6 Kxa8 33. Bxg7 Bc2 34. a5 Bxb3 35. Ke3 Kb7 36. Kf4 Kc7 37. Kg5 Kd7 38. Kf6 Ke8 39. Bh6 Bc2 40. h4 Bd3 41. Bg5 Bf1 42. g3 Be2 43. Kg7 Bd3 44. Bf6 Bc2 45. g4 Bd3 46. f4 Be2 47. Kxh7 Bxg4 48. Kh6 Kd7 49. Kg5 Be2 50. f5 Ke8 51. h5 Kd7 52. h6 Bd3 53. h7 1-0
2025.04.08 Titled Tue 8th Apr Early
124699 Tristan, L (2531) Demchenko, Yaroslav (2286) 1-0
1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. e3 Nf6 5. Bg3 O-O 6. c4 c5 7. Nc3 cxd4 8. Nxd4 dxc4 9. Bxc4 b6 10. Nxe6 Bxe6 11. Bxe6 Bxg3 12. Bxf7+ Kxf7 13. Qb3+ Ke7 14. hxg3 Nbd7 15. Rd1 Qc8 16. O-O Rd8 17. Nb5 Nc5 18. Qa3 Qa6 19. Rxd8 Rxd8 20. Qxa6 Nxa6 21. Nxa7 Rd2 22. Rb1 Nb4 23. Nc8+ Kd8 24. Nxb6 Ne4 25. Nc4 Rc2 26. Rd1+ Kc7 27. Rd4 Rc1+ 28. Kh2 Nxf2 29. g4 Nc2 30. Rf4 Rh1+ 31. Kg3 Nd3 32. Rf7+ Kc6 33. Rxg7 Kd5 34. b3 Nce1 35. Rd7+ Kc5 36. e4 Rg1 37. Ne3 Rh1 38. e5 Kc6 39. Rd6+ Kc7 40. Nd5+ Kc8 41. e6 Nc2 42. e7 Re1 43. Rd8+ Kb7 44. e8=Q Rxe8 45. Rxe8 1-0
2025.04.08 Titled Tue 8th Apr Early
124975 Demchenko, Yaroslav (2286) Yevchenko, A (2276) 1-0
1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. d3 Nc6 7. Nf3 d4 8. Nb1 Bd6 9. O-O O-O 10. Bg5 h6 11. Bxf6 Qxf6 12. Nbd2 Qe7 13. a3 Be6 14. b4 a6 15. Nc4 Rad8 16. Rc1 f5 17. Nfd2 Bb8 18. Qa4 b5 19. Qxa6 bxc4 20. Qxc6 c3 21. Nc4 Rc8 22. Qb5 e4 23. Nb6 Rcd8 24. dxe4 fxe4 25. Bxe4 Bh3 26. Bg2 Bxg2 27. Kxg2 Qb7+ 28. Kg1 Rf6 29. Qc4+ Kh8 30. Na4 h5 31. Nc5 Qe7 32. Rfd1 Be5 33. Nd3 h4 34. Nxe5 Qxe5 35. Rxc3 hxg3 36. Rxg3 Rh6 37. e3 Qh5 38. Rxd4 Qxh2+ 39. Kf1 Qh1+ 40. Ke2 Qh5+ 41. Kd2 Rf8 42. Rg2 Qf3 43. Rdg4 Rd6+ 44. Kc3 Qf6+ 45. Kb3 Rd7 46. Rh4+ Qh6 47. Rxh6+ gxh6 48. Qc3+ Kh7 49. Qc2+ Kh8 50. Qg6 Rh7 51. f4 h5 52. f5 h4 53. f6 h3 54. Qg7+ 1-0
2025.04.08 Titled Tue 8th Apr Early
125095 Demchenko, Yaroslav (2286) Kozlov, O (2253) 0-1
1. Nf3 Nc6 2. e4 e5 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Be3 Bd7 9. Bxc6 bxc6 10. O-O O-O 11. f3 Ng5 12. f4 Ne4 13. Nd2 Nxd2 14. Qxd2 Bb6 15. Nb3 Qe7 16. Rae1 Bf5 17. Qc3 Qd7 18. Bc5 Rfe8 19. a4 a5 20. Nd4 Rac8 21. Nb3 Ra8 22. Re3 Be4 23. Nd4 Rac8 24. Rg3 Kh8 25. Nb3 Ra8 26. Rxg7 Kxg7 27. e6+ d4 28. Nxd4 Qd5 29. Nf5+ Kg6 30. Qg7+ Kxf5 31. Qxf7+ Kg4 32. h3+ Kg3 33. Qg7+ Bg6 34. Qc3+ Kh4 35. Qf6+ Kh5 36. g4+ Kh6 37. g5+ Kh5 38. f5 Bxc5+ 39. Kh2 Qd2+ 40. Kg3 Qxg5+ 41. Qxg5+ Kxg5 42. h4+ Kf6 0-1
2025.04.08 Titled Tue 8th Apr Early
125256 Clarke, Adani (1922) Demchenko, Yaroslav (2286) 0-1
1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be6 6. e3 Nbd7 7. Bd3 c6 8. Nge2 Bd6 9. O-O O-O 10. Bh4 h6 11. f3 Qc7 12. Bg3 a6 13. e4 Bxg3 14. hxg3 c5 15. e5 Ne8 16. f4 f5 17. Kh2 b5 18. dxc5 Nxc5 19. Nd4 Rd8 20. Nxe6 Nxe6 21. Qb3 Qf7 22. a4 Nc5 23. Qd1 b4 24. Ne2 Nc7 25. Nd4 N7e6 26. Nc6 Rc8 27. Nxb4 Rfd8 28. Nxa6 Ne4 29. Nb4 g5 30. Bxe4 dxe4 31. Qe2 Rd4 32. Nc2 Rd3 33. Ne3 Nd4 34. Qf2 Qh5+ 35. Kg1 Ne2+ 36. Qxe2 Qxe2 37. Nxf5 Rd2 38. Ne7+ Kh7 39. Nxc8 Qxg2# 0-1
2025.04.08 Titled Tue 8th Apr Early
125472 Sharapov, E (2375) Demchenko, Yaroslav (2286) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 b6 8. a4 Ba6 9. Bxa6 Nxa6 10. Qe2 Qc8 11. Qb5+ Nc6 12. Ba3 O-O 13. O-O Na5 14. dxc5 Nxc5 15. Bxc5 Qxc5 16. Qxc5 bxc5 17. Nd2 Rab8 18. Rab1 a6 19. f4 Rfc8 20. Kf2 Kf8 21. Ke2 Ke7 22. Kd3 h5 23. c4 dxc4+ 24. Nxc4 Rd8+ 25. Kc3 Nxc4 26. Kxc4 Rd4+ 27. Kxc5 Rd5+ 28. Kc6 Rc8+ 29. Kb7 Rxc2 30. Kxa6 Rc4 31. Rb7+ Kd8 32. Ra1 Kc8 33. Rb6 Rcc5 34. a5 Kc7 35. Rb7+ Kc8 36. Rxf7 Rc6+ 37. Ka7 Rb5 38. a6 g5 39. fxg5 Rxe5 40. g6 Rb5 41. g7 1-0
2025.04.08 Titled Tue 8th Apr Early
125573 Demchenko, Yaroslav (2286) Zmijanac, D (1975) 0-1
1. Nf3 b5 2. d4 Bb7 3. e3 a6 4. c4 b4 5. a3 e6 6. Bd3 Nf6 7. O-O Be7 8. axb4 Bxb4 9. Nc3 O-O 10. Bc2 a5 11. Re1 d6 12. e4 Nfd7 13. Bg5 f6 14. Bh4 Qe8 15. Bg3 Nb6 16. Qd3 e5 17. Re2 Ba6 18. Bb3 N8d7 19. Nd2 Kh8 20. f4 exd4 21. Qxd4 Bc5 0-1
2025.04.01 Titled Tue 1st Apr Early
129386 Kazakouski, Valery (2551) Demchenko, Yaroslav (2201) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 e5 7. a4 a5 8. Nbd2 Be6 9. Ra3 h6 10. O-O Nf6 11. Nxe5 Nxe4 12. Nxc6 Qc7 13. Nxe4 Qxc6 14. Qf3 O-O-O 15. Nd2 Bd5 16. Qg3 Rhe8 17. Nc4 b6 18. Bf4 Bxc4 19. dxc4 Rd4 20. b3 Re2 21. Be3 Rd7 22. Ra2 Qe4 23. Rc1 Be5 24. Qf3 Rxc2 25. Raxc2 Qxc2 26. Rxc2 1-0
2025.04.01 Titled Tue 1st Apr Early
129810 Demchenko, Yaroslav (2201) Karthi, Jashith (2133) 1-0
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 c5 5. Bb2 Be7 6. Nc3 b6 7. cxd5 exd5 8. d4 Bb7 9. Bd3 O-O 10. O-O Nc6 11. Rc1 Rc8 12. Bf5 Rb8 13. Bb1 cxd4 14. Nxd4 Nxd4 15. Qxd4 Bc5 16. Qh4 Ne4 17. Qh3 f5 18. Rfd1 Nxc3 19. Bxc3 Qg5 20. Be5 Rbc8 21. Bf4 Qg6 22. b4 Bxb4 23. Rxc8 Bxc8 24. Rxd5 Be6 25. Rd1 Rc8 26. f3 Qf7 27. a4 g6 28. Qh4 Be7 29. Qf2 Bf6 30. h3 Bg7 31. Rd6 Kh8 32. Bd3 Bc4 33. Bxc4 Qxc4 34. Kh2 Qf7 35. Qd2 Re8 36. Rd7 Re7 37. Rd8+ Re8 38. Rd3 Qe7 39. Qc2 Be5 40. Kg3 Bxf4+ 41. exf4 Kg7 42. Qd2 Qf7 43. Rd7 Re7 44. Qd4+ Kf8 45. Rd8+ Re8 46. Qh8+ Ke7 47. Rxe8+ Qxe8 48. Qxh7+ Kf6 49. Qxa7 Qe1+ 50. Kh2 Qe3 51. Qc7 Qb3 52. Qd6+ Kf7 53. Qd7+ Kf6 54. h4 Qb4 55. Qd8+ Kf7 56. Qd7+ Kf6 57. Kg3 Qc4 58. Qd8+ Kf7 59. Qd7+ Kf6 60. Qd8+ Kf7 61. h5 gxh5 62. Qg5 Qd5 63. Qxh5+ Ke7 64. Qh7+ Kd6 65. Qg6+ Kc5 66. Kh4 Qd4 67. Kg5 Kb4 68. Qxf5 Kxa4 69. g4 b5 70. Qc2+ Ka5 71. f5 b4 72. f6 Qe5+ 73. Kg6 Qe8+ 74. f7 Qe6+ 75. Kg7 Qe5+ 76. Kg8 Qg5+ 77. Kf8 Qd8+ 78. Kg7 Qg5+ 79. Kh8 Qf6+ 80. Kg8 Qg5+ 81. Kh7 Qh4+ 82. Kg6 Qh8 83. Qf5+ Ka4 84. Qf6 Qf8 85. Qg7 Qd6+ 86. Kh7 1-0
2025.04.01 Titled Tue 1st Apr Early
130015 Annaberdiev, M (2449) Demchenko, Yaroslav (2201) 1-0
1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bd3 Nge7 6. O-O cxd4 7. Re1 Ng6 8. Nbd2 Qc7 9. Bxg6 hxg6 10. Nb3 a6 11. Nbxd4 Bd7 12. c3 O-O-O 13. h3 Kb8 14. a4 Rh5 15. Bf4 f6 16. Qd2 Nxe5 17. g4 Rxh3 18. Nxe5 fxe5 19. Bxe5 Bd6 20. Qf4 Bxe5 21. Qxe5 Rdh8 22. f4 Rh1+ 23. Kf2 R8h2+ 24. Kg3 Qxe5 25. fxe5 Rxe1 26. Rxe1 Rxb2 27. Rf1 Rd2 28. Rf7 Bc8 29. Rf8 Rd3+ 30. Kf4 Kc7 31. Rf7+ Kb8 32. Rxg7 Rxc3 33. Rxg6 Rc4 34. Ke3 Rxa4 35. g5 b5 36. Rg7 Ra3+ 37. Kf4 Ra4 38. Ke3 Ra3+ 39. Kd2 Ra2+ 40. Kc3 a5 41. Nc6+ Ka8 42. Ra7# 1-0
2025.04.01 Titled Tue 1st Apr Early
130371 Demchenko, Yaroslav (2201) Filippova, Margarita (2004) 0-1
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 a5 5. Bb2 Be7 6. d4 b6 7. Bd3 O-O 8. O-O Bb7 9. Nbd2 Nbd7 10. Ne5 Ne4 11. f3 Nxd2 12. Qxd2 Nxe5 13. dxe5 dxc4 14. bxc4 Bb4 15. Qc2 h6 16. Rad1 Qe7 17. Qf2 Rfd8 18. Bb1 Bc5 19. Bd4 g6 20. h4 h5 21. Kh2 Bxd4 22. exd4 c5 23. g4 hxg4 24. fxg4 Rxd4 25. Rxd4 cxd4 26. h5 Rf8 27. Kh3 Qg5 28. hxg6 Qxe5 29. gxf7+ Kg7 30. Qh4 Qe3+ 31. Kh2 Qh6 32. Qxh6+ Kxh6 33. Rf6+ Kg7 34. Rxe6 Rxf7 35. Rxb6 Bf3 36. Kg3 Be2 37. Rd6 Rf3+ 38. Kg2 Rf1 39. Be4 Rd1 40. Kf2 Bxc4 41. g5 Rd2+ 42. Kf3 Bxa2 43. Rd7+ Kf8 44. g6 Rd1 45. Ke2 Rg1 46. Rxd4 Be6 47. Rd6 Ke7 48. Ra6 Rg4 49. Ke3 Rg5 50. Kf4 Rg4+ 51. Ke5 Rg5+ 52. Kd4 Kf6 53. Ke3 Re5 54. Kd4 Rb5 55. Bd3 Rb4+ 56. Kc3 Rb3+ 57. Kc2 Ra3 58. Be4 Rg3 59. Bd5 Rxg6 60. Rxe6+ Kf5 61. Re2 Rd6 62. Be4+ Kf4 63. Bd3 Rd4 64. Re6 Rd5 65. Kc3 Rc5+ 66. Bc4 Re5 67. Ra6 Ke3 68. Rd6 Kf4 69. Rf6+ Ke3 70. Rd6 Kf4 71. Bd3 Ke3 72. Rd8 Rc5+ 73. Kb2 Re5 74. Bc2 Rb5+ 75. Bb3 Re5 76. Kc3 Rc5+ 77. Bc4 Re5 78. Rd3+ Kf4 79. Rd1 Ke3 80. Re1+ Kf4 81. Rf1+ Ke3 0-1
2025.04.01 Titled Tue 1st Apr Early
130555 Wijerathna, Vinuka Dihain (2117) Demchenko, Yaroslav (2201) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O d6 6. Bxc6+ bxc6 7. c3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Bg5 h5 11. Nh4 hxg4 12. hxg4 Qd7 13. Nf5 Bxf5 14. gxf5 O-O-O 15. Nd2 Rh5 16. Bxf6 Rdh8 17. Kg2 Rh2+ 18. Kf3 gxf6 19. Ke2 Qe8 20. Nf3 Rg2 21. b4 Bb6 22. a4 a5 23. bxa5 Ba7 24. Qd2 Qg8 25. d4 Qg4 26. Qd3 d5 27. Qa6+ Kd7 28. Qxa7 dxe4 29. dxe5 Qxf3+ 30. Ke1 Qxc3+ 31. Ke2 Qb2+ 32. Ke3 Rh3+ 33. Kxe4 Rg4+ 34. f4 Qe2+ 35. Kd4 Rd3+ 36. Kc4 Qc2+ 0-1
2025.04.01 Titled Tue 1st Apr Early
130785 Fier, A (2534) Demchenko, Yaroslav (2201) 0-1
1. e4 c5 2. b4 cxb4 3. a3 bxa3 4. d4 g6 5. h4 h5 6. Nf3 Bg7 7. Ng5 d6 8. Bc4 Nh6 9. c3 O-O 10. f3 Nc6 11. g4 Nxg4 12. fxg4 Bxg4 13. Qb3 e6 14. Qxa3 d5 15. Bd3 dxe4 16. Nxe4 Bf3 17. O-O Nxd4 18. Bg5 Qb6 19. Rf2 Bxe4 20. Bxe4 Nf5 21. Nd2 Rac8 22. Rc1 Rc7 23. Kg2 Rfc8 24. c4 Qd4 25. Re1 a6 26. Nf3 Qxc4 27. Bf4 Rc5 28. Bxb7 Rd8 29. Bg5 Rd3 30. Qxa6 Qxa6 31. Bxa6 Ra3 32. Be2 Rc2 33. Bf1 Rcc3 34. Rd1 f6 35. Rd8+ Kh7 36. Bd2 Rxf3 37. Rxf3 Nxh4+ 38. Kf2 Rxf3+ 39. Ke2 Ra3 40. Rd6 Nf5 41. Rd7 g5 42. Kf2 Kg6 43. Bc4 h4 44. Bxe6 h3 45. Kg1 Bf8 46. Bf7+ Kh6 47. Rd5 Nd4 48. Kh2 Nf3+ 49. Kxh3 Nxd2+ 50. Kg4 Ne4 51. Kf5 Ng3+ 52. Kxf6 Bg7+ 53. Ke7 Ra7+ 54. Ke8 Ne4 55. Rd1 Nf6+ 56. Kd8 Rxf7 57. Rg1 Kg6 58. Kc8 g4 59. Kd8 Kg5 60. Kc8 Re7 61. Kd8 Re4 62. Kc8 Rf4 63. Rd1 Bh6 64. Re1 Rf5 65. Rg1 Nh5 66. Kd8 g3 67. Ke7 Kg4 68. Ke6 Nf4+ 69. Ke7 Nh3 70. Rd1 g2 71. Ke6 Rf4 72. Ke5 g1=Q 73. Rxg1+ Nxg1 0-1
2025.04.01 Titled Tue 1st Apr Early
130921 Demchenko, Yaroslav (2201) Shogdzhiev, Roman (2348) 0-1
1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. b3 g6 5. Bb2 Bg7 6. Be2 O-O 7. O-O Bf5 8. d4 Nbd7 9. Nbd2 e6 10. Nh4 Re8 11. Nxf5 exf5 12. Rc1 Ne4 13. b4 Ndf6 14. b5 Bh6 15. Nf3 Nxf2 16. Kxf2 Bxe3+ 17. Ke1 Ne4 18. Rc2 Qa5+ 19. Nd2 Nxd2 20. Bc3 Qd8 21. Bxd2 Qh4+ 22. g3 Qxh2 23. Bxe3 Rxe3 24. Qd2 Rae8 25. Rf2 Qg1+ 26. Rf1 Qxg3+ 27. Kd1 Rxe2 28. Qxe2 Rxe2 29. Rxe2 0-1
2025.04.01 Titled Tue 1st Apr Early
131130 Demchenko, Yaroslav (2201) Sathvik Adiga (2390) 0-1
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d5 6. Nbd2 c5 7. dxc5 Nbd7 8. b4 a5 9. a3 Qc7 10. Bb5 e5 11. O-O Rd8 12. Qe2 Ne4 13. Nxe4 dxe4 14. Nd2 Nf6 15. Nc4 Bg4 16. f3 exf3 17. gxf3 Bh3 18. Bxe5 Qe7 19. Rfd1 Nd5 20. Bxg7 Kxg7 21. Rxd5 Rxd5 22. Nb6 Rg5+ 23. Kf2 Rg2+ 24. Ke1 Qh4+ 25. Kd1 Rd8+ 0-1
2025.04.01 Titled Tue 1st Apr Early
131370 Hrabinska, M (2130) Demchenko, Yaroslav (2201) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 h6 6. O-O c5 7. c4 dxc4 8. Na3 Nc6 9. Be3 cxd4 10. Nxd4 Nxd4 11. Bxd4 Bxa3 12. bxa3 Ne7 13. Qa4+ Nc6 14. Bc5 Qd5 15. Bd6 b5 16. Qa6 Nxe5 17. Bxe5 Qxe5 18. Bf3 Rb8 19. Bc6+ Ke7 20. Qxa7+ Kf6 21. Rfe1 Qd6 22. Bf3 Qb6 23. Qxb6 Rxb6 24. Rec1 Rd8 25. a4 Bd3 26. axb5 Rxb5 27. a4 Ra5 28. Rc3 Ke5 29. Bc6 Kd4 30. Rcc1 c3 31. Ra3 Rc5 32. Bb5 Bxb5 33. axb5 Rb8 34. Rd1+ Kc4 35. Rc1 Kb4 36. Raa1 Rbxb5 37. Kf1 c2 0-1
2025.04.01 Titled Tue 1st Apr Early
131561 Montero Martinez, C (2028) Demchenko, Yaroslav (2201) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. Nbd2 d6 7. Nf1 Ne7 8. h3 c6 9. Ba4 Ng6 10. g3 d5 11. Qe2 Qb6 12. Bg5 dxe4 13. dxe4 Nxe4 14. Qxe4 Qxb2 15. Qc2 Qxa1+ 16. Ke2 Be6 17. Bb3 Bxb3 18. axb3 Qa6+ 19. c4 e4 20. N3d2 Rfe8 21. Ne3 h6 22. Bf4 Rad8 23. Ng4 Bb4 24. Nxe4 f5 25. Kf3 Rxe4 26. Kg2 Nxf4+ 27. gxf4 Rxf4 28. Ne5 Rd2 29. Qb1 Rfxf2+ 0-1
2025.04.01 Titled Tue 1st Apr Early
131834 Demchenko, Yaroslav (2201) Tran, Vo Quoc Bao (2083) 0-1
1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. b3 Bg4 5. Be2 e6 6. Bb2 Nbd7 7. d4 Be7 8. O-O O-O 9. Nbd2 a5 10. a3 Qb6 11. h3 Bf5 12. Nh4 Be4 13. f3 Bg6 14. Nxg6 hxg6 15. Kh1 c5 16. Rc1 Rfc8 17. e4 dxe4 18. Nxe4 Nh5 19. d5 exd5 20. cxd5 Ndf6 21. Re1 Nxe4 22. fxe4 Ng3+ 23. Kg1 Nxe4 24. Bc4 Bf6 25. Rxe4 Bxb2 26. Rc2 Bd4+ 27. Kh1 Re8 28. Rce2 Rxe4 29. Rxe4 Qd6 30. Qe2 Qd7 31. Re7 Qf5 32. d6 Rf8 33. d7 Bf6 34. Bxf7+ Kh7 35. d8=Q Rxd8 36. Re8 Rxe8 37. Bxe8 Be5 38. g4 Qf4 39. Bb5 Qg3 40. Qg2 Qxb3 41. Qf2 Qxh3+ 42. Kg1 Bd4 0-1
2025.04.01 Titled Tue 1st Apr Late
131892 Maksimovic, Bojan (2512) Demchenko, Yaroslav (2286) 1-0
1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 g6 5. d3 Bg7 6. h4 h5 7. Ng5 Nh6 8. O-O O-O 9. f4 exf4 10. Bxf4 d6 11. Qd2 a6 12. a4 Ra7 13. a5 Nxa5 14. Rxa5 Qxa5 15. Bxd6 Rd8 16. Nxf7 Nxf7 17. Bxf7+ Kh8 18. Be7 Rd7 19. Qg5 b5 20. Qxg6 1-0
2025.03.25 Titled Tue 25th Mar Early
135735 Parpiev, Isaak (2341) Demchenko, Yaroslav (2201) 1-0
1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. e3 Nf6 5. Ne5 c5 6. c3 O-O 7. Bd3 Qc7 8. Nd2 Nbd7 9. Ndf3 Ne4 10. O-O f6 11. Nxd7 Bxd7 12. Bxe4 Bxf4 13. Bxh7+ Kxh7 14. exf4 Qxf4 15. dxc5 e5 16. Qxd5 Bc6 17. Qd3+ e4 18. Qc2 f5 19. Nd4 Rf6 20. Qc1 Qe5 21. Qg5 Raf8 22. f4 Qxc5 23. Kh1 Rg6 24. Qh5+ Rh6 25. Ne6 Rxh5 26. Nxc5 Kg6 27. Ne6 Rfh8 28. h3 Re8 29. Nd4 Kf6 30. Rae1 Bd5 31. Re3 Rhh8 32. Kg1 a6 33. a3 g6 34. Kf2 Rc8 35. Rd1 Rhd8 36. Rd2 b5 37. Re1 a5 38. Nc2 Bb3 39. Rxd8 Rxd8 40. Nd4 Bc4 41. Ke3 b4 42. axb4 axb4 43. cxb4 Rb8 44. Nc6 Rb6 45. Ne5 Rxb4 46. Rc1 Bd5 47. Rc5 Ke6 48. Rc2 Kd6 49. Nxg6 Rb3+ 50. Kf2 e3+ 51. Ke1 Be4 52. Re2 Kd5 53. Ne7+ Kd4 54. g4 Bf3 55. Nxf5+ Ke4 56. Rxe3+ Rxe3+ 57. Nxe3 Kxe3 58. f5 Ke4 59. f6 Ke5 60. f7 Bd5 61. f8=Q Be6 62. Qf2 1-0
2025.03.25 Titled Tue 25th Mar Early
135927 Demchenko, Yaroslav (2201) Zepeda Berlanga, Jan Enrique (1967) 1-0
1. Nf3 Nf6 2. b3 g6 3. d4 Bg7 4. Bb2 O-O 5. e3 d5 6. Be2 Bf5 7. O-O Re8 8. c4 c6 9. b4 Be4 10. Nbd2 Na6 11. Qb3 Nc7 12. Nxe4 Nxe4 13. a4 a5 14. b5 g5 15. Rfd1 e6 16. Ne5 f6 17. Nd3 dxc4 18. Qxc4 Nd6 19. Qb3 cxb5 20. axb5 b6 21. Ne1 Kh8 22. Rab1 a4 23. Qb4 Nd5 24. Qa3 Ne4 25. Nd3 Bf8 26. Qa2 Ndc3 27. Bxc3 Nxc3 28. Qc2 Nxd1 29. Qxd1 a3 30. Nc1 Qd5 31. Bf3 Qd6 32. Bxa8 Rxa8 33. Qb3 e5 34. dxe5 Qxe5 35. g3 Bc5 36. Nd3 Qd6 37. Ra1 Kg7 38. Ra2 h5 39. Rc2 h4 40. Ra2 hxg3 41. hxg3 Rd8 42. Nxc5 Qxc5 43. Rxa3 Rd2 44. Ra7+ Kh6 45. Qg8 Rd1+ 46. Kh2 Qf5 47. Qh8+ Kg6 48. Qh7# 1-0
2025.03.25 Titled Tue 25th Mar Early
136041 Boci, Mateu (2312) Demchenko, Yaroslav (2201) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. O-O-O+ Nd7 8. Nf3 Bd6 9. Nb5 Ke7 10. Kb1 a6 11. Nxd6 cxd6 12. Nd2 h6 13. Bxf6+ Nxf6 14. f3 Rhd8 15. Bc4 b5 16. Bxe6 fxe6 17. Nb3 Nh5 18. Rd2 g5 19. Rhd1 Rac8 20. Na5 Rd7 21. b3 Nf6 22. c4 bxc4 23. Nxc4 Rc6 24. Kb2 h5 25. h3 g4 26. hxg4 hxg4 27. Rh1 Rb7 28. Na5 Rbb6 29. Nxc6+ Rxc6 30. Rc1 Rxc1 31. Kxc1 d5 32. exd5 exd5 33. fxg4 Ke6 34. g5 Ne4 35. g6 Nxd2 36. Kxd2 Kf6 37. b4 Kxg6 38. a4 Kf5 39. b5 axb5 40. a5 e4 41. a6 d4 42. a7 e3+ 43. Kd3 1-0
2025.03.25 Titled Tue 25th Mar Early
136276 Demchenko, Yaroslav (2201) Gu Xiaobing (2148) 1-0
1. Nf3 Nf6 2. b3 g6 3. d4 Bg7 4. Bb2 d6 5. e3 O-O 6. Be2 Nbd7 7. O-O Qe8 8. c4 e5 9. Nc3 e4 10. Nd2 Qe7 11. Qc2 Re8 12. b4 d5 13. Nxd5 Nxd5 14. cxd5 Nb6 15. a3 Nxd5 16. Rac1 h5 17. Bc4 c6 18. b5 Bf5 19. bxc6 bxc6 20. Ba6 Qg5 21. Kh1 Re6 22. Nc4 Rb8 23. Ne5 h4 24. h3 c5 25. Bc4 Rc6 26. Nxc6 1-0
2025.03.25 Titled Tue 25th Mar Early
136489 Demchenko, Yaroslav (2201) Geivondian, Arman (2297) 0-1
1. Nf3 Nf6 2. b3 e6 3. Bb2 b6 4. d4 Bb7 5. e3 Be7 6. Bd3 Ne4 7. O-O O-O 8. c4 f5 9. Nc3 d6 10. Qc2 Nxc3 11. Bxc3 Nd7 12. e4 g6 13. Rfe1 f4 14. e5 Bxf3 15. gxf3 dxe5 16. Bxg6 exd4 17. Bxh7+ Kh8 18. Bxd4+ Bf6 19. Rad1 Bxd4 20. Rxd4 Qg5+ 21. Kh1 Rg8 0-1
2025.03.25 Titled Tue 25th Mar Early
136824 Lindholm, Jere (2150) Demchenko, Yaroslav (2201) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Qe2 Qe7 7. Nbd2 O-O 8. Nc4 Bd6 9. Bd2 h6 10. h3 Re8 11. Ne3 Be6 12. a3 Rad8 13. O-O Nh5 14. Nf5 Bxf5 15. exf5 Qf6 16. Qe4 Nf4 17. Rae1 Nd5 18. g4 Nf4 19. Bxf4 exf4 20. Qxe8+ Rxe8 21. Rxe8+ Kh7 22. d4 c5 23. c3 cxd4 24. cxd4 c5 25. Rd1 cxd4 26. Rxd4 Bc5 27. Rde4 Qxb2 28. Re2 Qxa3 29. Kg2 Bd6 30. h4 Qc5 31. R2e4 b5 32. f6 gxf6 33. Rd8 b4 34. h5 Kg7 35. Ree8 Bf8 36. Rxf8 Qxf8 37. Rxf8 Kxf8 38. Nd4 a5 39. Kf3 a4 40. Nc2 b3 41. Na3 Ke8 0-1
2025.03.25 Titled Tue 25th Mar Early
136960 Demchenko, Yaroslav (2201) Buksa, N (2400) 0-1
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 c5 5. Bb2 Bd6 6. Nc3 O-O 7. Rc1 Nc6 8. cxd5 exd5 9. Na4 b6 10. Bb5 Bb7 11. d4 Ne4 12. O-O a6 13. Bd3 Rc8 14. dxc5 bxc5 15. Bxe4 dxe4 16. Nd2 Ne5 17. Nc4 Nd3 18. Nxd6 Qxd6 19. Rc2 f5 20. Ba3 Qe5 21. Qd2 f4 22. Qc3 Qg5 23. Qc4+ Bd5 24. Qxa6 f3 25. g3 Qh5 26. h4 Qg4 27. Kh2 Be6 0-1
2025.03.25 Titled Tue 25th Mar Early
137190 Khanbutaev, Artemii (2041) Demchenko, Yaroslav (2201) 0-1
1. d4 d5 2. c4 e6 3. Nf3 a6 4. g3 dxc4 5. Bg2 b5 6. Ne5 Ra7 7. a4 f6 8. Nc6 Nxc6 9. Bxc6+ Bd7 10. axb5 Bxc6 11. bxc6 Qd5 12. O-O Qxc6 13. e4 Bb4 14. d5 Qd7 15. Qd4 c5 16. Qxc4 Ne7 17. Rxa6 exd5 18. exd5 Rxa6 19. Qxa6 Qxd5 20. Qe2 Qb7 21. Qe6 Qd7 22. Qb3 Qd5 23. Qa4+ Qc6 24. Qa7 Kf7 25. Nd2 Ra8 26. Qxa8 Qxa8 27. Nc4 Qd5 28. b3 Qd3 29. Bf4 Qxb3 30. Nd6+ Kg6 31. h4 h5 32. Ra1 Nf5 33. Ne4 Qd5 34. f3 Qd4+ 35. Kg2 Qxa1 36. g4 hxg4 37. fxg4 Nxh4+ 38. Kh3 Qh1+ 39. Kg3 Be1+ 40. Nf2 Bxf2+ 41. Kxf2 Qg2+ 42. Ke3 Qf3+ 43. Kd2 Qxf4+ 44. Kc3 Qd4+ 45. Kb3 c4+ 46. Kc2 Qd3+ 47. Kc1 c3 48. g5 Qd2+ 49. Kb1 Qb2# 0-1
2025.03.25 Titled Tue 25th Mar Early
137313 Demchenko, Yaroslav (2201) Tran, Vo Quoc Bao (2083) 1-0
1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. b3 Bg4 5. Bb2 e6 6. h3 Bxf3 7. Qxf3 Nbd7 8. d4 Be7 9. Bd3 Qa5+ 10. Nd2 Bb4 11. Qe2 O-O 12. a3 Bc3 13. b4 Bxd2+ 14. Qxd2 Qc7 15. O-O a5 16. f3 e5 17. Rfc1 exd4 18. Bxd4 axb4 19. axb4 Qg3 20. Qf2 Qg5 21. h4 Qh6 22. g4 g5 23. hxg5 Qxg5 24. Bf5 Rxa1 25. Rxa1 dxc4 26. f4 Qg7 27. g5 h6 28. Qg2 hxg5 29. fxg5 Kh8 30. Bxd7 1-0
2025.03.25 Titled Tue 25th Mar Early
137477 Demchenko, Yaroslav (2201) Dilanian, G (2191) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Be3 O-O 9. Nxc6 bxc6 10. Bxc5 Nxc5 11. Bxc6 Rb8 12. Qxd5 Qe7 13. O-O Rd8 14. Qf3 Rxb2 15. Nc3 Ba6 16. Rfe1 Rxc2 17. Nd5 Qf8 18. Rad1 Ne6 19. Nb4 Qxb4 20. Rxd8+ Nxd8 21. Qd1 Nxc6 0-1
2025.03.25 Titled Tue 25th Mar Early
137776 Ghoreishi Amiri, Seyed Kian (2216) Demchenko, Yaroslav (2201) 1/2-1/2
1. Nf3 d5 2. c4 e6 3. g3 a6 4. Bg2 Nf6 5. O-O Be7 6. b3 O-O 7. Bb2 c5 8. cxd5 exd5 9. d4 Nc6 10. dxc5 Bxc5 11. Nbd2 h6 12. Rc1 Be7 13. Nd4 Nxd4 14. Bxd4 Be6 15. Rc2 Bf5 16. Rc3 Bb4 17. Rf3 g6 18. Bxf6 Qxf6 19. g4 Qd4 20. gxf5 Qxd2 21. Qxd2 Bxd2 22. fxg6 fxg6 23. Rd3 Bb4 24. Bxd5+ Kg7 25. Bxb7 Rab8 26. Bxa6 Ra8 27. Rd7+ Kf6 28. Bc4 Rxa2 29. Rfd1 h5 30. Rb7 Bc3 31. Rd6+ Kg5 32. Rb5+ Rf5 33. Rxg6+ Kxg6 34. Bd3 h4 35. Rxf5 Kg7 36. Kg2 Rb2 37. Rg5+ Kf6 38. Rg6+ Ke5 39. Rb6 Bd4 40. Rb5+ Kf4 41. h3 Be5 42. e3+ Kg5 43. Rxe5+ Kf6 44. Rf5+ Kg6 45. Rh5+ Kxh5 46. Bc4 Kg5 47. Kf3 Kf5 48. e4+ Ke5 49. Ke3 Kf6 50. f4 Rh2 51. e5+ Ke7 52. Ke4 Rxh3 53. f5 Rh1 54. f6+ Kf8 55. e6 Re1+ 56. Kf5 h3 57. e7+ Ke8 58. Bb5+ Kf7 59. Bc4+ Ke8 60. Bb5+ Kf7 61. Bc4+ Ke8 1/2-1/2
2025.03.18 Titled Tue 18th Mar Late
145236 Demchenko, Yaroslav (2201) Materia, Marco (2486) 0-1
1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 a6 5. Qd2 b5 6. Bd3 Nd7 7. a4 b4 8. Nce2 a5 9. c3 bxc3 10. bxc3 Ba6 11. Nf3 Ngf6 12. O-O O-O 13. Ng3 Bxd3 14. Qxd3 e5 15. Rfe1 Qe7 16. Qd2 Rfb8 17. Bh6 Bxh6 18. Qxh6 Rb2 19. Qg5 Kh8 20. h4 Rab8 21. h5 Ng8 22. Qe3 Ndf6 23. Rad1 Ng4 24. Qc1 Rxf2 25. dxe5 Rbb2 26. Rd2 Rbxd2 27. Nxd2 Qh4 28. Ndf1 Nxe5 29. Qe3 Ng4 30. Qd4+ N8f6 31. e5 dxe5 32. Rxe5 Kg7 33. Re4 Ra2 34. h6+ Kxh6 35. Rf4 Qg5 36. Nh2 Ra1+ 37. Ngf1 Nxh2 38. Kxh2 Nh5 39. Rf3 f5 40. Ng3 f4 41. Nxh5 gxh5 42. Qd5 Qxd5 0-1
2025.03.18 Titled Tue 18th Mar Late
145312 McLaren, B (2004) Demchenko, Yaroslav (2201) 0-1
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. g3 Be6 7. Bg2 Nbd7 8. Nge2 a6 9. h3 Bd6 10. O-O Ke7 11. f4 b5 12. f5 Bc4 13. b3 Bxe2 14. Nxe2 b4 15. g4 Nc5 16. Ng3 h6 17. Bd2 a5 18. c3 bxc3 19. Bxc3 a4 20. b4 Nd3 21. a3 Nf4 22. Rfd1 Rhd8 23. Kf2 c5 24. b5 c4 25. Kf3 Rab8 26. Rab1 Nd3 27. Bf1 Bxa3 28. Ra1 Bb2 29. Bxb2 Nxb2 30. Rxd8 Kxd8 31. Ra2 Rxb5 32. Ne2 Rb3+ 33. Kg2 a3 34. Ng3 c3 35. Be2 c2 36. Ra1 Rc3 37. Rc1 a2 0-1
2025.03.18 Titled Tue 18th Mar Late
145588 Demchenko, Yaroslav (2201) Ribeiro, Matheus Mendes Domingues (2273) 1/2-1/2
1. Nf3 d5 2. e3 c5 3. b3 Nf6 4. Bb2 Nc6 5. Bb5 g6 6. c4 dxc4 7. bxc4 Bg7 8. d4 O-O 9. O-O cxd4 10. exd4 Bg4 11. Nbd2 Rc8 12. h3 Bf5 13. Rc1 a6 14. Bxc6 Rxc6 15. d5 Rc8 16. Nd4 Bd7 17. N2b3 b5 18. cxb5 Rxc1 19. Qxc1 axb5 20. Qc5 Ne4 21. Qb4 Nd6 22. Nc5 Nc4 23. Ba1 Qc8 24. Nxd7 Qxd7 25. Qxb5 Qxb5 26. Nxb5 Ra8 27. Bxg7 Kxg7 28. Ra1 Ra5 29. a4 Nb6 30. Nc3 Nxd5 31. Nxd5 Rxd5 32. a5 Rd7 33. a6 Ra7 34. Kf1 Kf6 35. Ke2 Ke6 36. Ke3 Kd6 37. Kf4 f6 38. Ke4 e6 39. Kd4 Kc6 40. Rc1+ Kb6 41. Rb1+ Kc6 42. Rc1+ Kd6 43. Ra1 Kc6 44. Rc1+ 1/2-1/2
2025.03.18 Titled Tue 18th Mar Late
145804 Demchenko, Yaroslav (2201) Pakleza, Z (2485) 0-1
1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 5. c4 Nb6 6. Nc3 e5 7. dxe5 Qxd1+ 8. Kxd1 Nc6 9. Be2 O-O-O+ 10. Ke1 Bxf3 11. gxf3 Nxe5 12. b3 Bb4 13. Bd2 Rhe8 14. Ne4 Rxd2 15. Nxd2 Nxf3+ 16. Kd1 Nxd2 17. Bg4+ Kb8 18. a3 Nxb3 19. Rb1 Rd8+ 20. Ke2 Nd4+ 21. Ke3 Nxc4+ 22. Kf4 Bd6+ 23. Ke4 c5 24. Kd3 Ne5+ 25. Kc3 Nxg4 26. Rhe1 Nxf2 27. Re2 Ng4 28. Rg2 Nxh2 29. Rxg7 Rd7 30. Rxh7 Nhf3 31. a4 a5 32. Rh8+ Kc7 33. Ra8 Nc6 34. Rh1 Be5+ 35. Kc2 Rd2+ 36. Kc1 Ra2 37. Rh7 Nb4 38. Rxf7+ Kb6 39. Rxf3 c4 40. Re8 c3 41. Re6+ Ka7 42. Kd1 c2+ 43. Kd2 Ra1 44. Rc3 Bxc3+ 45. Kxc3 c1=Q+ 46. Kb3 Qc2# 0-1
2025.03.11 Titled Tue 11th Mar Early
149034 Demchenko, Yaroslav (2201) Molina, Rob (2385) 0-1
1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. b3 Bg4 5. Bb2 e6 6. h3 Bh5 7. Be2 Nbd7 8. d4 Bb4+ 9. Nbd2 O-O 10. O-O Qe7 11. a3 Bd6 12. Ne5 Bxe2 13. Qxe2 Ne8 14. e4 dxe4 15. Nxe4 Bc7 16. Rad1 Nef6 17. Nxd7 Nxd7 18. d5 cxd5 19. cxd5 Bb6 20. dxe6 Qxe6 21. Rd6 Qe8 22. Rfd1 Ne5 23. Qh5 Ng6 24. Nf6+ gxf6 25. Bxf6 Bxf2+ 26. Kxf2 Qe4 27. R1d4 Qc2+ 28. Kg1 Qc1+ 29. Kh2 Rfe8 30. Bg5 Qc5 31. Qh6 Qe5+ 32. Bf4 Qg7 33. Qg5 Rac8 34. Rf6 h6 35. Qf5 Rc6 36. Rxc6 bxc6 37. Rd7 Re2 38. Bxh6 Rxg2+ 39. Kh1 Qa1+ 40. Kxg2 Nh4+ 41. Kf2 Nxf5 42. Bf4 Qb2+ 43. Kf3 Qxb3+ 44. Kg4 Qe6 45. Rd8+ Kh7 46. Kf3 Ne7 47. Rd2 Ng6 48. Be3 Qxh3+ 49. Ke4 Qe6+ 50. Kf3 Ne5+ 51. Ke2 Nc4 52. Rd3 Nxe3 53. Rxe3 Qa2+ 54. Kf3 Kg6 55. Kg3 f6 56. Rf3 Kg5 57. Kh3 f5 58. Rg3+ Kf6 59. Rg2 Qd5 60. Kh2 Qf3 61. Rg3 Qf2+ 62. Kh3 Qf4 63. a4 c5 64. a5 a6 65. Kh2 Qxg3+ 66. Kh1 Qg4 67. Kh2 Ke5 68. Kh1 Kd4 69. Kh2 Kc4 70. Kh1 Kb4 71. Kh2 Kxa5 72. Kh1 Kb6 73. Kh2 Kb7 74. Kh1 Kc6 75. Kh2 Kc7 76. Kh1 Kd6 77. Kh2 Kd7 78. Kh1 Ke6 79. Kh2 Ke7 80. Kh1 Kf6 81. Kh2 Kf7 82. Kh1 Kg6 83. Kh2 Kh6 84. Kh1 Kh7 85. Kh2 Kh8 86. Kh1 Kg7 87. Kh2 Kg8 88. Kh1 Kf8 89. Kh2 Ke8 90. Kh1 Kd8 91. Kh2 Kc8 92. Kh1 Kb8 93. Kh2 a5 94. Kh1 Ka7 95. Kh2 Ka8 96. Kh1 Kb7 97. Kh2 Ka6 98. Kh1 Kb6 99. Kh2 Kb5 100. Kh1 Kc6 101. Kh2 Kc7 102. Kh1 Kd6 103. Kh2 Kd7 104. Kh1 Ke6 105. Kh2 Ke7 106. Kh1 Kf6 107. Kh2 Kf7 108. Kh1 Kg6 109. Kh2 Kh6 110. Kh1 Kh7 111. Kh2 Kg7 112. Kh1 Kh8 113. Kh2 a4 114. Kh1 Kh7 115. Kh2 Kg8 116. Kh1 Kg7 117. Kh2 Kf8 118. Kh1 Kf7 119. Kh2 Ke8 120. Kh1 Ke7 121. Kh2 Kd8 122. Kh1 Kd7 123. Kh2 Kc8 124. Kh1 Kc7 125. Kh2 Kb8 126. Kh1 Kb7 127. Kh2 Ka8 128. Kh1 Ka7 129. Kh2 Ka6 130. Kh1 Ka5 131. Kh2 Kb6 132. Kh1 Kb5 133. Kh2 Kc6 134. Kh1 Kd5 135. Kh2 Kd6 136. Kh1 Ke5 137. Kh2 Ke6 138. Kh1 Kf6 139. Kh2 Kg5 140. Kh1 Kg6 141. Kh2 Kh5 142. Kh1 Kh6 143. Kh2 Qg5 144. Kh1 a3 145. Kh2 a2 146. Kh1 a1=R+ 147. Kh2 Ra4 148. Kh1 Rh4# 0-1
2025.03.11 Titled Tue 11th Mar Early
149106 Demchenko, Yaroslav (2201) Bluebaum, M (2643) 0-1
1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Be7 7. Be3 O-O 8. dxc5 Qc7 9. Qd4 e5 10. Qa4 Bd7 11. Qb4 Nc6 12. Bxc6 Bxc6 13. O-O Nd5 14. Qb3 Qa5 15. a3 Nxe3 16. Qxe3 Bxc5 17. Qg3 Qc7 18. Nbc3 f5 19. Qd3 Qf7 20. Kh1 e4 21. Qh3 f4 22. b4 Bb6 23. b5 Bd7 24. Qh4 Bd8 25. Qxf4 Qxf4 26. Nxf4 Rxf4 27. Rad1 Be6 28. g3 Rf8 29. Nxe4 Bg4 30. Rd4 Bb6 31. Rb4 Bf3+ 32. Kg1 Rad8 33. Ng5 Rd2 34. c4 Be2 35. Ne4 Rd4 36. c5 Rxb4 37. axb4 Bxf1 38. cxb6 Bxb5 39. bxa7 Ra8 40. Nd6 Bd7 0-1
2025.03.11 Titled Tue 11th Mar Early
149407 Tabernilla, Tyrhone James (2000) Demchenko, Yaroslav (2201) 1/2-1/2
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. a4 c6 8. h3 b6 9. Be3 a6 10. Qd2 Bb7 11. dxe5 dxe5 12. Rfd1 Qc7 13. Bb3 Rad8 14. Qe2 Nc5 15. Bxc5 Bxc5 16. Nh4 b5 17. Qf3 Bc8 18. Ne2 Be6 19. Ng3 Rxd1+ 20. Rxd1 Rd8 21. Rxd8+ Qxd8 22. Ngf5 Ne8 23. Qg3 Qf6 24. Nf3 Bxf5 25. exf5 Bd6 26. Ng5 Nc7 27. Nxf7 Kf8 28. Ng5 Ke7 29. Nxh7 Qh6 30. Ng5 bxa4 31. Bc4 Nd5 32. Ne4 Nf4 33. Qe3 c5 34. Qd2 Kd7 35. g3 Nxh3+ 36. Kg2 Qxd2 37. Nxd2 Ng5 38. Bd5 Nh7 39. Nc4 Nf6 40. Bf3 e4 41. Be2 Bc7 42. c3 Kc6 43. g4 Nd5 44. f3 Nf4+ 45. Kf2 exf3 46. Bxf3+ Kd7 47. g5 Nd3+ 48. Ke3 Nxb2 49. Nxb2 a3 50. Bd5 axb2 51. Ba2 Ke7 52. Ke4 a5 53. Kd5 Bb6 54. Kc6 Ba7 55. Kb5 a4 56. Kxa4 Kd6 57. Kb3 Ke5 58. Bb1 Bb8 59. Kxb2 Bc7 60. Kb3 Bd8 61. g6 Bf6 62. Kc4 Kd6 63. Be4 Be5 64. Bd5 Bf6 65. Be6 Be5 66. Kb3 Bf6 67. c4 Ke5 68. Ka4 Kd4 69. Kb5 Be5 70. Kc6 Bf6 71. Kd7 Be5 72. Ke7 Bf6+ 73. Kd6 Be5+ 74. Ke7 Bf6+ 75. Kf7 Be5 76. Bd5 Bf6 77. Ke6 Be5 78. Kf7 Bf6 79. Ke6 Be5 80. Kd7 Bf6 81. Ke6 1/2-1/2
2025.03.11 Titled Tue 11th Mar Early
149556 Demchenko, Yaroslav (2201) Coe, William (2078) 0-1
1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 4. e3 Be7 5. d4 O-O 6. Bd3 c5 7. O-O a6 8. Nbd2 b5 9. c4 bxc4 10. bxc4 dxc4 11. Nxc4 cxd4 12. Nxd4 Bb7 13. Rb1 Bd5 14. Ba1 Nc6 15. Nb6 Ra7 16. Nxd5 Qxd5 17. Qc2 Ne5 18. Rfd1 Nxd3 19. Qxd3 a5 20. Rb5 Qd7 21. Rg5 Rd8 22. Qe2 h6 23. Rg3 e5 24. Rc1 exd4 25. Bxd4 Rc7 26. Rf1 Rdc8 27. Qf3 Qe6 28. Bb2 Rc2 29. Bxf6 Qxf6 30. Qd1 Qc6 31. Qd4 Bf6 32. Qf4 Rc1 33. h4 Rxf1+ 34. Kxf1 Qc1+ 35. Ke2 Rd8 36. Qa4 Qd2+ 37. Kf3 Qd5+ 38. Ke2 Qd3+ 39. Kf3 Qd5+ 40. Ke2 Bxh4 41. Rg4 Bf6 42. f4 Rb8 43. Kf2 Rb2+ 44. Ke1 Qd2+ 0-1
2025.03.11 Titled Tue 11th Mar Late
150943 Miserendino, A (2032) Demchenko, Yaroslav (2201) 0-1
1. e4 Nc6 2. Nf3 e5 3. Bb5 Nf6 4. O-O d6 5. d4 exd4 6. Qxd4 Bd7 7. Bxc6 Bxc6 8. c4 Be7 9. Nc3 O-O 10. b3 Nd7 11. Bb2 Bf6 12. Qd2 Re8 13. Rfe1 Nc5 14. Qc2 Nxe4 15. Nd5 Bxb2 16. Qxb2 Bxd5 17. cxd5 Qf6 18. Qxf6 Nxf6 19. Rac1 Nxd5 20. Nd4 c6 21. Nf5 Nf4 22. Rxe8+ Rxe8 23. Nxd6 Ne2+ 24. Kf1 Nxc1 25. Nxe8 Nxa2 26. Nd6 b6 27. Nc8 Nc1 28. Nxa7 Nxb3 29. Nxc6 f6 30. Ke2 Kf7 31. Kd3 Ke6 32. Kc4 Na5+ 33. Nxa5 bxa5 34. Kb5 Ke5 35. Kxa5 Ke4 36. Kb5 Kd3 37. Kc5 Ke2 38. f4 Ke3 39. Kd5 Kxf4 40. Ke6 Kg5 41. Kf7 g6 42. Kg7 h5 43. Kf7 Kf5 44. Kg7 g5 45. Kh6 h4 46. Kh5 Kf4 47. Kg6 Ke5 48. Kh5 Kf4 49. Kg6 g4 50. Kxf6 h3 51. gxh3 gxh3 52. Ke6 Kf3 53. Ke5 Kg2 54. Ke4 Kxh2 55. Kf3 Kg1 56. Kg3 h2 0-1
2025.03.11 Titled Tue 11th Mar Late
151054 Gutenev, A (2455) Demchenko, Yaroslav (2201) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. h3 c6 8. a4 b6 9. Re1 a6 10. Ba2 Bb7 11. dxe5 Nxe5 12. Nd4 Bc8 13. f4 Ng6 14. Nxc6 Qc7 15. Nxe7+ Qxe7 16. Nd5 Nxd5 17. Bxd5 Bb7 18. Bxb7 Qxb7 19. f5 Ne5 20. Qxd6 Rfe8 21. Bf4 Rad8 22. Qb4 Nc6 23. Qc3 Nd4 24. Be3 Rxe4 25. Bxd4 Rexd4 26. Qxd4 1-0
2025.03.11 Titled Tue 11th Mar Late
151256 Demchenko, Yaroslav (2201) Ge, William (2205) 1-0
1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. d4 Be7 5. Nf3 dxc4 6. O-O O-O 7. Ne5 c5 8. dxc5 Bxc5 9. Nxc4 Nc6 10. Nc3 Qe7 11. Bf4 Rd8 12. Qc1 e5 13. Bg5 Be6 14. Ne3 Bxe3 15. Qxe3 h6 16. Bxf6 Qxf6 17. Ne4 Qe7 18. Nc5 Bd5 19. Rfd1 Bxg2 20. Kxg2 b6 21. Nd3 Rac8 22. Rac1 f6 23. a3 Nd4 24. Nb4 Qb7+ 25. Kg1 Rxc1 26. Rxc1 Rc8 27. Rd1 a5 28. Rxd4 exd4 29. Qe6+ Kh8 30. Nd5 Rc1+ 31. Kg2 Rc5 32. Qe8+ Kh7 33. Qe4+ g6 34. Nxf6+ 1-0
2025.03.11 Titled Tue 11th Mar Late
151464 Souleidis, G (2418) Demchenko, Yaroslav (2201) 0-1
1. e4 c5 2. Be2 Nc6 3. f4 g6 4. Nf3 Bg7 5. O-O d6 6. c3 e6 7. d4 Nge7 8. dxc5 dxc5 9. Qxd8+ Nxd8 10. Be3 b6 11. Na3 O-O 12. Nb5 Bb7 13. Nd6 Bc6 14. Rfd1 Nc8 15. Bb5 Nxd6 16. Bxc6 Nxc6 17. Rxd6 Na5 18. Rdd1 Nc4 19. Bc1 Rfd8 20. Re1 Rd3 21. Kf2 Rad8 22. Ke2 b5 23. Rb1 b4 24. cxb4 cxb4 25. b3 Na3 26. Bxa3 bxa3 27. Rbd1 Rxd1 28. Rxd1 Rc8 29. e5 Bf8 30. Nd4 Bb4 31. Kd3 Rc3+ 32. Ke4 Bc5 33. Rd2 Rc1 34. Nb5 Bb4 35. Re2 a5 36. g4 Rb1 37. f5 Rb2 38. Nd4 Bc5 0-1
2025.03.11 Titled Tue 11th Mar Late
151602 Demchenko, Yaroslav (2201) Velikanov, A (2377) 0-1
1. Nf3 g6 2. d4 Nf6 3. b3 Bg7 4. Bb2 O-O 5. e3 d6 6. Be2 Nbd7 7. O-O c6 8. c4 Re8 9. Nbd2 e5 10. dxe5 dxe5 11. Qc2 e4 12. Nd4 Ne5 13. Rfd1 Nd3 14. Bc3 Bg4 15. Bxg4 Nxg4 16. Nxe4 Ndxf2 17. Nxf2 Nxe3 18. Qb2 Qg5 19. Nh3 Nxd1 20. Rxd1 Qe3+ 21. Kf1 Rad8 22. Qd2 c5 23. Qxe3 Rxe3 24. Nf4 Rxc3 25. Nd5 Rxd5 26. cxd5 cxd4 27. Ke2 Kf8 28. Kd2 Ke7 29. Re1+ Re3 30. Rb1 Kd6 31. Rf1 f5 32. Rc1 Bh6 0-1
2025.03.11 Titled Tue 11th Mar Late
151837 Demchenko, Yaroslav (2201) Jaracz, P (2445) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Nc6 7. Bg2 Nf6 8. O-O h5 9. Re1 d6 10. Nxc6 bxc6 11. e5 dxe5 12. Rxe5 h4 13. Bf4 Bd6 14. Rxe6+ Bxe6 15. Bxd6 Qd7 16. Be5 hxg3 17. hxg3 Nd5 18. Ne4 f6 19. Bd4 Bh3 20. Nc5 Qc8 21. Qe2+ Kf7 22. Bf3 Qf5 23. Be4 Qg4 24. Qc4 Rae8 25. Bxd5+ cxd5 26. Qxd5+ Kg6 27. Nd3 Rd8 28. Qb7 Rxd4 29. Re1 Qd7 30. Nf4+ Rxf4 31. Qxd7 Bxd7 32. gxf4 Bc6 33. f3 Bxf3 34. Kf2 Bd5 35. Kg3 Kf5 36. Re7 g6 37. Ra7 Rc8 38. c3 Rc6 39. Rb7 Bxa2 40. Rb4 Bd5 41. Rd4 Be4 42. Ra4 Rd6 43. Ra5+ Ke6 44. Kf2 Bd3 45. Ke3 Bc4 46. Rc5 Bb5 47. c4 Rc6 48. Rd5 Bxc4 49. Rd8 Rb6 50. Rd2 Rb3+ 51. Kd4 Bb5 52. Kc5 Kf5 53. Rd4 Rxb2 54. Kd6 Rb3 55. Ke7 Re3+ 56. Kf7 Re4 57. Rd6 Rxf4 58. Kg7 Ke5 59. Rd8 g5 60. Kf7 g4 61. Rd2 g3 62. Rg2 Rf3 63. Kg6 Kf4 64. Kh5 Rf2 65. Rg1 Be2+ 66. Kh4 Rh2# 0-1
2025.03.11 Titled Tue 11th Mar Late
151934 Mirzoev, A (2470) Demchenko, Yaroslav (2201) 1-0
1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Nf6 5. c4 O-O 6. Nc3 dxc4 7. Bxc4 c5 8. Nf3 cxd4 9. Nxd4 b6 10. Nc6 Nxc6 11. Bxd6 Re8 12. Bb5 Bb7 13. O-O a6 14. Be2 Qd7 15. Bg3 Red8 16. Qxd7 Rxd7 17. Rfd1 Rad8 18. f3 Kf8 19. e4 b5 20. Rxd7 Rxd7 21. Be1 Nd4 22. Bd1 Ne8 23. Rc1 Nd6 24. Kf2 Nc4 25. b3 Ne5 26. Ke3 Ndc6 27. Be2 Nb4 28. Bg3 Nbc6 29. Rd1 Rxd1 30. Bxd1 Ke7 31. f4 Nd7 32. Bh4+ f6 33. e5 Kf7 34. exf6 gxf6 35. Ne4 Ke7 36. g4 Nb4 37. a3 Nd5+ 38. Kf3 Nc3 39. Bc2 Nc5 40. Bxf6+ Kd7 41. Bxc3 1-0
2025.03.11 Titled Tue 11th Mar Late
152075 Demchenko, Yaroslav (2201) Yevchenko, A (2276) 1-0
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Be7 5. Bb2 O-O 6. Be2 b6 7. O-O Bb7 8. cxd5 exd5 9. d4 Nbd7 10. Nbd2 Re8 11. Ne5 c5 12. f4 Rc8 13. Rf3 a6 14. Rg3 g6 15. Qf1 b5 16. f5 c4 17. fxg6 fxg6 18. Qf5 Nf8 19. Rc1 cxb3 20. axb3 Rxc1+ 21. Bxc1 Bc8 22. Qf4 Ne6 23. Qh6 Bf8 24. Qh4 Bg7 25. Ba3 Ne4 26. Qxd8 Nxd8 27. Nxe4 Bxe5 28. dxe5 dxe4 29. h4 Rxe5 30. h5 Bf5 31. Bb2 Rd5 32. Bf6 Nf7 33. Kf2 Rd2 34. Bc3 Rc2 35. Bd4 Rc8 36. Bg4 Bxg4 37. Rxg4 Rc6 38. Rxe4 Ng5 39. Re8+ Kf7 40. Ra8 gxh5 41. Ra7+ Kg6 42. Rg7+ Kf5 43. Re7 Ne4+ 44. Kg1 Rc1+ 45. Kh2 Ng5 46. Re5+ Kg6 47. Rd5 Rc2 48. Rd6+ Kf5 49. Rf6+ Kg4 50. Rf4# 1-0
2025.03.11 Titled Tue 11th Mar Late
152217 Demchenko, Yaroslav (2201) Rosen, E (2377) 1-0
1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. Bd2 O-O 9. O-O Rb8 10. Re1 Re8 11. a3 Bd6 12. h3 Bd7 13. b4 d4 14. Na4 a5 15. f4 Bf8 16. Rb1 axb4 17. axb4 Ra8 18. Nc5 Bxc5 19. bxc5 Qe7 20. Qf3 Qxc5 21. Bb4 Qa7 22. e5 Nd5 23. Bd2 f5 24. e6 Bxe6 25. Kh2 g6 26. g4 Qc5 27. gxf5 Bxf5 28. Bxf5 gxf5 29. Rg1+ Kh8 30. Rg2 Qe7 31. Rbg1 Nf6 32. Qxc6 Rad8 33. Bb4 Qf7 34. Qc5 Re6 35. Qxf5 Rde8 36. Bc5 Re4 37. Qg5 Re2 38. Bxd4 Rxg2+ 39. Rxg2 Rf8 40. h4 Qe6 41. h5 Qf7 42. h6 Qg6 43. Qxg6 hxg6 44. Rxg6 Kh7 45. Rxf6 Rd8 46. Be5 Rd2+ 47. Kg3 Rxc2 48. Kg4 Rg2+ 49. Kf5 c5 50. Rc6 c4 51. Rxc4 Kxh6 52. Rc6+ Kh7 53. Rc7+ Kg8 54. Ke6 Rg6+ 55. Bf6 Rg1 56. Rc8+ Kh7 57. Rh8+ Kg6 58. Rg8+ Kh5 59. Rxg1 Kh6 60. Kf5 Kh5 61. Rh1# 1-0
2025.03.11 Titled Tue 11th Mar Late
152345 Wu, Derek (2232) Demchenko, Yaroslav (2201) 0-1
1. e4 d6 2. d4 Nf6 3. Bd3 c5 4. c3 g6 5. Nf3 Bg7 6. O-O O-O 7. h3 b6 8. Re1 Bb7 9. Nbd2 Nbd7 10. a4 a6 11. Nc4 b5 12. axb5 axb5 13. Rxa8 Qxa8 14. Na3 b4 15. cxb4 cxb4 16. Nc2 b3 17. Ne3 Bxe4 18. Bxe4 Nxe4 19. Qxb3 Rb8 20. Qd1 Rc8 21. Nd2 Nxd2 22. Qxd2 Qa4 23. Nd5 Bf8 24. Rxe7 Rxc1+ 25. Qxc1 Bxe7 26. Nxe7+ Kf8 27. Nd5 Qxd4 28. Qh6+ Ke8 29. Ne3 Qxb2 30. Qxh7 Qa1+ 31. Nf1 d5 32. Qh4 Nc5 33. Qg4 Ne4 34. Qc8+ Ke7 35. Qc7+ Kf8 36. Qd8+ Kg7 37. Qxd5 Nc3 38. Qe5+ Kh7 39. Kh2 Qxf1 40. Qxc3 Qxf2 41. Qc7 Qf5 42. Qd6 Kg7 43. Qd4+ Kh7 44. Qh4+ Kg7 45. Qe1 Qf6 46. Kh1 Qd6 47. Qc3+ Kh7 48. Kg1 Qd1+ 49. Kf2 Qd6 50. Qc4 Kg7 51. Qe4 Qf6+ 52. Kg3 Qd6+ 53. Qf4 Qd3+ 54. Kh2 Qc2 55. h4 Qb3 56. Qe5+ Kh7 57. Qf6 Qd5 58. Qf4 Qe6 59. Kg3 Kg7 60. Qd4+ Qf6 61. Qd5 Qe7 62. Qc4 Qf6 63. Qe4 Qd6+ 64. Kf3 Qf6+ 65. Ke2 Qd6 66. Qe3 Qf6 67. Ke1 Qxh4+ 68. Kf1 Qf6+ 69. Kg1 g5 70. Qd3 Qe6 71. Qd4+ f6 72. Qa7+ Kg6 73. Qd4 Kf5 74. Qd3+ Qe4 75. Qh3+ g4 76. Qh7+ Kf4 77. Qh6+ Ke5 78. Qc1 Qd4+ 79. Kh1 f5 80. Qc7+ Ke4 81. Qe7+ Qe5 82. Qb4+ Ke3 83. Qe1+ Kd4 84. Qd2+ Kc5 85. Qc2+ Kd6 86. Qd1+ Ke6 87. Qb3+ Kf6 88. Qb6+ Kg5 89. Qb1 g3 90. Qc1+ Qf4 91. Qxf4+ Kxf4 92. Kg1 Ke3 93. Kf1 Kd2 94. Kg1 Ke2 95. Kh1 f4 96. Kg1 Kd1 97. Kh1 Kd2 98. Kg1 Ke2 99. Kh1 f3 100. gxf3 Kxf3 101. Kg1 g2 0-1
2025.03.04 Titled Tue 4th Mar Early
154903 Demchenko, Yaroslav (2201) Alonso Rosell, A (2535) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Ne4 6. Qe2 Nc5 7. O-O Ne6 8. c3 d5 9. exd6 Bxd6 10. Bg5 Be7 11. Bxe7 Qxe7 12. Rd1 d3 13. Bxd3 O-O 14. Nbd2 Qf6 15. Ne4 Qh6 16. Qd2 Qxd2 17. Rxd2 h6 18. Rad1 b6 19. Bc4 Nf4 20. h3 Be6 21. Bxe6 Nxe6 22. Kf1 Rfe8 23. Ng3 g6 24. Ne2 Na5 25. b3 Nb7 26. Ned4 Nf8 27. Nb5 Re7 28. Re1 Rxe1+ 29. Kxe1 Ne6 30. Nfd4 Nbc5 31. Nxe6 Nxe6 32. Rd7 Rc8 33. Nxa7 Ra8 34. Nb5 c6 35. Nd4 Nc5 36. Rc7 Rxa2 37. Rxc6 Nd3+ 38. Kf1 Rxf2+ 39. Kg1 Rb2 40. Rxb6 h5 41. h4 Nf4 42. g3 Nd5 43. Rb8+ Kg7 44. c4 Ne3 45. c5 Rg2+ 46. Kh1 Rf2 47. c6 Rf1+ 48. Kh2 Rf2+ 49. Kh3 Nf1 50. g4 Rh2# 0-1
2025.03.04 Titled Tue 4th Mar Early
155153 Ishvi, Aggarwal (1954) Demchenko, Yaroslav (2201) 0-1
1. d4 d5 2. c4 e6 3. Nf3 a6 4. g3 dxc4 5. Bg2 b5 6. Ne5 Ra7 7. a4 Bb7 8. O-O Bxg2 9. Kxg2 Rb7 10. axb5 axb5 11. Ra8 Nf6 12. Nc3 Bb4 13. Bg5 O-O 14. Ne4 Qd5 15. Bxf6 Qxe4+ 16. f3 Qd5 17. e4 Qd6 18. Bg5 f6 19. Bf4 fxe5 20. Bxe5 Qd7 21. Qc1 Nc6 22. Rxf8+ Bxf8 23. Rd1 Nxe5 24. dxe5 Qe7 25. Qe3 b4 26. Rc1 Qc5 27. Qxc5 Bxc5 28. Rxc4 Be7 29. Kf2 c5 30. f4 Ra7 31. Kf3 Ra2 32. Rc2 Kf7 33. f5 Ra1 34. fxe6+ Kxe6 35. Kf4 Rf1+ 36. Ke3 Kxe5 37. Rd2 Bg5+ 0-1
2025.03.04 Titled Tue 4th Mar Early
155546 Demchenko, Yaroslav (2201) Ambartsumova, K (2405) 1/2-1/2
1. e4 c5 2. Nf3 a6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 e5 7. Nf5 d5 8. cxd5 Bxf5 9. dxc6 Qxd1+ 10. Kxd1 O-O-O+ 11. Ke1 Nxe4 12. cxb7+ Kxb7 13. Nxe4 Bxe4 14. f3 Bb4+ 15. Kf2 Bc5+ 16. Be3 Rd2+ 17. Be2 Bd3 18. Rhe1 Bd4 19. Rad1 Rxd1 20. Rxd1 Bxe2 21. Kxe2 Bxe3 22. Kxe3 Rc8 23. Rd7+ Rc7 24. Rxc7+ Kxc7 25. Ke4 Kd6 26. Kf5 Kd5 27. g4 f6 28. h4 h6 29. h5 Kd4 30. b4 Ke3 31. a4 Kxf3 32. b5 axb5 33. axb5 e4 34. b6 e3 35. b7 e2 36. b8=Q e1=Q 37. Qf4+ Kg2 38. Kg6 Qe7 39. Kf5 Qc5+ 40. Kg6 Qe7 41. Kf5 Qe8 42. Qd2+ Kf3 43. Qd3+ Qe3 44. Qf1+ Qf2 45. Qxf2+ Kxf2 46. Kg6 Kg3 47. Kxg7 Kxg4 48. Kxh6 f5 49. Kg6 f4 50. h6 f3 51. h7 f2 52. h8=Q f1=Q 53. Qh5+ Kg3 54. Qg5+ Kh2 55. Qh5+ Qh3 56. Qxh3+ Kxh3 1/2-1/2
2025.03.04 Titled Tue 4th Mar Early
155846 Demchenko, Yaroslav (2201) Souleidis, G (2418) 1-0
1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Ndb5 Bc5 7. Bf4 O-O 8. Bc7 Qe7 9. Bd6 Bxd6 10. Qxd6 Qd8 11. O-O-O a6 12. Nd4 Ne8 13. Qg3 Qb6 14. Nb3 d6 15. h4 a5 16. Bb5 Bd7 17. Kb1 Ne5 18. Nd4 Bxb5 19. Ndxb5 a4 20. f4 Nc4 21. Qd3 d5 22. exd5 exd5 23. Qd4 Nf6 24. Qxb6 Nxb6 25. Nc7 Rad8 26. Rd4 a3 27. b3 Rd7 28. N7b5 Ra8 29. Rhd1 h5 30. g3 Kh7 31. R1d3 Kg6 32. Nd1 Re7 33. Kc1 Re1 34. Kd2 Rg1 35. Nbc3 Re8 36. Nb5 Rg2+ 37. Kc3 Rc8+ 38. Kb4 Rgxc2 39. Ndc3 Rg2 40. Nxa3 Re8 41. Nab5 Re1 42. a4 Reg1 43. a5 Nc8 44. Nxd5 Nxd5+ 45. Rxd5 Ne7 46. Rg5+ Kh6 47. Nd6 Nc6+ 48. Kb5 f6 49. Nf5+ Kh7 50. Rxg7+ Kh8 51. Rxb7 1-0
2025.03.04 Titled Tue 4th Mar Early
156149 Medhus, Vitus Bondo (2309) Demchenko, Yaroslav (2201) 1-0
1. d4 d5 2. Nc3 e6 3. Bf4 a6 4. e3 Nf6 5. Nf3 c5 6. dxc5 Bxc5 7. Bd3 h6 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Qb6 11. O-O Bd7 12. Ne5 Bc6 13. Qh5 O-O 14. Bd3 Nd7 15. Ng4 Qxb2 16. Bxh6 gxh6 17. Nxh6+ Kg7 18. Qg5+ Kh8 19. Qh4 Qd4 20. Nxf7+ Kg7 21. Qh7+ Kf6 22. Nh6 Ne5 23. Rad1 Rg8 24. Bg6 Rxg6 25. Rxd4 Rxg2+ 26. Kh1 Rxf2+ 27. Re4 Bxe4+ 28. Qxe4 Rxf1+ 29. Kg2 Rf2+ 30. Kg3 Rf3+ 31. Kg2 Rh8 32. Qh4+ Kg7 33. Qe4 Rxh6 34. Qxe5+ Kf7 35. Kxf3 Rf6+ 36. Kg4 Rf5 37. Qc7+ Kg6 38. Qxb7 Bd6 39. h4 Rf4+ 40. Kh3 Ra4 41. Qc6 Rd4 42. Qxa6 Kf5 43. Qb5+ Be5 44. Qe2 Rf4 45. Qh5+ Ke4 46. Qg6+ Ke3 47. h5 Rf2 48. Qg5+ Kf3 49. Qxe5 Rf1 50. Qf6+ Ke2 51. Qxf1+ Kxf1 52. h6 Kg1 53. h7 Kh1 54. h8=Q e5 55. Qxe5 Kg1 56. Qe1# 1-0
2025.03.04 Titled Tue 4th Mar Early
156413 Demchenko, Yaroslav (2201) Kozganbayev, E (2260) 0-1
1. Nf3 d5 2. e3 b6 3. b3 Bb7 4. Bb2 e6 5. d4 Nf6 6. Bd3 a6 7. O-O Nbd7 8. Nbd2 Bd6 9. Ne5 Ne4 10. Bxe4 dxe4 11. Qg4 O-O 12. Nxd7 Qxd7 13. d5 f5 14. dxe6 Qe7 15. Qh5 Qxe6 16. Nc4 Be7 17. Rad1 Rad8 18. Be5 Rxd1 19. Rxd1 b5 20. Na5 Bd5 21. Bxc7 Rc8 22. Rxd5 Qxd5 23. Bb6 g6 24. Qe2 Bb4 25. c4 Qd6 26. c5 Bxc5 27. Bxc5 Rxc5 28. g3 Rc1+ 29. Kg2 Qd1 30. Qxd1 Rxd1 31. Nc6 Rd6 32. Nd4 Kf7 33. Kf1 Kf6 34. Ke2 Ke5 35. f4+ exf3+ 36. Nxf3+ Kf6 37. Nd4 Rd7 38. a4 bxa4 39. bxa4 Rb7 40. Kd3 Rb2 41. h4 Ra2 42. e4 Ra3+ 43. Kc4 Rxa4+ 44. Kd5 Rxd4+ 45. Kxd4 fxe4 46. Kxe4 h5 47. Kf4 a5 48. Ke4 a4 49. Kd4 Kf5 50. Kc3 Kg4 51. Kb4 Kxg3 52. Kxa4 0-1
2025.03.04 Titled Tue 4th Mar Early
156540 Wyss, J (2283) Demchenko, Yaroslav (2201) 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 b6 9. h3 Bb7 10. Nh4 Nxe4 11. Nxe4 Bxh4 12. dxe5 d5 13. Nd6 Nxe5 14. Nxb7 Qf6 15. Rxe5 Bxf2+ 16. Kh1 Qxe5 17. Ba6 Rfe8 18. Bd2 Bg3 19. Qf3 Re7 20. Ra3 Qe1+ 21. Bxe1 Rxe1+ 22. Bf1 Bc7 23. Re3 Re8 24. Rxe8+ Rxe8 25. Qf2 h6 26. Bd3 Rb8 27. Ba6 Re8 28. g3 Re4 29. b3 d4 30. Bd3 Re3 31. Qf5 Bxg3 32. Qc8+ 1-0
2025.03.04 Titled Tue 4th Mar Early
156787 Hrabinska, M (2130) Demchenko, Yaroslav (2201) 0-1
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. a4 O-O 7. O-O c6 8. h3 b6 9. Qe2 a6 10. Rd1 Qc7 11. Nh4 Re8 12. Nf5 Bf8 13. Bg5 Bb7 14. dxe5 dxe5 15. Rd3 b5 16. Ba2 b4 17. Nd1 c5 18. Re3 h6 19. Bh4 Nh5 20. Bg3 Ndf6 21. Bc4 Nf4 22. Bxf4 exf4 23. Rf3 Rxe4 24. Qd3 Rd8 25. Qb3 Re1+ 26. Kh2 Bxf3 27. gxf3 Rdxd1 28. Rxd1 Rxd1 0-1
2025.03.04 Titled Tue 4th Mar Early
156996 Demchenko, Yaroslav (2201) Mirzoev, A (2470) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 Qb6 5. g4 Bd7 6. h5 e6 7. f4 c5 8. c3 Bb5 9. Bxb5+ Qxb5 10. Nf3 Nc6 11. Kf2 Nge7 12. Kg3 Nc8 13. Rh2 Nb6 14. dxc5 Qxc5 15. b4 Qe7 16. Nbd2 Qc7 17. a4 Be7 18. a5 Nd7 19. c4 Nxb4 20. Ba3 dxc4 21. Ne4 Qc6 22. Re2 Nd3 23. Bxe7 Kxe7 24. Qd2 Rhd8 25. Qb4+ Nxb4 0-1
2025.03.04 Titled Tue 4th Mar Early
157237 Demchenko, Yaroslav (2201) Swara Lakshmi S Nair (2216) 1-0
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 d6 6. Be2 c5 7. O-O Nc6 8. c4 cxd4 9. exd4 d5 10. Nbd2 Bg4 11. h3 Bf5 12. Rc1 Rc8 13. Re1 Re8 14. Nf1 Ne4 15. Ne3 Be6 16. cxd5 Bxd5 17. Nxd5 Qxd5 18. Bc4 Qa5 19. Rxe4 Qxa2 20. Ba1 Nb4 21. Ng5 e6 22. Nxe6 Bh6 23. Rb1 Nc2 24. Nc5 b5 25. Bxb5 f5 26. Rxe8+ Rxe8 27. Bxe8 Nb4 28. Bd7 Bg7 29. Bc3 Nd5 30. Be6+ 1-0
2025.03.04 Titled Tue 4th Mar Early
157462 Rossi, Max (2013) Demchenko, Yaroslav (2201) 1-0
1. e4 a5 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. h3 Nf6 6. g4 O-O 7. Be3 e5 8. d5 Na6 9. Bd3 c6 10. Qd2 cxd5 11. cxd5 Nc5 12. Bc2 Bd7 13. Bh6 a4 14. Nge2 Qa5 15. Bxg7 Kxg7 16. f3 b5 17. Nd1 b4 18. Ne3 Bb5 19. Ng3 Ne8 20. h4 Qa6 21. h5 Bd3 22. Bd1 Bb5 23. Bc2 Bd3 24. Bd1 Kf6 25. Ngf5 Rg8 26. g5+ Kxg5 27. Ng4# 1-0
2025.03.04 Titled Tue 4th Mar Late
157675 Demchenko, Yaroslav (2201) Vasquez Schroeder, R (2446) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 Nc6 6. c4 e6 7. Nc3 Be7 8. Be3 O-O 9. Qd2 d5 10. cxd5 exd5 11. Nxc6 bxc6 12. e5 Nd7 13. f4 Nc5 14. b4 Ne6 15. f5 Nc7 16. f6 Bxb4 17. Bd3 Re8 18. O-O d4 19. Qc2 Bxc3 20. Bxh7+ Kh8 21. fxg7+ Kxg7 22. Rxf7+ Kxf7 23. Qg6+ Ke7 24. Bg5+ Kd7 25. Qd6# 1-0
2025.03.04 Titled Tue 4th Mar Late
157951 Demchenko, Yaroslav (2201) Povshednyi, Ivan (2291) 1-0
1. Nf3 Nf6 2. b3 c5 3. Bb2 d5 4. e3 e6 5. Bb5+ Nbd7 6. d4 a6 7. Bd3 Bd6 8. O-O O-O 9. Nbd2 b5 10. c4 bxc4 11. bxc4 Rb8 12. Qc2 Bb7 13. Ne5 cxd4 14. exd4 Qc7 15. Rfe1 dxc4 16. Ndxc4 Rfc8 17. Rac1 Bb4 18. Re3 Bd5 19. Rh3 Nf8 20. Qe2 Qb7 21. Rg3 Ng6 22. h4 Nf4 23. Qe3 Nxd3 24. Qg5 g6 25. Rxd3 Be7 26. Qf4 Bxc4 27. Nxc4 Qd5 28. Rd2 Rb4 29. Ne5 Rxc1+ 30. Bxc1 Rb1 31. Rc2 Ba3 32. Rc8+ Kg7 33. Qh6# 1-0
2025.03.04 Titled Tue 4th Mar Late
158170 Lortkipanidze, N (2359) Demchenko, Yaroslav (2201) 0-1
1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bf5 6. Be3 Nf6 7. Na3 e6 8. dxc5 O-O-O 9. Qxd5 Nxd5 10. Bd4 e5 11. Nxe5 Nxe5 12. Bxe5 Re8 13. O-O-O Rxe5 14. Nc4 Nxc3 15. Nxe5 Nxd1 16. Kxd1 Bxc5 17. Nxf7 Rf8 18. Bc4 Bg6 19. Ne5 Rxf2 20. Nxg6 hxg6 21. Kc1 Rxg2 22. h3 Be3+ 23. Kb1 Bd4 24. Be6+ Kb8 25. b4 Rb2+ 26. Kc1 Rxb4 27. Bb3 a5 28. Kc2 Bf6 29. Rg1 a4 30. Bf7 Rb2+ 31. Kd3 g5 32. Bd5 b5 33. Rg2 Rb1 34. Ke4 Kc7 35. Kf5 Kd6 36. Rd2 Kc5 37. Bg8 b4 38. Ke6 b3 39. axb3 axb3 40. Kd7 b2 41. Bh7 Rc1 42. Ke6 b1=Q 43. Bxb1 Rxb1 44. Kf5 Rh1 45. Kg4 Rg1+ 46. Kf3 Bd4 47. Re2 Kd5 48. Re7 Be5 49. Kf2 Ra1 50. Rf7 Ke4 51. Re7 Ra2+ 52. Kg1 Kf4 53. Re6 Bd4+ 54. Kh1 Kg3 55. Re1 Rh2# 0-1
2025.03.04 Titled Tue 4th Mar Late
158257 Henriquez Villagra, C (2597) Demchenko, Yaroslav (2201) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d3 d5 5. exd5 exd5 6. Bb3 Nf6 7. O-O Be7 8. Bg5 O-O 9. Nc3 Be6 10. Re1 a6 11. a4 Rb8 12. Bf4 Bd6 13. Bg5 Be7 14. Bf4 Bd6 15. Bg5 Be7 1/2-1/2
2025.03.04 Titled Tue 4th Mar Late
158482 Demchenko, Yaroslav (2201) Jacobson, Aaron (2354) 1-0
1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. d4 Qxd5 5. Be2 Nc6 6. c3 O-O-O 7. Qb3 Qh5 8. Bf4 Nd5 9. Bg3 f5 10. c4 Nf6 11. d5 Na5 12. Qa4 b6 13. b4 Nb7 14. Qxa7 Nd6 15. c5 Nxd5 16. cxd6 exd6 17. Qa8+ Kd7 18. Qxd5 Be7 19. Ne5+ Ke8 20. Nxg4 1-0
2025.03.04 Titled Tue 4th Mar Late
158663 Liang, Awonder (2684) Demchenko, Yaroslav (2201) 1-0
1. b3 c5 2. Bb2 Nc6 3. e3 e5 4. Bb5 d6 5. Nc3 g6 6. Qf3 Bd7 7. O-O-O Bg7 8. Ne4 Qc7 9. Ne2 f5 10. Bc4 O-O-O 11. Ng5 Nh6 12. Nc3 Qa5 13. Qd5 Bf8 14. Nb5 Nb4 15. Nxd6+ Bxd6 16. Qxd6 Nxa2+ 17. Kb1 Nb4 18. d4 Ng4 19. dxe5 Nxf2 20. Nf7 Nxd1 21. Rxd1 Qb6 22. Nxd8 Rxd8 23. Qe7 f4 24. Rd6 Qc7 25. exf4 Bf5 26. Be6+ Bxe6 27. Qxe6+ Kb8 28. Bc3 Nc6 29. Qd5 Rxd6 30. exd6 Qd7 31. Qxc5 b6 32. Qd5 Kc8 33. Be5 Nd8 34. Qa8# 1-0
2025.03.04 Titled Tue 4th Mar Late
158944 Demchenko, Yaroslav (2201) Sarana, A (2689) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 Nf6 7. Bg2 Qc7 8. O-O h5 9. Re1 Nxd4 10. Qxd4 Bc5 11. Bf4 Qb6 12. Qd2 Ng4 13. Rf1 e5 14. Nd5 Qd6 15. b4 Ba7 16. Bg5 Qc6 17. c4 f6 18. b5 Qxc4 19. Rac1 Qd4 20. Nc7+ Kf7 21. Qxd4 Bxd4 22. Nxa8 fxg5 23. Nc7 Rf8 24. h3 Nf6 25. Nd5 Nxd5 26. exd5 axb5 27. Be4 Ke7 28. Rb1 b6 29. Kg2 Ba6 30. f3 b4 31. Rfc1 Bc5 32. Rb3 Kd6 33. Bd3 Bb7 34. Be4 Ra8 35. Rc2 Ba6 36. Bd3 Bb7 37. Be4 Rh8 38. Rc1 h4 39. g4 Ra8 40. Rc2 Ra7 41. Rd3 Ba6 42. Rb3 Bb5 43. Rd2 Bc4 44. Rbb2 Ra3 45. Rbc2 Bb5 46. Rb2 Re3 47. Rb3 Re1 48. Bd3 Ba4 49. Rb1 Re3 50. Be4 Rc3 51. Rh1 Bb5 52. Rb1 Bc4 53. Re1 Ra3 54. Bb1 Bd4 55. Rc1 b5 56. Rcc2 Kc5 57. Rc1 d6 58. Be4 Kb6 59. Rb1 Ka5 60. Rc1 Be3 61. Rdc2 Bxc1 62. Rxc1 Rxa2+ 0-1
2025.03.04 Titled Tue 4th Mar Late
159074 Dudzinski, Pi (2335) Demchenko, Yaroslav (2201) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. a3 a6 7. Bc4 Be6 8. Bxe6 fxe6 9. f4 Bd6 10. Nf3 Nbd7 11. fxe5 Nxe5 12. Bg5 Ke7 13. O-O-O h6 14. Bf4 Nxf3 15. Bxd6+ cxd6 16. gxf3 Nd7 17. Rhg1 g5 18. f4 Rhg8 19. f5 Raf8 20. Rgf1 Ne5 21. fxe6 Kxe6 22. Nd5 h5 23. Ne3 Rf4 24. Nf5 Rd8 25. Ng7+ Kf7 26. Nxh5 Rxf1 27. Rxf1+ Kg6 28. Ng3 Ng4 29. h3 Nf6 30. Rd1 Kf7 31. c4 Ke7 32. Kc2 Rh8 33. Nf5+ Ke6 34. Rxd6+ Ke5 35. Rd3 Nxe4 36. Rd5+ Kf4 37. Nd4 Rxh3 38. Ne6+ Kg4 39. Re5 Rh2+ 40. Kb1 Nd2+ 41. Ka1 Nxc4 42. Rxg5+ Kf3 43. Rg7 Rxb2 44. Nc5 Rh2 45. Rxb7 Ke3 46. Nxa6 Kd3 47. Nc5+ Kc3 48. Rb3+ Kc2 49. Rb1 Nxa3 50. Rb2+ Kc3 51. Rxh2 Nc4 52. Ne4+ Kb3 53. Nd2+ Ka3 54. Nxc4+ Ka4 55. Kb2 Kb5 56. Kc3 Ka4 57. Rh4 Kb5 58. Rh5+ Ka4 59. Ra5# 1-0
2025.03.04 Titled Tue 4th Mar Late
159202 Avramidou, Anastasia (2275) Demchenko, Yaroslav (2201) 1-0
1. Nf3 d5 2. d4 e6 3. c4 a6 4. Bg5 Nf6 5. e3 dxc4 6. Bxc4 b5 7. Bd3 Bb7 8. O-O Be7 9. Nbd2 Nbd7 10. Qe2 c5 11. dxc5 Nxc5 12. Bc2 h6 13. Bh4 O-O 14. Rfd1 Qb6 15. Rac1 Rfd8 16. h3 Rac8 17. Nb3 Nxb3 18. Bxb3 Bd5 19. Rxc8 Rxc8 20. Bxd5 Nxd5 21. e4 Nf4 22. Qe3 Qxe3 23. fxe3 Bxh4 24. exf4 Be7 25. Rd2 Rc1+ 26. Kh2 Bc5 27. Kg3 f6 28. Re2 g5 29. e5 gxf4+ 30. Kxf4 fxe5+ 31. Kxe5 Kf7 32. b3 Rd1 33. Ke4 a5 34. Ne5+ Ke7 35. Nd3 Bd6 36. Nf2 a4 37. Kf3 Rb1 38. Ne4 axb3 39. axb3 Rxb3+ 40. Kg4 Bc7 41. Kh5 Rb4 42. Kxh6 Rc4 43. g4 b4 44. g5 b3 45. Nf6 Rc2 46. Re1 Bf4 47. Nd5+ 1-0
2025.03.04 Titled Tue 4th Mar Late
159277 Demchenko, Yaroslav (2201) Voitovich, V (2319) 1-0
1. Nf3 Nf6 2. b3 d5 3. Bb2 Bg4 4. e3 Nc6 5. d4 Ne4 6. h3 Bh5 7. Be2 e6 8. O-O Bd6 9. c4 O-O 10. Nc3 f5 11. Nxe4 fxe4 12. Ne5 Bxe2 13. Qxe2 Bxe5 14. dxe5 Rf5 15. cxd5 exd5 16. Qg4 Qg5 17. Qd1 Nb4 18. Qd4 Nd3 19. Qxd5+ Kh8 20. Qxe4 Nxb2 21. Rab1 Rxe5 22. Qxb7 Rf8 23. Rxb2 Qf6 24. Rc2 Rxe3 25. Rc6 Qg5 26. Rxc7 Re2 27. Rf7 Rg8 28. Qf3 Qd2 29. a4 Re1 30. Rxe1 Qxe1+ 31. Kh2 a5 32. Rf5 Qb4 33. Rb5 Qd2 34. g3 h6 35. Kg2 Re8 36. Qd5 1-0
2025.03.04 Titled Tue 4th Mar Late
159381 George, Kevin (2288) Demchenko, Yaroslav (2201) 1-0
1. d4 d5 2. c4 e6 3. Nf3 a6 4. Qc2 dxc4 5. Qxc4 b5 6. Qc2 Bb7 7. a4 Nf6 8. e3 b4 9. Bd3 Be7 10. e4 h6 11. O-O O-O 12. b3 Nbd7 13. Bb2 c5 14. Rd1 Rc8 15. Qe2 cxd4 16. Nxd4 Nc5 17. Bc2 Qb6 18. Nd2 Rfd8 19. Nc4 Qc7 20. f3 Nh5 21. g3 Nf6 22. Rd2 h5 23. e5 Nd5 24. f4 Nc3 25. Qxh5 Rxd4 26. Qh7+ Kf8 27. Qh8# 1-0
2025.02.25 Titled Tue 25th Feb Early
162814 Demchenko, Yaroslav (2201) Carlsen, M (2833) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be7 7. N1c3 a6 8. Na3 f5 9. exf5 Bxf5 10. Bd3 Be6 11. O-O Nf6 12. Nc2 O-O 13. Ne3 Qd7 14. Ned5 Rae8 15. Nxe7+ Rxe7 16. Bg5 Ref7 17. Bxf6 Rxf6 18. Ne4 Rh6 19. Nxd6 Bg4 20. Qb3 Rxd6 21. c5+ Be6 22. Bc4 Nd4 23. Qe3 Bxc4 24. cxd6 Bxf1 25. Qxe5 Bxg2 26. Kxg2 Qc6+ 0-1
2025.02.25 Titled Tue 25th Feb Early
163215 Marcziter, D (2223) Demchenko, Yaroslav (2201) 1-0
1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Qc2 Nf6 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 Bd6 9. Nge2 h6 10. Bh4 O-O 11. f3 c5 12. O-O Rc8 13. Bf2 b5 14. Qd2 Qc7 15. Ng3 b4 16. Nce2 c4 17. Bc2 c3 18. bxc3 bxc3 19. Qd3 g6 20. e4 dxe4 21. fxe4 Bc4 22. Qf3 Bxe2 23. Qxe2 Bf4 24. e5 Nd5 25. Ne4 Rb8 26. g3 Bd2 27. Bb3 N7b6 28. Nxd2 cxd2 29. Qxd2 Rbd8 30. Qxh6 Qe7 31. Be3 Nxe3 32. Qxe3 Nd5 33. Qf2 Rd7 34. Rad1 Rfd8 35. Qc2 Ne3 36. Qxg6+ Kf8 37. Qh6+ Kg8 38. Qxe3 Rc7 39. Rxf7 1-0
2025.02.25 Titled Tue 25th Feb Early
163509 Demchenko, Yaroslav (2201) Garcia Correa, J (2103) 1-0
1. Nf3 d5 2. e3 c6 3. c4 Nf6 4. b3 e6 5. Bb2 Nbd7 6. d4 Bd6 7. Bd3 Qe7 8. Ne5 dxc4 9. bxc4 c5 10. O-O cxd4 11. exd4 O-O 12. Nd2 b6 13. Qf3 Ba6 14. Qh3 Rac8 15. Nxd7 Qxd7 16. d5 e5 17. Bxh7+ Kh8 18. Bf5+ 1-0
2025.02.25 Titled Tue 25th Feb Early
164181 Enkhrii Enkh-Amgalan (2184) Demchenko, Yaroslav (2201) 0-1
1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 Bd6 9. O-O O-O 10. h3 Qb8 11. Bf4 c5 12. Bxd6 Qxd6 13. dxc5 Nxc5 14. Bc2 Rfd8 15. Qd4 Nce4 16. Nxe4 dxe4 17. Qxd6 Rxd6 18. Nd4 Rc8 19. Rfc1 g6 20. a3 Bd5 21. Ba4 Rcd8 22. Rc7 b5 23. Bd1 Nd7 24. Rac1 Ne5 25. Be2 Bc4 26. Kf1 Nd3 27. Bxd3 exd3 28. Ke1 Rxd4 29. exd4 Re8+ 30. Kd2 Re2+ 31. Kc3 Rxf2 32. b3 Bd5 33. Rc5 Be4 34. g4 Rf3 35. d5 d2+ 36. Kxd2 Rxb3 37. d6 Rd3+ 38. Ke2 Rxd6 39. Rc8+ Kg7 40. Re8 Bg2 41. Rc3 Bd5 42. Ke3 Bc4 43. Ke4 h6 44. Kf4 Rd1 45. Kg3 Kf6 46. a4 Ra1 47. axb5 axb5 48. Rf3+ Kg7 49. Rc8 Re1 50. Rf4 Be6 51. Rd4 Rb1 52. Rdd8 b4 53. Rb8 b3 54. Rg8+ Kf6 55. Rgd8 Ke5 56. Rb5+ Ke4 57. Rb4+ Ke3 58. Rd6 Rg1+ 59. Kh2 Rc1 60. Kg3 Rc3 61. Rxe6+ fxe6 62. Rb6 Kd2+ 63. Kf4 Kc2 64. Ke5 b2 65. Kxe6 Rb3 66. Rc6+ Kd1 67. Rd6+ Ke1 0-1
2025.02.25 Titled Tue 25th Feb Early
164281 Demchenko, Yaroslav (2201) Silva Hernandez, Jesus Arturo (1953) 1-0
1. Nf3 f5 2. d4 Nf6 3. Bf4 g6 4. Nc3 Bg7 5. Qd3 d6 6. O-O-O O-O 7. e4 fxe4 8. Nxe4 Nxe4 9. Qxe4 Nc6 10. h4 Bf5 11. Qe3 Qd7 12. Bc4+ Kh8 13. h5 Qe8 14. Bh6 e5 15. Bxg7+ Kxg7 16. hxg6 Qxg6 17. Nh4 Qf6 18. Kb1 exd4 19. Nxf5+ Qxf5 20. Qh6+ Kh8 21. Rh5 Qd7 22. Rdh1 Qg7 23. Qxh7+ Qxh7 24. Rxh7# 1-0
2025.02.25 Titled Tue 25th Feb Early
164655 Ambartsumova, K (2405) Demchenko, Yaroslav (2201) 1-0
1. Nf3 d5 2. e3 e6 3. c4 Nf6 4. Nc3 a6 5. b3 Be7 6. Bb2 O-O 7. Qc2 b6 8. h4 Bb7 9. Ng5 Nbd7 10. f4 c5 11. cxd5 exd5 12. Bd3 h6 13. Bh7+ Kh8 14. Ne2 d4 15. O-O-O Rc8 16. Kb1 b5 17. Ka1 Qa5 18. Bf5 d3 19. Qxd3 c4 20. Qb1 Nc5 21. Nd4 Rcd8 22. Bc2 Bd5 23. bxc4 Bxc4 24. Bc3 Qc7 25. Rc1 b4 26. Bxb4 Rb8 27. Bf5 Bd5 28. a3 1-0
2025.02.25 Titled Tue 25th Feb Early
165065 Demchenko, Yaroslav (2201) Mazanchenko, D (2161) 1/2-1/2
1. Nf3 g6 2. e3 Bg7 3. d4 d6 4. b3 c5 5. Bb2 Nc6 6. Nbd2 Bg4 7. Be2 cxd4 8. exd4 Qb6 9. O-O Bf5 10. Nc4 Qc7 11. Ne3 Be4 12. Ng5 Nf6 13. d5 Ne5 14. Nxe4 Nxe4 15. f4 Qb6 16. Bd4 Qxd4 17. Qxd4 Nf3+ 18. Rxf3 Bxd4 19. Rd1 Nc3 20. Rd2 O-O 21. Kf1 Nxe2 22. Kxe2 Bxe3 23. Rxe3 Rfe8 24. Kd3 Rac8 25. Rde2 Kf8 26. c4 a6 27. g4 b5 28. f5 bxc4+ 29. bxc4 Rc7 30. f6 Rec8 31. Rxe7 Rxc4 32. Re8+ Rxe8 33. Rxe8+ Kxe8 34. Kxc4 Kd7 35. Kb4 Kc7 36. Ka5 Kb7 37. g5 Ka7 38. a4 Kb7 39. Kb4 Kb6 40. Kc4 Ka5 41. Kb3 Kb6 42. Kb4 Kb7 43. a5 Kc7 44. Kc4 Kd7 45. Kd4 Ke8 46. Ke4 Kf8 47. Kf4 Kg8 48. h4 h6 49. gxh6 Kh8 50. Kg5 Kh7 51. h5 gxh5 52. Kxh5 Kg8 53. Kg5 Kh7 54. Kh5 Kg8 55. Kh4 Kh7 56. Kg5 Kg8 57. Kh5 Kh7 58. Kg5 Kg8 59. Kh5 Kh7 60. Kg5 1/2-1/2
2025.02.25 Titled Tue 25th Feb Early
165193 Szustakowski, Antoni (2364) Demchenko, Yaroslav (2201) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Rg1 g6 6. g4 Bg7 7. Be3 O-O 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qxd8 Rxd8 11. f3 c6 12. Bc4 b6 13. Kf2 Kf8 14. h4 Ke7 15. h5 h6 16. hxg6 fxg6 17. g5 hxg5 18. Rxg5 Be6 19. Bxe6 Kxe6 20. Rxg6 Rd7 21. Rag1 Bf8 22. Ne2 Kf7 23. R6g5 Re7 24. Rf5 Re6 25. Ng3 Ke7 26. Bg5 Bg7 27. Nh5 Bh8 28. Bh4 Rf8 29. Rg6 Rf7 30. Kg3 a5 31. Nxf6 Bxf6 32. Rfxf6 Rexf6 33. Rxf6 Rxf6 34. Bxf6+ Kxf6 35. f4 exf4+ 36. Kxf4 Ke6 37. c4 b5 38. b3 a4 39. e5 1-0
2025.02.25 Titled Tue 25th Feb Early
165535 Swara Lakshmi S Nair (2216) Demchenko, Yaroslav (2201) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. h3 c6 8. Re1 b6 9. a4 a6 10. Bg5 Bb7 11. Bb3 b5 12. axb5 axb5 13. Rxa8 Bxa8 14. dxe5 dxe5 15. Nh4 h6 16. Bxf6 Bxf6 17. Nf5 Nc5 18. Qg4 Kh7 19. Rd1 Qc8 20. Qh5 Nxb3 21. cxb3 Bg5 22. Nd6 Qe6 23. h4 g6 24. Qf3 Bxh4 25. Ne2 c5 26. Ng3 Bxg3 27. fxg3 Rd8 28. Nxb5 Rxd1+ 29. Qxd1 Bxe4 30. Nc3 Bf5 31. Kh2 h5 32. Qg1 Qd6 33. Qe3 Qd4 34. Qg5 Kg7 35. Qe7 e4 36. Ne2 Qxb2 37. Nf4 Qxb3 38. Qxc5 e3 39. Qe5+ Kh7 40. Nxh5 Qe6 41. Qg7# 1-0
2025.02.25 Titled Tue 25th Feb Early
165805 Demchenko, Yaroslav (2201) Fuentes, Agustin (2086) 0-1
1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. dxc5 Nc6 5. a3 a5 6. Nc3 e5 7. Bb5 e4 8. Nd4 Bd7 9. Na4 Nxd4 10. Bxd7+ Nxd7 11. Qxd4 Qg5 12. O-O Ne5 13. Nb6 Nf3+ 14. Kh1 Nxd4 15. exd4 Qd8 16. Nxa8 Qxa8 17. f3 exf3 18. Re1+ Be7 19. Bg5 f6 20. Bf4 fxg2+ 21. Kg1 Kf7 22. Re2 g5 23. Bg3 f5 24. Rae1 Bf6 25. Bf2 f4 26. c3 f3 27. Re3 g4 28. Re6 Qc8 29. R6e3 h5 30. b4 axb4 31. axb4 h4 32. Rd3 Qf5 33. Rde3 g3 34. hxg3 hxg3 35. Bxg3 Rh1+ 36. Kf2 Rxe1 37. Rxe1 Bg5 38. Bh2 Bd2 39. Re5 Qg4 40. Rxd5 Be3+ 41. Kxe3 g1=Q+ 42. Bxg1 Qxg1+ 43. Kxf3 Qh1+ 44. Ke3 Qxd5 45. Kd3 Qc6 46. Kc4 Qf3 47. b5 Ke7 48. d5 Qe4+ 49. Kb3 Qxd5+ 50. Kb4 Qe4+ 51. c4 Kd7 52. c6+ bxc6 53. Ka5 cxb5 54. cxb5 Qa8+ 55. Kb6 Kc8 56. Kc5 Kb7 57. Kb4 Qf8+ 58. Ka5 Qf7 59. Ka4 Qf4+ 60. Ka5 Qe5 61. Kb4 Kb6 62. Ka4 Qxb5+ 63. Ka3 Kc5 64. Ka2 Kc4 65. Ka1 Kc3 66. Ka2 Qb2# 0-1
2025.02.25 Titled Tue 25th Feb Early
165981 Park, Sunwoo (1862) Demchenko, Yaroslav (2201) 0-1
1. e4 a6 2. Nc3 e6 3. a4 c5 4. Nf3 Nc6 5. d4 cxd4 6. Nxd4 Bb4 7. Be2 Qc7 8. O-O Nf6 9. Bf3 Ne5 10. Bf4 d6 11. Nb3 O-O 12. Bg5 Bxc3 13. bxc3 Qxc3 14. Bxf6 gxf6 15. Qxd6 Nxf3+ 16. gxf3 Qxf3 17. Qg3+ Qxg3+ 18. fxg3 Kg7 19. Rf4 Bd7 20. Raf1 Bxa4 21. Rg4+ Kh8 22. Rxf6 Rac8 23. Nd4 Bxc2 24. Rh4 Kg7 25. Rff4 Bd1 26. Kf2 a5 27. Nf3 Bxf3 28. Kxf3 f5 29. e5 Rc3+ 30. Ke2 Rd8 31. g4 Rd5 32. gxf5 Rxe5+ 33. Kd2 Rc8 34. f6+ Kf7 35. Rxh7+ Kg6 36. Rg7+ Kh5 37. Rf3 Kh4 38. Rxb7 Rd8+ 39. Kc3 Rc5+ 40. Kb3 Rf5 41. Rxf5 exf5 42. f7 f4 43. Re7 Rf8 44. Kc3 a4 45. Ra7 Kh3 46. Kd3 f3 47. Ke4 Kg2 48. Rxa4 f2 49. Ra2 Rxf7 50. h4 Kg3 51. Ra3+ Kg4 52. Ra1 f1=Q 53. Rxf1 Rxf1 0-1
2025.02.25 Titled Tue 25th Feb Late
166158 Demchenko, Yaroslav (2201) Henriquez Villagra, C (2597) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Rg1 c6 6. g4 h6 7. Be3 Qa5 8. Qd2 b5 9. Bd3 a6 10. h4 Bb7 11. g5 hxg5 12. hxg5 Nh5 13. g6 fxg6 14. O-O-O O-O-O 15. Kb1 Be7 16. Rxg6 Bf6 17. a3 Nf8 18. Rgg1 Ne6 19. d5 Nef4 20. dxc6 Bxc6 21. Ng5 Qc7 22. Nd5 Bxd5 23. exd5 Kb8 24. Be4 Qc4 25. Qa5 Rd7 26. Qb6+ Rb7 27. Qxd6+ Qc7 28. Qxa6 Qc4 29. d6 1-0
2025.02.25 Titled Tue 25th Feb Late
166391 Demchenko, Yaroslav (2201) Tristan, L (2542) 0-1
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Rb1 c5 5. Nf3 Nc6 6. d4 Bg4 7. d5 Nd4 8. b4 Bxf3 9. bxa5 Bxd1 10. Kxd1 O-O-O 11. Be3 Nf6 12. Bc4 e6 13. Bxd4 cxd4 14. Nb5 a6 15. Nxd4 Nxd5 16. Ke2 Nc3+ 17. Ke3 Nxb1 18. Rxb1 Bc5 19. c3 e5 20. Bxf7 exd4+ 0-1
2025.02.18 Titled Tue 18th Feb Early
171411 Demchenko, Yaroslav (2201) Pranav, V (2615) 0-1
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bf4 O-O 7. Qd2 Nc6 8. O-O-O Nxd4 9. Qxd4 a6 10. f3 b5 11. g4 Be6 12. Kb1 c5 13. Qd2 b4 14. Ne2 Qa5 15. Nc1 c4 16. Bxd6 Bxd6 17. g5 Nh5 18. Bxc4 Bf4 19. Qe2 Bxc1 20. Rxc1 Nf4 21. Qf1 Rac8 22. Bxe6 fxe6 23. h4 Rfd8 24. Rh2 Qb5 25. Qe1 a5 26. Rd2 a4 27. Rcd1 Rxd2 28. Qxd2 Qc5 29. Rc1 e5 30. c3 bxc3 31. Qxc3 Qxc3 32. bxc3 Nd3 33. Rc2 a3 34. c4 Rb8+ 35. Ka1 Nc5 36. Rd2 Kf7 37. Rd5 Na4 38. Ra5 Nc3 39. Rxa3 Rb1# 0-1
2025.02.18 Titled Tue 18th Feb Early
171638 Garcia Correa, J (2103) Demchenko, Yaroslav (2201) 0-1
1. e4 d6 2. Nc3 Nf6 3. d4 e5 4. Bc4 exd4 5. Qxd4 Nc6 6. Qd1 Be7 7. Bb3 O-O 8. f4 Re8 9. Qe2 Bf8 10. Nf3 Nxe4 11. Nxe4 d5 12. Nfg5 dxe4 13. Bxf7+ Kh8 14. Bxe8 Qxe8 15. Qxe4 Bf5 16. Qxe8 Rxe8+ 17. Kf2 Bc5+ 18. Kf3 Nd4+ 19. Kg3 Nxc2 20. Bd2 Nxa1 21. Rxa1 Re2 22. Bc3 h6 23. Nf7+ Kh7 24. Ne5 Be4 25. Nf3 Bf2+ 26. Kh3 Bf5+ 27. g4 Be4 28. Nd4 Re3+ 0-1
2025.02.18 Titled Tue 18th Feb Early
172229 Demchenko, A (2619) Demchenko, Yaroslav (2201) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Bd6 5. d3 a6 6. Bc4 Nf6 7. a4 O-O 8. Nc3 Be7 9. Bg5 Qe8 10. Nd5 Nxd5 11. Bxd5 d6 12. h3 h6 13. Bd2 Be6 14. Bxe6 fxe6 15. c3 Bf6 16. Nh2 Ne7 17. Ng4 Ng6 18. Nxf6+ Rxf6 19. g3 Ne7 20. Be3 Nc6 21. Kg2 Qf7 22. f3 Rf8 23. Qe2 Qe7 24. Rae1 d5 25. Bg1 d4 26. Bh2 Rc8 27. f4 b5 28. axb5 axb5 29. Rc1 Rff8 30. f5 Na5 31. cxd4 cxd4 32. g4 Nb3 33. Rcd1 Rc5 34. Rf2 Rfc8 35. Qf3 Rc2 36. Bxe5 exf5 37. Bg3 fxe4 38. Qxe4 Qxe4+ 39. dxe4 Rxf2+ 40. Bxf2 Rc2 41. Kg3 Rxb2 42. Bxd4 Nxd4 43. Rxd4 Kf7 44. Rd7+ Kf6 45. Rb7 g5 46. Rb6+ Ke5 47. Rxh6 Kxe4 48. Rg6 Rb3+ 49. Kg2 Kf4 50. Rf6+ Ke4 51. Rf5 Rb2+ 52. Kg1 Rb1+ 53. Kf2 Rb2+ 54. Ke1 Rb1+ 55. Kd2 Rb3 56. Rxg5 Rxh3 57. Rxb5 Rg3 58. g5 Kf4 59. Rb4+ Kxg5 60. Rb5+ Kf4 61. Rb4+ Kg5 62. Rb5+ Kf4 63. Rb4+ Kg5 1/2-1/2
2025.02.18 Titled Tue 18th Feb Early
172427 Demchenko, Yaroslav (2201) Coe, William (2078) 1-0
1. Nf3 Nf6 2. b3 d6 3. Bb2 e5 4. e3 g6 5. d4 exd4 6. Nxd4 Bg7 7. Be2 O-O 8. O-O Nc6 9. c4 Bd7 10. Bf3 Rb8 11. Qd2 Ne5 12. Be2 Re8 13. Nc3 Nc6 14. Rfd1 Ne4 15. Nxe4 Rxe4 16. Bf3 Re7 17. Nxc6 Bxc6 18. Bxg7 Kxg7 19. Bxc6 bxc6 20. Qd4+ Kg8 21. Qxa7 c5 22. Qa5 Qd7 23. Qc3 h5 24. Qf6 Re6 25. Qf3 Qe7 26. h3 Rf6 27. Qg3 Rf5 28. Rd2 Rg5 29. Qf4 Rf5 30. Qg3 Rg5 31. Qf3 Rf5 32. Qd1 Qf6 33. Rc1 Re8 34. Rcc2 Ree5 35. a4 Rg5 36. a5 Qd8 37. f4 Rxe3 38. fxg5 Rxb3 39. Rf2 Qxg5 40. Rf3 Rb8 41. Rcf2 Rf8 42. Qd5 1-0
2025.02.18 Titled Tue 18th Feb Early
173263 Auribault, Louis (2203) Demchenko, Yaroslav (2201) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. O-O-O+ Nd7 8. f4 exf4 9. e5 h6 10. Bxf4 Ng8 11. Nf3 Bc5 12. Bb5 c6 13. Ba4 Ne7 14. Bb3 Ng6 15. Bxe6 fxe6 16. Ne4 Be7 17. Bg3 Kc7 18. Nd4 Ndxe5 19. Nxe6+ Kb6 20. Nxg7 c5 21. Nf5 Nc6 22. Nxe7 Ngxe7 23. Bd6 Nf5 24. Bxc5+ Ka6 25. g4 Ng7 26. Rd3 b6 27. Bd4 Rhg8 28. Rf1 Ne6 29. Ra3+ Kb7 30. Nd6+ Kc7 31. Nb5+ Kd7 32. Be3 Rxg4 33. Rd3+ Ke7 34. Bxh6 Rh8 35. Be3 Rxh2 36. Nd6 Rgg2 37. Rf7+ Kd8 38. Nf5+ Kc8 39. Ne7+ Kb7 40. Nxc6+ Kxc6 41. Rf6 Rxc2+ 42. Kd1 Rxb2 43. Rxe6+ Kb7 44. Rd7+ Ka6 45. Bd2 Rxa2 46. Ree7 Kb5 47. Re5+ Ka6 48. Ree7 Kb5 49. Re5+ Kc6 50. Rd3 a5 51. Re6+ Kb5 52. Rd5+ Kc4 53. Rd7 a4 54. Rc6+ Kb5 55. Rc1 a3 56. Rb1+ Ka6 57. Rd6 Rh1+ 58. Be1 Rb2 59. Rxb2 axb2 60. Kc2 Rxe1 61. Kxb2 Re4 62. Rd5 Rc4 63. Rh5 Rc5 64. Rh4 Kb5 65. Kb1 Rg5 66. Rf4 Rf5 67. Rxf5+ Ka4 68. Kb2 b5 69. Rf4+ b4 70. Re4 Kb5 71. Kb3 Kc5 72. Rxb4 Kd5 73. Kc3 Kc5 74. Rh4 Kd5 75. Kd3 1-0
2025.02.18 Titled Tue 18th Feb Early
173505 Mesquita, Eduardo Barbosa (2014) Demchenko, Yaroslav (2201) 0-1
1. Nf3 d5 2. d4 e6 3. c4 a6 4. Nc3 dxc4 5. e4 b5 6. Be2 Bb7 7. O-O Nf6 8. Bg5 Be7 9. e5 Nd5 10. Bxe7 Qxe7 11. Ne4 O-O 12. Re1 Nd7 13. a4 Nf4 14. Bf1 Rfd8 15. Qd2 Nd5 16. h4 h6 17. a5 Rab8 18. Qd1 Nf4 19. g3 Nd3 20. Bxd3 cxd3 21. Nh2 c5 22. Nd6 Bd5 23. f4 cxd4 24. Qh5 Nc5 25. Ng4 Rxd6 26. exd6 Qxd6 27. Re5 Nd7 28. Rf1 d2 29. Nxh6+ gxh6 30. Qxh6 Nxe5 31. fxe5 Qf8 32. Qxd2 Qg7 33. Qf4 d3 34. Rd1 Rc8 35. Rxd3 Rc4 36. Qd2 Rg4 37. Qe1 Qg6 38. Rc3 Kg7 39. Kf2 Qf5+ 40. Kg1 Qe4 41. Qxe4 Rxe4 42. Kf2 Rxe5 43. Rc7 Bc4 44. Ra7 Re2+ 45. Kf3 Rxb2 46. Rxa6 Ra2 47. Rb6 Rxa5 48. g4 Ra3+ 49. Kf4 Bd3 50. h5 Ra4+ 51. Kg5 Be2 52. h6+ Kh7 53. Rb7 Rxg4+ 54. Kf6 Kxh6 55. Kxf7 Rg7+ 56. Kxe6 Rxb7 57. Kd6 b4 0-1
2025.02.18 Titled Tue 18th Feb Early
173634 Demchenko, Yaroslav (2201) Skiadopoulos, N (1882) 1-0
1. Nf3 c5 2. e3 Nc6 3. b3 e5 4. d3 Nf6 5. Bb2 d6 6. Be2 Be7 7. O-O O-O 8. c4 Be6 9. d4 exd4 10. exd4 Nxd4 11. Nxd4 cxd4 12. Qxd4 Ne8 13. Nc3 Bf6 14. Qd2 Nc7 15. Bf3 Rb8 16. Rad1 Be5 17. Rfe1 Qf6 18. Ne4 Qe7 19. Nxd6 Bxd6 20. Qxd6 Qxd6 21. Rxd6 b5 22. c5 a5 23. Rc6 Nd5 24. Be5 Rbc8 25. Ra6 Rxc5 26. Bd6 Rc2 27. Bxf8 Kxf8 28. Ra8+ Ke7 29. Bxd5 Rxa2 30. Bxe6 fxe6 31. Ra6 1-0
2025.02.18 Titled Tue 18th Feb Early
173918 Buksa, N (2400) Demchenko, Yaroslav (2201) 1-0
1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e3 a6 5. Nf3 cxd4 6. exd4 Bg4 7. Be2 Nc6 8. h3 Bxf3 9. Bxf3 e6 10. O-O Bd6 11. Bxd6 Qxd6 12. a3 O-O 13. Re1 b5 14. b4 Rfc8 15. Na2 a5 16. c3 Ne7 17. Qb3 axb4 18. axb4 Qc6 19. Reb1 Nf5 20. Nc1 Rxa1 21. Rxa1 Ne4 22. Bxe4 dxe4 23. Ne2 h6 24. Rd1 Nd6 25. d5 exd5 26. Qxd5 Nc4 27. Qxc6 Rxc6 28. Rd8+ Kh7 29. Nd4 Rb6 30. Re8 Nd2 31. Re7 Kg6 32. g4 Nf3+ 33. Nxf3 exf3 34. Re5 Rc6 35. Re3 f5 36. gxf5+ Kxf5 37. Rxf3+ Ke4 38. Rg3 g5 39. h4 gxh4 40. Rh3 Rg6+ 41. Kf1 Rg4 42. f3+ Kf4 43. fxg4 Kxg4 44. Rd3 h3 45. Kg1 Kh4 46. Kh2 Kg4 47. Rxh3 1-0
2025.02.18 Titled Tue 18th Feb Early
174273 Demchenko, Yaroslav (2201) Matveeva, O (2181) 1-0
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Be7 5. Bb2 O-O 6. Nc3 c5 7. cxd5 Nxd5 8. Be2 Nc6 9. O-O b6 10. Nxd5 Qxd5 11. Bc4 Qh5 12. d4 Bb7 13. d5 exd5 14. Qxd5 Qxd5 15. Bxd5 Rad8 16. Rfd1 Na5 17. Bxb7 Nxb7 18. Ne5 Na5 19. Bc3 Bf6 20. f4 Nb7 21. Rac1 Rxd1+ 22. Rxd1 Rd8 23. Rxd8+ Nxd8 24. Kf2 Be7 25. Kf3 f6 26. Nc4 Kf7 27. f5 Nc6 28. Ke4 Bd8 29. g4 Ke7 30. h4 Kd7 31. g5 fxg5 32. hxg5 Bxg5 33. Bxg7 h5 34. Nd2 Nb4 35. Nf3 Bd8 36. f6 Nxa2 37. f7 Be7 38. f8=Q Bxf8 39. Bxf8 Nc1 40. b4 cxb4 41. Bxb4 a5 42. Be1 Nb3 43. Kd3 1-0
2025.02.18 Titled Tue 18th Feb Early
174572 Demchenko, Yaroslav (2201) Dang, H (2408) 1-0
1. Nf3 d5 2. e3 e6 3. c4 Nf6 4. b3 Be7 5. Bb2 O-O 6. Nc3 c5 7. cxd5 exd5 8. Rc1 Nc6 9. Na4 b6 10. d4 Ne4 11. Bd3 Bb7 12. O-O Bf6 13. dxc5 Bxb2 14. Nxb2 Nxc5 15. Bb1 Qf6 16. Nd3 Ne4 17. Nf4 Nc3 18. Bxh7+ Kxh7 19. Qc2+ g6 20. Qxc3 Qxc3 21. Rxc3 Rad8 22. Rd1 Na5 23. Rc7 Rc8 24. Rd7 Rcd8 25. Re7 Rde8 26. Rxe8 Rxe8 27. Nxd5 Rc8 28. Nb4 Rc7 29. h3 Kg7 30. Nd4 Be4 31. f3 Ba8 32. Kf2 Re7 33. Rc1 Rd7 34. Rc8 Bb7 35. Rc2 Ba8 36. Nd3 Bd5 37. Nf4 Bb7 38. b4 g5 39. Nh5+ Kg6 40. Ng3 Rxd4 41. exd4 Nc6 42. Ne2 Nxb4 43. Rc7 Bd5 44. a3 Nd3+ 45. Ke3 Ne1 46. Kf2 Nd3+ 47. Kg3 a5 48. Nc3 Bb3 49. Rc6+ Kg7 50. Rxb6 a4 51. Ra6 Nb2 52. d5 f5 53. d6 Kf6 54. h4 f4+ 55. Kg4 Be6+ 56. Kh5 gxh4 57. Kxh4 Ke5 58. Nxa4 Nd3 59. Nc3 Ne1 60. Ne4 Nxg2+ 61. Kh5 Ne1 62. Ra5+ Kd4 63. Ra8 Nxf3 64. Ng5 Nxg5 65. Kxg5 f3 66. d7 Bxd7 67. Rd8 f2 68. Rxd7+ Ke3 69. Rf7 Ke2 70. a4 f1=Q 71. Rxf1 Kxf1 72. a5 1-0
2025.02.18 Titled Tue 18th Feb Late
174743 Demchenko, Yaroslav (2201) Bongo Akanga Ndjila, Barthelemy (1847) 0-1
1. Nf3 d5 2. e3 e6 3. c4 Nf6 4. b3 Be7 5. Bb2 O-O 6. Nc3 b6 7. cxd5 Nxd5 8. d4 Bb7 9. Bd3 Nxc3 10. Bxc3 Nd7 11. O-O Nf6 12. Bb2 c5 13. dxc5 Bxc5 14. Qe2 Be7 15. Rfd1 Qe8 16. Ne5 a6 17. Rac1 Qb8 18. Nc6 Bxc6 19. Rxc6 Rc8 20. Rdc1 Rxc6 21. Rxc6 b5 22. Qc2 h6 23. g3 Qd8 24. Bd4 Nd5 25. Qe2 Nb4 26. Rc1 Nxd3 27. Qxd3 Bf6 28. Rc6 Bxd4 29. exd4 Qd7 30. Qe4 Rd8 31. Rxa6 Qxd4 32. Qc6 b4 33. Rb6 Rd5 34. Qc8+ Kh7 35. Qc2+ g6 36. Rb7 Kg7 37. Kg2 Rc5 38. Qe2 Re5 39. Qc4 Qd2 40. Qxb4 Qd5+ 41. f3 Re2+ 42. Kg1 Qd1+ 0-1
2025.02.18 Titled Tue 18th Feb Late
174915 Papidakis, Georgios (2106) Demchenko, Yaroslav (2201) 0-1
1. c4 e6 2. d4 d5 3. Nc3 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 Bd6 9. O-O O-O 10. h3 Qb8 11. a3 c6 12. b4 h6 13. Bxf6 Nxf6 14. Rb1 Re8 15. a4 Qc7 16. Qb3 Ne4 17. Rfc1 f5 18. b5 axb5 19. axb5 Qf7 20. bxc6 bxc6 21. Qb7 Bd7 22. Ne5 Bxe5 23. dxe5 Rab8 24. Qxb8 Rxb8 25. Rxb8+ Kh7 26. Rb7 Qe6 27. Bxe4 fxe4 28. Na4 Be8 0-1
2025.02.18 Titled Tue 18th Feb Late
175290 Bokros, A (2376) Demchenko, Yaroslav (2201) 0-1
1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Rg1 Be7 6. g4 exd4 7. Nxd4 O-O 8. g5 Ne8 9. h4 c5 10. Nf5 Ne5 11. f4 Bxf5 12. exf5 Nc6 13. Be3 Kh8 14. Nd5 Nc7 15. Nxc7 Qxc7 16. Qh5 Nb4 17. O-O-O d5 18. a3 d4 19. Bd2 Nd5 20. f6 Nxf4 21. fxg7+ Kxg7 22. Qh6+ Kh8 23. Rg4 Ng6 24. h5 Ne5 25. g6 fxg6 26. hxg6 Bf6 27. Rg1 Nf3 28. Rh1 Nxd2 29. Rxd2 Rfe8 30. Bc4 Re7 31. Bf7 Rxf7 32. gxf7 Qxf7 33. Rdh2 Be5 34. Qxh7+ Qxh7 35. Rxh7+ Kg8 36. Rxb7 c4 37. Re1 Re8 38. Kb1 d3 39. cxd3 cxd3 40. Rd1 Rd8 41. Rb5 Bf4 42. Rf5 Bh6 43. Rf3 d2 44. Kc2 Rc8+ 45. Rc3 Rb8 46. b4 Kf7 47. Rc4 Ke6 48. Kb3 Kd5 49. Rh4 Be3 50. Rh5+ Ke4 51. Rhh1 Kd3 52. a4 a5 53. b5 Rc8 54. Kb2 Bd4+ 55. Ka2 Rc2+ 56. Kb3 Rb2+ 57. Ka3 Rb4 58. Rh3+ Kc2 59. Rhh1 Rb3+ 60. Ka2 Rb2+ 61. Ka3 Bc5# 0-1
2025.02.18 Titled Tue 18th Feb Late
175522 Demchenko, Yaroslav (2201) Fiorito, Francisco (2431) 1/2-1/2
1. Nf3 Nf6 2. b3 b6 3. Bb2 Bb7 4. d4 g6 5. e3 Bg7 6. Be2 O-O 7. O-O c5 8. c4 cxd4 9. exd4 d5 10. Nbd2 Nc6 11. Rc1 Rc8 12. Re1 a6 13. Nf1 e6 14. Ba1 Re8 15. Ne3 dxc4 16. bxc4 Na5 17. d5 exd5 18. cxd5 Qd6 19. Rxc8 Bxc8 20. Bc3 Qa3 21. Qa1 Qd6 22. Be5 Qd8 23. Bc3 Bb7 24. Rd1 h6 25. d6 Nc6 26. Bc4 Na5 27. Bf1 Bxf3 28. gxf3 Nh5 29. Bxg7 Nxg7 30. Nd5 Re6 31. d7 Kh8 32. Nf4 Re7 33. Qf6 Kh7 34. Qxe7 Qxe7 35. d8=Q Qe5 36. Qd6 Qg5+ 37. Ng2 Nf5 38. Qf4 Qe7 39. Bxa6 Nc6 40. Bd3 Nd6 41. Re1 Qd7 42. Rd1 Qe7 43. Bf1 Ne5 44. Ne3 g5 45. Qg3 f5 46. Rxd6 Qxd6 47. Nxf5 Qf6 48. Nd4 h5 49. f4 gxf4 50. Bd3+ Kh6 51. Nf5+ Qxf5 52. Bxf5 fxg3 53. hxg3 Kg5 54. Bc8 Nc4 55. Kg2 h4 56. gxh4+ Kxh4 57. Kf3 Kg5 58. Ke4 Nd6+ 59. Kd5 Nxc8 60. Kc6 Kf4 61. Kb7 Nd6+ 62. Kxb6 Ke5 63. a4 Kd5 64. a5 Nc4+ 65. Kb5 Nxa5 66. Kxa5 Ke4 67. Kb6 Kf3 68. Kc5 Kxf2 1/2-1/2
2025.02.18 Titled Tue 18th Feb Late
175723 Demchenko, Yaroslav (2201) Yurovskykh, Oleksandr (2328) 0-1
1. Nf3 d5 2. e3 Nf6 3. b3 Bf5 4. Bb2 e6 5. d4 Nbd7 6. Bd3 Bd6 7. O-O O-O 8. Bxf5 exf5 9. c4 c6 10. Nc3 Qe7 11. Rc1 a6 12. Re1 Rac8 13. Nd2 Rfe8 14. Nf1 g6 15. Qc2 h5 16. f3 Bb8 17. Re2 Nf8 18. Rce1 Ne6 19. Qd2 Rcd8 20. a4 Qc7 21. Ba3 Kg7 22. Qd3 f4 23. e4 dxe4 24. Nxe4 Nxd4 25. Bb2 Nxe2+ 26. Qxe2 Ba7+ 27. Kh1 Bd4 28. Bxd4 Rxd4 29. Nfd2 Nxe4 30. fxe4 Qd7 31. Nf3 c5 32. Nxd4 Qxd4 33. e5 Re6 34. h3 a5 35. Qe4 Qxe4 36. Rxe4 g5 37. h4 Kg6 38. hxg5 Kxg5 39. Re2 Kf5 40. Rd2 Rxe5 41. Rd7 b6 42. Rxf7+ Kg5 43. Kh2 Re3 44. Rg7+ Kf6 45. Rh7 Rxb3 46. Rxh5 Rb4 47. Kh3 Kg6 48. Rd5 Rxc4 49. Rd6+ Kf5 50. Rxb6 Rxa4 51. Rb5 Rc4 52. Rxa5 Ke4 53. Kg4 Rc3 54. Ra8 Rg3+ 55. Kh4 Rxg2 56. Re8+ Kd4 57. Rd8+ Kc3 58. Rf8 c4 59. Rxf4 Rg8 0-1
2025.02.18 Titled Tue 18th Feb Late
175878 Zampronha, W (2157) Demchenko, Yaroslav (2201) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. g4 h6 6. h3 c6 7. Be3 Be7 8. Qd2 b5 9. Bd3 Bb7 10. Ne2 exd4 11. Nexd4 c5 12. Nxb5 Nxe4 13. Qe2 O-O 14. O-O-O a6 15. Bxe4 Bxe4 16. Nxd6 Bxd6 17. Rxd6 Qe7 18. Rhd1 Rfd8 19. Ne1 Bg6 20. Qd2 Ra7 21. Bxc5 Nxc5 22. Rxd8+ Kh7 23. Qd6 Qxd6 24. R8xd6 Ne4 25. Rd7 Rxd7 26. Rxd7 Nxf2 27. c4 Nxh3 28. c5 Be4 29. Rxf7 Ng5 30. Re7 Bc6 31. Nd3 Kg8 32. Nb4 Bf3 33. c6 Bxg4 34. c7 Kf8 35. Re5 Nf7 36. Re4 Bf5 37. Rf4 Be6 38. Nxa6 g5 39. Nc5 Bc8 40. Rd4 1-0
2025.02.18 Titled Tue 18th Feb Late
176002 Demchenko, Yaroslav (2201) Weidenhoefer, Max (2044) 1-0
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Be7 5. Bb2 O-O 6. Nc3 c6 7. d4 b6 8. Bd3 Bb7 9. O-O Nbd7 10. Ne5 Nxe5 11. dxe5 Nd7 12. f4 f6 13. Qh5 f5 14. Ne2 Nc5 15. Rad1 Qe8 16. Qxe8 Rfxe8 17. Nd4 Kf7 18. cxd5 cxd5 19. Bb5 Red8 20. g4 g6 21. h3 a6 22. Be2 Rac8 23. Rc1 Ne4 24. Kh2 Bb4 25. gxf5 gxf5 26. Bh5+ Ke7 27. Rg1 Rxc1 28. Rg7+ Kf8 29. Rf7+ Kg8 30. Bxc1 Bc8 31. Nc6 Rf8 32. Rc7 Bc5 33. b4 Kh8 34. bxc5 bxc5 35. Ne7 d4 36. exd4 cxd4 37. Nxc8 d3 38. Nd6 d2 39. Bxd2 Nxd2 40. Nf7+ Kg8 41. Ng5 Rb8 42. Bf7+ Kh8 43. Bxe6 Rb2 44. Rxh7# 1-0
2025.02.18 Titled Tue 18th Feb Late
176230 Garg, Priyansh (2102) Demchenko, Yaroslav (2201) 0-1
1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e3 a6 5. dxc5 Nc6 6. a3 e5 7. Bg5 Bxc5 8. Bxf6 gxf6 9. Qxd5 Qb6 10. Ne4 Be7 11. O-O-O Be6 12. Qd3 Rc8 13. Nd6+ Bxd6 14. Qxd6 Rd8 15. Qxd8+ Nxd8 16. Ne2 O-O 17. Nc3 Nc6 18. Ne4 Kg7 19. Bd3 Rc8 20. Nd6 Rc7 21. Ne8+ Kf8 22. Nxc7 Qxc7 23. Bxh7 Na5 24. Bd3 b5 25. h4 b4 26. axb4 Nc6 27. h5 Nxb4 28. h6 Kg8 29. h7+ Kh8 30. c3 f5 31. Bb1 e4 32. Rd4 Nd3+ 33. Bxd3 exd3 34. Rxd3 Qa5 35. Kd2 Qb6 36. Ke2 Qxb2+ 37. Rd2 Bc4+ 38. Ke1 Qa1+ 39. Rd1 Qxc3+ 40. Rd2 a5 41. g4 a4 0-1
2025.02.18 Titled Tue 18th Feb Late
176442 Demchenko, Yaroslav (2201) Ambartsumova, K (2405) 0-1
1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 O-O 5. e3 Ne4 6. c4 c5 7. Bd3 d5 8. Nbd2 Nxd2 9. Qxd2 Nc6 10. dxc5 Bxb2 11. Qxb2 Qa5+ 12. Qd2 Qxc5 13. cxd5 Qxd5 14. Be2 Qxd2+ 15. Nxd2 Bf5 16. O-O Rfd8 17. Nc4 b5 18. Bf3 Rac8 19. Na3 a6 20. Rac1 Nb4 21. Bb7 Rxc1 22. Rxc1 Rd2 23. Nb1 Rxa2 24. Nc3 Rb2 25. e4 Be6 26. h3 Bxb3 27. Nd5 Nxd5 28. exd5 Bc4 29. Bxa6 Bxd5 30. Rc7 e6 31. h4 h5 32. Bb7 b4 33. Bxd5 exd5 34. Rd7 Rd2 35. Rb7 Rd4 36. g3 Kg7 37. Kf1 Re4 38. f3 Re3 39. Kf2 Rb3 40. Rd7 Rd3 41. Rb7 b3 42. Ke2 Rc3 43. Rb5 d4 44. Rb4 Re3+ 45. Kf2 Rc3 46. Ke2 Rc2+ 47. Kd3 Rg2 48. Rxb3 Rxg3 49. Kxd4 Rh3 50. Ke4 Rxh4+ 51. f4 g5 52. Kf5 gxf4 53. Rb1 Rg4 54. Rh1 Kh6 55. Rh3 Rg3 56. Rh1 f3 57. Kf6 f2 58. Kxf7 Rg1 59. Rh2 f1=Q+ 60. Ke8 Qe1+ 61. Kf8 Rf1+ 62. Kg8 Qe8# 0-1
2025.02.18 Titled Tue 18th Feb Late
176478 Pavlidou, E (2160) Demchenko, Yaroslav (2201) 0-1
1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 Bd6 9. O-O O-O 10. Rc1 Qb8 11. Bf4 c6 12. Ne2 Bg4 13. b4 Ne4 14. h3 Bh5 15. g4 Bg6 16. a4 f5 17. g5 Bh5 18. Ng3 Bxf3 19. Qxf3 Nd2 20. Qe2 Nxf1 21. Nxf5 Bxf4 22. exf4 Qxf4 23. Qe6+ Kh8 24. Qxd7 Rxf5 25. Rxf1 Rxg5+ 26. Kh1 Qf3+ 27. Kh2 Qg2# 0-1
2025.02.18 Titled Tue 18th Feb Late
176676 Melikyan, Gnel (2217) Demchenko, Yaroslav (2201) 0-1
1. Na3 c5 2. b3 Nc6 3. Bb2 d6 4. e3 e5 5. Nf3 g6 6. d4 exd4 7. exd4 Bg7 8. Qd2 Nge7 9. O-O-O O-O 10. dxc5 dxc5 11. Bxg7 Qxd2+ 12. Rxd2 Kxg7 13. Nb5 Bg4 14. Be2 a6 15. Nd6 b5 16. h3 Bxf3 17. Bxf3 Rad8 18. c3 b4 19. cxb4 cxb4 20. Rhd1 a5 21. Nc4 Rxd2 22. Rxd2 a4 23. Rd6 Rc8 24. Nb6 Rc7 25. Nxa4 Nd4+ 26. Kd1 Nef5 27. Rd5 Rc2 28. Ke1 Rxa2 29. Be4 Ra1+ 30. Kd2 Nxb3+ 31. Kc2 Nfd4+ 32. Kb2 Rxa4 33. Rd7 Ra3 34. Bd5 Nc5 35. Rxf7+ Kh6 36. Rc7 Na4+ 37. Kb1 Nc3+ 38. Kb2 Nxd5 39. Rd7 Rb3+ 40. Ka2 Nc3+ 0-1
2025.02.11 Titled Tue 11th Feb Early
179247 Biastoch, Bennet (2213) Demchenko, Yaroslav (2201) 1-0
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bf4 O-O 7. Qd2 Re8 8. O-O-O a6 9. f3 Nc6 10. g4 Nxd4 11. Qxd4 Be6 12. h4 Nd7 13. g5 Nf8 14. Nd5 Bxd5 15. exd5 Ng6 16. Bg3 Bxg5+ 17. Kb1 Bf6 18. Qg4 Qc8 19. Qa4 b5 20. Qb3 Be5 21. h5 Bxg3 22. hxg6 hxg6 23. f4 Bf2 24. Bh3 Qd8 25. Qf3 Bh4 26. f5 g5 27. Rdg1 Qf6 28. a3 Re5 29. Qc3 Qe7 30. f6 Qxf6 31. Qxc7 Rae8 32. Bg4 Re1+ 33. Ka2 Qf4 34. Bd7 R8e7 35. Qc8+ Kh7 36. Bf5+ g6 37. Bd3 Rxg1 38. Rxg1 Qd4 39. Rf1 Qxd5+ 40. b3 Qe6 41. Qxa6 Qd7 42. Qa8 Kg7 43. Qd5 b4 44. Qd4+ Kh7 45. Qxb4 Bg3 46. Rh1+ Kg7 47. Qb8 Re8 48. Qb6 Be5 49. Qf2 g4 50. Qh4 Kf8 51. Rf1 Kg7 52. Rh1 Kf8 53. Rf1 Kg7 54. Bc4 f5 55. Rh1 Kf8 56. Qg5 Qg7 57. Rh6 Bf6 58. Qxg6 Qxg6 59. Rxg6 Ke7 60. Bd3 Be5 61. Bxf5 g3 62. a4 Rh8 63. b4 Kd8 64. a5 Kc7 65. b5 Ra8 66. a6 Kb6 67. Bd3 Rc8 68. Kb3 Rc3+ 69. Kb4 Rc8 70. c4 Rf8 71. Be4 Rf4 72. Bd5 Rf2 73. Rg8 Rb2+ 74. Ka3 Rb1 75. Rb8+ Kc7 76. Rb7+ Kc8 77. a7 Ra1+ 78. Kb3 Bd4 79. Rb8+ Kc7 80. a8=Q Rxa8 81. Rxa8 g2 82. Bxg2 Bb6 83. Rg8 1-0
2025.02.11 Titled Tue 11th Feb Early
179386 Demchenko, Yaroslav (2201) Shafer, Logan C (2162) 0-1
1. Nf3 Nf6 2. b3 b6 3. Bb2 Bb7 4. e3 e6 5. d4 d5 6. Bd3 Nbd7 7. Nbd2 Bd6 8. c4 O-O 9. Ne5 dxc4 10. bxc4 c5 11. Ndf3 cxd4 12. exd4 Qc7 13. Qe2 Rac8 14. O-O Ba8 15. Rac1 Qb7 16. Rfd1 h6 17. Ba1 Rfd8 18. Rb1 Qc7 19. Rbc1 Nf8 20. Bb1 N6d7 21. d5 Nxe5 22. Nxe5 exd5 23. Bb2 Re8 24. cxd5 Qe7 25. Rxc8 Rxc8 26. Qh5 g6 27. Nxg6 fxg6 28. Bxg6 Qg5 29. Bf7+ Kh7 30. Qf3 Ng6 31. Qe4 Qh5 32. h3 Qxd1+ 0-1
2025.02.11 Titled Tue 11th Feb Early
179687 Ocampos, I (2219) Demchenko, Yaroslav (2201) 1-0
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bf4 O-O 7. Qd2 Re8 8. O-O-O a6 9. f3 Nc6 10. g4 Nxd4 11. Qxd4 Be6 12. Kb1 Nd7 13. h4 Bf6 14. Qd2 Ne5 15. Be2 Bc4 16. Bxe5 Bxe2 17. Bxf6 Qxf6 18. Qxe2 c6 19. Qd3 Red8 20. g5 Qe5 21. Ne2 b5 22. f4 Qe7 23. h5 Re8 24. Ng3 Rad8 25. g6 fxg6 26. hxg6 hxg6 27. f5 gxf5 28. Nxf5 Qxe4 29. Qh3 Kf7 30. Nxd6+ Rxd6 31. Rxd6 Qe1+ 32. Rd1 1-0
2025.02.11 Titled Tue 11th Feb Early
180299 Khajavi, A (2303) Demchenko, Yaroslav (2201) 1-0
1. d4 Nf6 2. c3 d6 3. Bf4 g6 4. Nd2 Bg7 5. e4 O-O 6. Ngf3 c5 7. Bd3 cxd4 8. cxd4 a6 9. h3 b5 10. O-O Bb7 11. Re1 Nbd7 12. Rc1 Re8 13. a3 e5 14. dxe5 dxe5 15. Bh2 Nh5 16. Nb3 Nf4 17. Bf1 Rc8 18. Rxc8 Qxc8 19. Na5 Ba8 20. b4 Nf6 21. Bxf4 exf4 22. e5 Nd5 23. Qd4 Qc3 24. Qa7 Nxb4 25. Qd7 Bc6 26. Nxc6 Qxc6 27. e6 fxe6 28. Qa7 Nd5 29. Ng5 Re7 30. Qb8+ Qe8 31. Qd6 Nc7 32. Rc1 Qd7 33. Qb6 h6 34. Ne4 Kh7 35. a4 bxa4 36. h4 Nd5 37. Qa5 Nf6 38. Nxf6+ Bxf6 39. h5 g5 40. Qxa6 g4 41. Bd3+ Kg7 42. Bb5 Qd5 43. Bc6 Qxh5 44. Qd3 a3 45. Qxa3 Bd4 46. Qxe7+ Kg6 47. Be8+ Kf5 48. Bxh5 1-0
2025.02.11 Titled Tue 11th Feb Early
180519 Demchenko, Yaroslav (2201) Herrera, Jua (2230) 1-0
1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 4. e3 Be7 5. c4 c5 6. Nc3 O-O 7. cxd5 exd5 8. Rc1 Nc6 9. Na4 Nd7 10. d4 cxd4 11. Nxd4 Nxd4 12. Qxd4 Nf6 13. Bd3 Be6 14. O-O Ne8 15. Qf4 Bd6 16. Be5 Bxe5 17. Qxe5 Rc8 18. Nc5 Qe7 19. Nxe6 Rxc1 20. Rxc1 fxe6 21. e4 dxe4 22. Bxe4 Nd6 23. Bd3 Nf5 24. Rc7 Qf6 25. Qxf6 Rxf6 26. Rxb7 a5 27. Ra7 1-0
2025.02.11 Titled Tue 11th Feb Early
180795 Quispe Santacruz, J (1810) Demchenko, Yaroslav (2201) 0-1
1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. Nc3 Nf6 5. d3 c6 6. Be3 O-O 7. O-O Bg4 8. h3 Bh5 9. Bb3 Nbd7 10. Re1 Re8 11. a3 Nf8 12. Bg5 Qd7 13. Qe2 h6 14. Bh4 Ng6 15. Bg3 d5 16. exd5 cxd5 17. Bh4 Nxh4 18. Nxh4 Bxe2 19. Rxe2 a6 20. Rae1 Bc5 21. Rxe5 Rxe5 22. Rxe5 Bd4 23. Re1 Bxc3 24. bxc3 Rc8 0-1
2025.02.11 Titled Tue 11th Feb Early
181136 Demchenko, Yaroslav (2201) Nersissian, G (2035) 1-0
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Be7 5. Bb2 O-O 6. Nc3 b6 7. cxd5 Nxd5 8. Nxd5 exd5 9. d4 Bg4 10. Be2 Nd7 11. O-O Rc8 12. Qd2 c5 13. dxc5 Nxc5 14. Rfd1 Ne4 15. Qxd5 Qxd5 16. Rxd5 Rc2 17. Bd3 Rxf2 18. Bd4 Nf6 19. Re5 Bxf3 20. Kxf2 Ng4+ 21. Kxf3 Nxe5+ 22. Bxe5 Rd8 23. Bd4 h6 24. Rc1 1-0
2025.02.11 Titled Tue 11th Feb Early
181534 Eilers, S (2280) Demchenko, Yaroslav (2201) 0-1
1. Nf3 g6 2. d4 Bg7 3. c3 Nf6 4. Bg5 O-O 5. Nbd2 d6 6. e4 c5 7. dxc5 dxc5 8. Bc4 Nc6 9. O-O a6 10. a4 Qc7 11. Re1 Rd8 12. Qc2 Bg4 13. Bh4 Nh5 14. h3 Bxf3 15. Nxf3 h6 16. Nh2 g5 17. Be2 Be5 18. Nf1 Nf4 19. Bg3 Rd7 20. Bg4 e6 21. Ne3 h5 22. Bf3 h4 23. Bxf4 Bxf4 24. Nf1 Ne5 25. Be2 Rad8 26. Red1 c4 27. g3 hxg3 28. fxg3 Bxg3 29. Nxg3 Nd3 30. Nh5 Qc5+ 31. Kh1 Nf2+ 32. Kg2 Rxd1 33. Rxd1 Nxd1 34. Bxd1 Qe3 35. Nf6+ Kg7 36. Nh5+ Kh8 37. Bf3 Rd2+ 38. Qxd2 Qxd2+ 39. Kg3 Qxb2 40. Nf6 Qxc3 41. Nd7 Qd2 42. Ne5 c3 43. Nxf7+ Kg7 44. Nxg5 Qxg5+ 0-1
2025.02.11 Titled Tue 11th Feb Early
181899 Guerra Tulcan, L (2310) Demchenko, Yaroslav (2201) 0-1
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Bd3 Be7 6. O-O O-O 7. b3 c5 8. Ne2 Nc6 9. Bb2 d5 10. exd5 Nxd5 11. Ng3 Bf6 12. Bxf6 Nxf6 13. Nd2 Bg4 14. Qc1 Ne5 15. Be4 Nxe4 16. Ndxe4 b6 17. h3 Bd7 18. Rd1 Qc7 19. Qg5 Ng6 20. Nh5 Bc6 21. Nef6+ Kh8 22. Nxg7 Qf4 23. Qxf4 Nxf4 24. Ngh5 Nxg2 25. Rd6 Bf3 26. Rd3 Nh4 27. Kh2 Rad8 28. Nd7 Rg8 29. Ng3 f5 30. Rg1 Bc6 31. Ne5 Rxd3 32. cxd3 Nf3+ 33. Nxf3 Bxf3 34. Nxf5 Rd8 35. Re1 Bh5 36. Re3 Bg6 37. Ne7 Bxd3 38. Nc6 Rd6 39. Ne5 Bg6 40. Nxg6+ hxg6 41. Re8+ Kg7 42. Re7+ Kf6 43. Rxa7 Ke5 44. Kg3 Kd4 45. f4 b5 46. Rb7 c4 47. bxc4 bxc4 48. Rc7 Kd3 49. a4 c3 50. a5 c2 51. Kg4 Rd4 52. Kg5 Rc4 53. Rd7+ Ke2 54. Re7+ Kf2 55. Kxg6 c1=Q 56. f5 Rc6+ 57. f6 Qc3 58. Rf7 Qxa5 59. h4 Qd2 60. h5 Qd3+ 61. Kg7 Qg3+ 62. Kh6 Qf4+ 63. Kg6 Qg4+ 64. Kh6 Rc5 65. Rh7 Rxh5# 0-1
2025.02.11 Titled Tue 11th Feb Early
181973 Demchenko, Yaroslav (2201) De Boer, Eelke (2409) 0-1
1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Bd6 5. Bb2 O-O 6. d4 Ne4 7. Bd3 Bb4+ 8. Nbd2 f5 9. O-O c6 10. Rc1 Nd7 11. a3 Bd6 12. Ne5 Nxe5 13. dxe5 Be7 14. f3 Nc5 15. Bc2 a5 16. Qe2 Bd7 17. e4 dxe4 18. fxe4 f4 19. Rf3 Be8 20. Qf2 Bh5 21. Rc3 Na6 22. Nf3 Bc5 23. Rd3 Bxf2+ 24. Kxf2 Qe7 25. Nd4 Rad8 26. b4 axb4 27. axb4 Nxb4 28. Ba3 Nxd3+ 0-1
2025.02.11 Titled Tue 11th Feb Early
182244 Namitbir, Singh Walia (2347) Demchenko, Yaroslav (2201) 1-0
1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. O-O Nf6 5. d4 exd4 6. Qxd4 Nc6 7. Qe3 O-O 8. Nc3 Be6 9. Bb3 h6 10. h3 Re8 11. Re1 Bf8 12. Qd3 Ne5 13. Nxe5 dxe5 14. Nd5 c6 15. Nxf6+ Qxf6 16. Be3 Red8 17. Qc3 Qg6 18. Bxe6 Qxe6 19. a4 b6 20. Red1 Rd7 21. Rxd7 Qxd7 22. Qxe5 Re8 23. Qf4 Bd6 24. Qf3 Qe6 25. a5 Qxe4 26. Qxe4 Rxe4 27. axb6 axb6 28. Ra6 Rc4 29. c3 b5 30. Bd4 b4 31. b3 Rxc3 32. Bxc3 bxc3 33. Rxc6 Bb4 34. Kf1 1-0
2024.09.08 6th Bamberg Open 2024
378329 Pribyl, Jo (2190) Demchenko, Yaroslav (2019) 1-0
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. d4 Nc6 7. O-O e5 8. d5 Nb8 9. e4 a5 10. Ne1 Na6 11. Nd3 Nd7 12. f4 f5 13. fxe5 Nxe5 14. Nxe5 Bxe5 15. Bh6 Rf7 16. Qd2 Nc5 17. Rae1 Bd7 18. Bf4 Bxf4 19. Rxf4 Qg5 20. e5 dxe5 21. Rxe5 Re7 22. Rxe7 Qxe7 23. Rf2 Re8 24. Re2 Qf8 25. Rxe8 Qxe8 26. Kf2 f4 27. gxf4 Bf5 28. Kg1 Qe7 29. Bf1 Bg4 30. Qd4 Bf3 31. Qe5 Qd7 32. Qe3 Qg4+ 33. Kf2 1-0
2024.09.07 6th Bamberg Open 2024
378204 Pienski, O (1916) Demchenko, Yaroslav (2019) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bf5 6. Be2 cxd4 7. cxd4 Bxb1 8. Rxb1 e6 9. a3 Bd6 10. O-O Nge7 11. b4 Nf5 12. Bb2 O-O 13. Re1 Bc7 14. b5 Nce7 15. Rc1 Bb6 16. a4 Rad8 17. Bc4 Qd6 18. Qb3 Bxd4 19. Bxd4 Nxd4 20. Nxd4 Qxd4 21. Bxe6 Qf6 1/2-1/2
2024.09.07 6th Bamberg Open 2024
378272 Demchenko, Yaroslav (2019) Mueller, Milo (1836) 1-0
1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Ng8 9. Bd4 Nh6 10. e6 O-O 11. Bxg7 Kxg7 12. Qd4+ Kg8 13. Qd2 Ng4 14. h3 Nf6 15. exd7 Qxd7 16. Bd3 Rb8 17. b3 Rd8 18. O-O-O Qd6 19. Kb1 Qb4 20. Qe1 Be6 21. Ne4 Nxe4 22. Qxe4 Qxe4 23. Bxe4 Bd5 24. Rhe1 Kf8 25. Kb2 e6 26. a4 Ke7 27. f3 Rb4 28. Kc3 a5 29. Bd3 Rb6 30. Rd2 Rdb8 31. f4 Kd6 32. g4 Re8 33. Rf2 f6 34. f5 gxf5 35. Bxf5 Rb7 36. Bd3 Rf8 1-0
2024.09.06 6th Bamberg Open 2024
378140 Demchenko, Yaroslav (2019) Lehmann, Mart (1957) 1-0
1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. f3 Bd7 8. Qd2 a6 9. Bc4 Rc8 10. Bb3 h5 11. Nd5 Na5 12. Ne2 Nxb3 13. axb3 Rc6 14. c3 Kf8 15. O-O Nf6 16. Nxf6 Bxf6 17. f4 e5 18. Rad1 Be6 19. fxe5 Bxe5 20. Nd4 Bxd4 21. Qxd4 Rh7 22. c4 Qe7 23. Bf4 Bg4 24. Rd2 1-0
2024.09.05 6th Bamberg Open 2024
377964 Demchenko, Yaroslav (2019) Hrebenshchykova, Yelyzaveta (2299) 1/2-1/2
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Nf6 7. g4 Nxd4 8. Bxd4 e5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. Be3 Nxg4 12. Nd5 Nxe3 13. fxe3 Be7 14. Qf3 Rc8 15. c3 Bh4+ 16. Kd2 O-O 17. Rhg1 f5 18. Qh3 Qb5 19. Qxh4 Qxb2+ 20. Kd3 Qb5+ 21. Kd2 fxe4 22. Ne7+ Kh8 23. Ng6+ Kg8 24. Ne7+ Kh8 25. Ng6+ Kg8 26. Ne7+ Kh8 27. Ng6+ 1/2-1/2
2024.09.05 6th Bamberg Open 2024
378038 Zeller, F (2328) Demchenko, Yaroslav (2019) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Bd6 5. d3 Nf6 6. Bc4 O-O 7. Nh4 Re8 8. Nf5 Bf8 9. Nc3 d6 10. Ne3 Ne7 11. f4 exf4 12. Rxf4 Be6 13. Rxf6 gxf6 14. Qh5 Ng6 15. Bd2 a6 16. Rf1 Bg7 17. Nf5 Bxf5 18. exf5 Ne5 19. Bd5 Re7 20. Ne4 Qb6 21. Bh6 Qxb2 22. c3 Nxd3 23. Qg4 1-0
2024.09.04 6th Bamberg Open 2024
377929 Bleicher, E (1893) Demchenko, Yaroslav (2019) 0-1
1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bf5 6. Be3 Nf6 7. dxc5 Qxd1+ 8. Kxd1 e5 9. b4 Nd5 10. Bc4 Be6 11. Bxd5 Bxd5 12. Nbd2 f5 13. b5 f4 14. bxc6 bxc6 15. Nxe5 fxe3 16. fxe3 Bxc5 17. e4 Be6 18. Nxc6 O-O 19. Nf3 Bd7 20. Ncd4 Rab8 21. Nb3 Rfc8 22. Nxc5 Rxc5 23. Rc1 Rb2 24. Nd2 Bg4+ 25. Ke1 Ra5 26. Ra1 Ra3 27. h3 Be6 28. Rf1 Rxc3 29. Rb1 Rxb1+ 30. Nxb1 Rc2 31. Nd2 Rxa2 32. Rf3 a5 33. g4 a4 34. Rc3 Ra1+ 35. Ke2 a3 36. Nb3 Bxb3 37. Rxb3 a2 38. Ra3 Rh1 0-1
2023.06.14 Vadim Malakhatko Mem 2023
922944 Demchenko, Yaroslav (1821) Tulchynskyi, Feliks (2246) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O Be7 9. Re1 d6 10. Nxc6 bxc6 11. e5 dxe5 12. Rxe5 O-O 13. Bf4 Bd6 14. Rxe6 Bxe6 15. Bxd6 Qb6 16. Bxf8 Qxb2 17. Na4 Qb5 18. c4 Bxc4 19. Ba3 Nd5 20. Bxd5 cxd5 21. Rb1 Qa5 22. Nb6 Re8 23. Nxc4 dxc4 24. Qf3 h6 25. Rc1 Qa4 26. Qc3 Rc8 27. Bb2 f6 28. a3 Kh8 29. Qb4 Qc6 30. Bc3 Qd5 31. Qe7 Qg5 32. Rd1 Kh7 33. Qe4+ Kh8 34. Qe6 Qc5 35. Bxf6 Rg8 36. Bd4 Qb5 37. Qxh6# 1-0
2023.06.14 Vadim Malakhatko Mem 2023
923032 Kuzhilniy, Oleksandr (2220) Demchenko, Yaroslav (1821) 1-0
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 O-O 8. Be2 d6 9. O-O Nxd4 10. Bxd4 Be6 11. Qd2 Rc8 12. b3 Qa5 13. Rfd1 Rfd8 14. Rac1 a6 15. f3 Nd7 16. Bxg7 Kxg7 17. Rc2 f6 18. Kh1 Rb8 19. Rb1 Rdc8 20. b4 Qd8 21. Nd1 Qg8 22. Ne3 Ne5 23. Rbc1 Rc7 24. f4 Nc6 25. b5 Nd8 26. f5 Bf7 27. a4 Rbc8 28. Qd4 Rc5 29. Rc3 Qe8 30. g4 axb5 31. cxb5 Rxc3 32. Rxc3 Rxc3 33. Qxc3 Qd7 34. g5 b6 35. Ng4 gxf5 36. gxf6+ Kg6 37. exf5+ Qxf5 38. Bd3 Bd5+ 39. Kg1 1-0
2023.06.14 Vadim Malakhatko Mem 2023
923108 Karabanovych, Vasyl (1567) Demchenko, Yaroslav (1821) 0-1
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 a5 8. O-O Na6 9. Bg5 h6 10. Bh4 g5 11. Bg3 Nh7 12. Nd2 f5 13. exf5 Bxf5 14. Nde4 Qe8 15. Bg4 Qg6 16. Bxf5 Rxf5 17. f3 Raf8 18. h3 h5 19. Qe2 R8f7 20. a3 Bf8 21. Rab1 Nf6 22. Bf2 Nxe4 23. Nxe4 g4 24. hxg4 hxg4 25. fxg4 Rf4 26. Ng3 Rxg4 27. b4 Rxg3 28. Bxg3 Rxf1+ 29. Qxf1 Qxg3 30. Qf6 Qg7 31. Qxg7+ Bxg7 32. bxa5 Nc5 33. a6 bxa6 34. Rb8+ Kf7 35. Rc8 Bh6 36. Rxc7+ Kf6 37. Rc6 Ke7 38. Rc7+ Kd8 39. Rh7 Bf4 40. Kf2 e4 41. g3 Be5 42. g4 Bd4+ 43. Ke2 Nd3 44. g5 Nf4+ 45. Ke1 e3 0-1
2023.06.14 Vadim Malakhatko Mem 2023
923143 Demchenko, Yaroslav (1821) Pavlov, S2 (2474) 0-1
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Bc4 Nb6 5. Bb3 dxe5 6. Qh5 e6 7. dxe5 a5 8. a4 Na6 9. Nc3 Nc5 10. Bg5 Be7 11. Rd1 Bd7 12. Nf3 Nxb3 13. cxb3 Bxg5 14. Nxg5 Qe7 15. O-O h6 16. Nge4 O-O-O 17. Rc1 Bc6 18. Qe2 Rd4 19. Nb5 Rxe4 20. Na7+ Kd7 21. Rfd1+ Ke8 22. Qd3 Rxe5 23. Rxc6 Rd5 24. Qe2 Rxd1+ 25. Qxd1 bxc6 26. Nxc6 Qd6 0-1
2023.06.14 Vadim Malakhatko Mem 2023
923265 Pustovit, Maksym (1621) Demchenko, Yaroslav (1821) 0-1
1. e4 c5 2. b4 cxb4 3. a3 d5 4. exd5 Qxd5 5. Nf3 Bg4 6. axb4 Nc6 7. Nc3 Qd7 8. Bb5 e6 9. h3 Bxf3 10. Qxf3 Bxb4 11. Qg4 Bf8 12. O-O Nf6 13. Qf3 Be7 14. Bb2 O-O 15. Rad1 Nd4 16. Qd3 Nxb5 17. Qxd7 Nxd7 18. Nxb5 a6 19. Nc3 Bf6 20. d4 Rac8 21. Rd3 Nb6 22. Rfd1 Nd5 23. Nxd5 exd5 24. Ba3 Rfe8 25. c3 Re2 26. Rc1 b5 27. Bb4 Rc4 28. Kf1 Re6 29. f4 Rec6 30. Re1 Rc8 31. Re2 g6 32. g4 h6 33. f5 Ra8 34. fxg6 fxg6 35. Re6 Kg7 36. Rf3 Bg5 37. Be7 Rc7 38. Bxg5 hxg5 39. Rd6 a5 40. Rxd5 a4 41. Rxb5 a3 42. Rb1 a2 43. Ra1 Rb7 44. Ke2 Ra3 45. Kd3 Rb2 46. d5 Ra5 47. c4 Ra3+ 48. Ke4 Re2+ 49. Kd4 Rxf3 50. d6 Rd2+ 51. Kc5 Rb3 52. Kc6 Rb1 53. Rxa2 Rxa2 54. d7 Rd1 55. c5 Rc2 56. Kc7 Rxc5+ 57. Kd8 Rcd5 58. Ke8 Rxd7 59. h4 Rd8+ 60. Ke7 R1d7+ 61. Ke6 gxh4 62. g5 h3 63. Ke5 h2 64. Ke6 h1=Q 65. Ke5 Qh2+ 66. Ke6 Qd6# 0-1
2023.06.14 Vadim Malakhatko Mem 2023
923315 Shinkarev, M (2142) Demchenko, Yaroslav (1821) 1-0
1. c4 c5 2. e3 e5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. Nge2 Nge7 7. a3 O-O 8. Rb1 a5 9. b3 d6 10. Bb2 Be6 11. Nd5 Rb8 12. d4 b5 13. Nxe7+ Nxe7 14. d5 Bf5 15. e4 Bg4 16. f3 Bd7 17. O-O b4 18. a4 f5 19. f4 fxe4 20. fxe5 Bxe5 21. Bxe5 dxe5 22. Rxf8+ Qxf8 23. d6 Nf5 24. Qd5+ Qf7 25. Qxc5 Qe6 26. Rd1 Rc8 27. Qxa5 Ne3 28. Re1 Nxg2 29. Kxg2 e3 30. Kg1 Bc6 31. Qb6 Qf6 32. Qxe3 Qxd6 33. Nc1 e4 34. Ne2 Rf8 35. Nf4 Rd8 36. c5 Qd2 37. Qxd2 Rxd2 38. a5 Ra2 39. Ne6 Rxa5 40. Rc1 Ra3 41. Nd4 1-0
2023.06.14 Vadim Malakhatko Mem 2023
923409 Demchenko, Yaroslav (1821) Toroptseva, Yevheniia (1807) 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. Bd3 O-O 10. O-O d4 11. Ne2 h6 12. f4 e5 13. h3 exf4 14. Bxf4 Re8 15. Ng3 Ne5 16. Nh5 Nxh5 17. Qxh5 Nxd3 18. cxd3 Be6 19. Rf3 Rc8 20. Raf1 Rc2 21. Rg3 Kf8 22. Be5 Ke7 23. Bxg7 Kd7 24. Bf6 Qb6 25. b4 Ra2 26. Qxh6 Kc8 27. Rc1+ Kb8 28. Qf4+ Ka8 29. Qc7 Qxc7 30. Rxc7 Rxa3 31. Rg5 a6 32. b5 Rxd3 33. bxa6 bxa6 34. Ra5 Bc8 35. Rd5 Rd1+ 36. Kh2 Kb8 37. Rc4 Be6 38. Rcxd4 Bxd5 39. Rxd1 Bxe4 40. h4 Bg6 41. g4 Re3 42. h5 Be4 43. h6 Bf3 44. Rd8+ Kc7 45. Rf8 Bxg4 46. h7 Rh3+ 47. Kg2 Rxh7 48. Kg3 Be6 49. Kf4 Kb6 50. Rb8+ Kc7 51. Be5+ Kc6 52. Ra8 Rh4+ 53. Kg5 Ra4 54. Kf6 Ra2 55. Bc3 Kb5 56. Rb8+ Kc4 57. Be5 a5 58. Rb2 Rxb2 59. Bxb2 Kb3 60. Bc1 a4 0-1
2023.06.14 Vadim Malakhatko Mem 2023
923546 Demchenko, Yaroslav (1821) Morozov, Artem 1-0
1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. c3 Nc6 7. O-O Qb6 8. Bc2 Be7 9. a3 O-O 10. b4 cxb4 11. cxb4 a5 12. Qd3 g6 13. b5 Nd8 14. a4 Re8 15. Bg5 Qc7 16. Bxe7 Rxe7 17. Nbd2 Nb6 18. Rac1 Qb8 19. Ng5 Rc7 20. Qh3 f5 21. exf6 e5 22. Qh4 e4 23. f7+ Rxf7 24. Nxf7 Nxf7 25. Bb3 Bf5 26. Qe7 Qd8 27. Qxb7 Nd6 28. Bxd5+ Kh8 29. Qc7 Qxc7 30. Rxc7 Nxd5 31. Rc5 Nb4 32. Nc4 Nxc4 33. Rxc4 e3 34. fxe3 Bd3 35. Rfc1 Bxc4 36. Rxc4 Re8 37. b6 Rb8 38. Rc5 Rxb6 39. Rxa5 Nc2 40. Re5 Ra6 41. a5 Nb4 42. Rb5 Nd3 43. Kf1 Re6 44. Ke2 Nf4+ 45. Kf3 Nh5 46. Rb6 Re7 47. a6 Ra7 48. Rb8+ Kg7 49. Rb7+ 1-0
2023.06.14 Vadim Malakhatko Mem 2023
923574 Petrova, I (2108) Demchenko, Yaroslav (1821) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. Bxc6 dxc6 5. d3 f6 6. Nc3 Be6 7. Be3 Qd7 8. b3 g5 9. Nd2 O-O-O 10. a4 Ne7 11. Bxc5 Ng6 12. Bxa7 Nf4 13. O-O h5 14. Bb6 Re8 15. a5 Rg8 16. a6 bxa6 17. Rxa6 Bd6 18. Qa1 Bb8 19. Ra8 Qb7 20. Be3 g4 21. Bxf4 exf4 22. Nc4 Kd7 23. d4 f3 24. g3 Bxc4 25. bxc4 h4 26. d5 c5 27. Qa4+ Kc8 28. Rb1 Qc7 29. Rbxb8+ Qxb8 30. Qc6+ 1-0
2021.07.17 Kyiv Spring 2021
1113373 Gavrish, L (2025) Demchenko, Yaroslav (1698) 0-1
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 Nc6 10. Be3 Nh5 11. f4 Nf6 12. Bf3 Ng4 13. Bxg4 Bxg4 14. Nxc6 Qd7 15. Qd3 Qxc6 16. Bd4 f6 17. Nd5 Be6 18. Rac1 Bxd5 19. cxd5 Qd7 20. Rfe1 Re7 21. Rc4 Rae8 22. h3 f5 23. Bxg7 fxe4 24. Qd4 Rxg7 25. Qxa7 Rge7 26. Qxb7 e3 27. Re2 Qf5 28. Qb5 Rf8 29. a4 Qb1+ 30. Kh2 Qf1 31. Rcc2 Qxf4+ 32. g3 Qf1 33. b4 Ref7 34. Rg2 Qb1 35. Rce2 Rf1 36. g4 Rh1+ 37. Kg3 Qe4 0-1
2021.07.16 Kyiv Spring 2021
1113309 Demchenko, Yaroslav (1698) Gromosiak, Antonii 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 g6 6. c4 Bg7 7. Nc3 O-O 8. Be3 Nc6 9. Qd2 a6 10. Be2 Bd7 11. O-O Rc8 12. Rfd1 Nxd4 13. Bxd4 Be6 14. b3 Nd7 15. Bxg7 Kxg7 16. f4 Nc5 17. Rf1 f5 18. Qd4+ Kg8 19. exf5 Bxf5 20. Bf3 b5 21. cxb5 axb5 22. Rfe1 h6 23. Rad1 Re8 24. Nd5 Kf7 25. h3 e6 26. Ne3 e5 27. Bd5+ Kf8 28. fxe5 dxe5 29. Qb4 Qb6 30. Rf1 Kg7 31. Kh1 Be6 32. Qh4 Bxd5 33. Nxd5 Qb7 34. Qf6+ Kh7 35. Qf7+ Qxf7 36. Rxf7+ Kg8 37. Rdf1 Ne4 38. Kh2 Rc1 39. Rxc1 Kxf7 40. Nc7 Rb8 41. Re1 Nc3 42. Rxe5 Nxa2 43. Rxb5 Rxb5 44. Nxb5 Kf6 45. Kg3 Kf5 46. Nd4+ Ke4 47. Nf3 Nb4 48. Nh4 g5 49. Ng6 Kf5 50. Ne7+ Kf6 51. Nc8 Kf5 52. Nd6+ Ke6 53. Nc4 Kf5 54. Kf3 h5 55. Ne3+ Ke5 56. Nf1 Kf5 57. Ng3+ Kg6 58. Ke4 h4 59. Nf5 Kf6 60. Ne3 Ke6 61. Kd4 Kf6 62. Nd5+ Nxd5 63. Kxd5 Kf5 64. b4 Kf4 65. b5 Kg3 66. b6 Kxg2 67. b7 Kxh3 68. b8=Q g4 69. Qb1 Kg2 70. Qc2+ Kh3 71. Qd1 1-0
2021.07.15 Kyiv Spring 2021
1113208 Onur, Cigdem (2024) Demchenko, Yaroslav (1698) 1-0
1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qa4 Nd5 7. Qe4 Nc7 8. Nc3 Bg7 9. Bf4 Ne6 10. Bg3 Qa5 11. O-O-O a6 12. h4 b5 13. Kb1 h5 14. Ng5 Bb7 15. Qe3 Bh6 16. f4 Bxg5 17. hxg5 Rc8 18. Be1 Qd8 19. Nd5 O-O 20. g4 hxg4 21. Be2 Kg7 22. Bxg4 Ncd4 23. Rxd4 Nxd4 24. Qxd4 e6 25. Bf3 Bxd5 26. Bxd5 exd5 27. Bc3 Rc4 28. Qxd5 Rxc3 29. bxc3 Rh8 30. Rd1 Qc7 31. Kb2 Rh3 32. Rd3 Rxd3 33. cxd3 Qa7 34. d4 Qc7 35. Qc5 Qb8 36. Kb3 Qh8 37. e6 Qh1 38. Qe5+ Kh7 39. e7 Qb1+ 40. Ka3 a5 41. Qe2 b4+ 42. Ka4 bxc3 43. Qh2+ 1-0
2021.07.14 Kyiv Spring 2021
1113125 Demchenko, Yaroslav (1698) Homeniuk, Ivan (1991) 1/2-1/2
1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. c3 Nc6 7. O-O Qb6 8. Bc2 Be7 9. a3 a5 10. b3 Qc7 11. Re1 b6 12. Nbd2 Ba6 13. Nf1 Rc8 14. Ra2 Bxf1 15. Kxf1 cxd4 16. cxd4 a4 17. Kg1 axb3 18. Bxb3 O-O 19. Bd2 b5 20. Qe2 Qb6 21. Qd3 Na5 22. Rb1 Nc4 23. Ba4 bxa4 24. Rxb6 Ndxb6 25. h3 h6 26. g4 Nxd2 27. Nxd2 Nc4 28. Nxc4 Rxc4 1/2-1/2
2021.07.13 Kyiv Spring 2021
1113036 Podolskyi, Mykhailo (2007) Demchenko, Yaroslav (1698) 1/2-1/2
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c5 7. Be3 cxd4 8. Nxd4 Nc6 9. Be2 Nxd4 10. Bxd4 Be6 11. O-O Qa5 12. b4 Qxb4 13. Rb1 Qa5 14. Rxb7 Rfc8 15. Nd5 Bxd5 16. cxd5 Kf8 17. a4 Rcb8 18. Rb5 Rxb5 19. Bxb5 a6 20. Bc6 Rb8 21. Qe1 Qxe1 22. Rxe1 Bh6 23. e5 Ne8 24. Ba7 Rc8 25. exd6 Nxd6 26. Rb1 Kg7 27. Bd4+ f6 28. Bc5 Rc7 29. Kf2 Nc4 30. Rb7 Rxb7 31. Bxb7 a5 32. Bxe7 Be3+ 33. Ke2 Bb6 34. Bc6 Bc7 35. g3 Nd6 36. Kd3 Kf7 37. Bxd6 Bxd6 38. Bd7 Ke7 39. Be6 h5 40. Kc4 Bb4 41. Kb5 Kd6 42. Bf7 g5 43. h4 gxh4 44. gxh4 Be1 45. f4 f5 46. Bxh5 Bxh4 47. Kxa5 Kxd5 48. Kb5 Ke4 1/2-1/2
2021.07.12 Kyiv Spring 2021
1112870 Muha, Sergey (2231) Demchenko, Yaroslav (1698) 1/2-1/2
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 Nc6 10. Be3 Nh5 11. Nxc6 bxc6 12. Qd2 f5 13. c5 dxc5 14. Qxd8 Rxd8 15. Bc4+ Kh8 16. Bxc5 Bd4+ 17. Bxd4+ Rxd4 18. b3 Nf4 19. Rfd1 Rxd1+ 20. Rxd1 Be6 21. Bxe6 Nxe6 22. exf5 gxf5 23. Re1 Nf4 24. g3 Ng6 25. Re6 Rd8 26. f4 Rd6 27. Re8+ Kg7 28. Ra8 Rd3 29. Na4 Ne7 30. Rxa7 Nd5 31. Nc5 Rd2 32. Ra6 Kg8 33. Kf1 Ne3+ 34. Ke1 Rc2 35. Rxc6 Ng2+ 36. Kd1 Ne3+ 37. Ke1 1/2-1/2
2021.07.12 Kyiv Spring 2021
1112974 Demchenko, Yaroslav (1698) Oyberman, Iliia (1449) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h6 5. g4 Be4 6. f3 Bh7 7. e6 fxe6 8. Bd3 Bxd3 9. Qxd3 Qd6 10. f4 Nd7 11. Qg6+ Kd8 12. Nf3 Kc7 13. Ne5 Nxe5 14. fxe5 Qd7 15. h5 c5 16. c3 cxd4 17. cxd4 Qa4 18. Be3 Qb4+ 19. Nd2 Qxb2 20. Kf2 Rd8 21. Rhb1 Qa3 22. Rb3 Qa4 23. Nf3 Nf6 24. Qc2+ Kb8 25. Rxb7+ Kxb7 26. Rb1+ Ka8 27. Qxa4 Ne4+ 28. Kg1 Rc8 29. Qb3 Nc5 30. dxc5 1-0
2021.07.11 Kyiv Spring 2021
1112811 Demchenko, Yaroslav (1698) Prymak, Mykhailo (1249) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qa5+ 6. c3 e6 7. Bd3 Bxd3 8. Qxd3 Qa6 9. Qd2 Ne7 10. Ne2 Nd7 11. O-O O-O-O 12. Re1 f6 13. Be3 Nf5 14. exf6 gxf6 15. Nf4 e5 16. dxe5 Nxe5 17. Qc2 Nxh4 18. Nd2 Rg8 19. Kh1 Re8 20. g3 Nhf3 21. Qf5+ Kb8 22. Nxf3 Nxf3 23. Bxa7+ Kxa7 24. Rxe8 h4 25. Nxd5 hxg3 26. Qxf3 cxd5 27. Qe3+ b6 28. Rxf8 Rxf8 29. Qe7+ Qb7 30. Qxf8 Qh7+ 31. Kg2 Qh2+ 32. Kf3 Qxf2+ 33. Kg4 Qe2+ 34. Kf5 Qf2+ 35. Ke6 g2 36. Qg7+ Ka6 37. Kf7 f5 38. Qd4 Qf3 39. Rg1 Qh5+ 40. Ke6 Qg6+ 41. Kxd5 Qf7+ 42. Ke5 Qg7+ 43. Kxf5 Qf7+ 44. Kg4 Qg6+ 45. Kf3 Qf5+ 46. Kxg2 1-0