WORLDBASE Player / Joueur IM Katz, Alexander
GameID: 0
298 games / 298 parties
2025.07.15 Titled Tue 15th Jul Late
15309 Katz, Alexander (2355) Comsa, Ciprian-Mihai (1936) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Ba4 Be7 7. dxe5 Nf5 8. Nc3 O-O 9. Nd5 d6 10. Nxe7+ Qxe7 11. Bg5 Qe6 12. exd6 Nxd6 13. Re1 Qg6 14. Bxc6 bxc6 15. Be7 Bh3 16. Nh4 Qg4 17. Qxg4 Bxg4 18. Bxf8 Kxf8 19. h3 Be6 20. Nf3 a5 21. Nd4 Bd5 22. b3 c5 23. Ne2 c4 24. Rad1 Bc6 25. Nd4 Be8 26. Nf3 f6 27. Rd4 cxb3 28. axb3 Bg6 29. c4 a4 30. c5 Nb7 31. Rxa4 Ra5 32. Rxa5 Nxa5 33. b4 1-0
2025.07.15 Titled Tue 15th Jul Late
15488 Zepeda Berlanga, Jan Enrique (2011) Katz, Alexander (2355) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. Nc3 d6 6. h3 g6 7. O-O Bg7 8. a4 O-O 9. Be3 Be6 10. Bxe6 fxe6 11. Kh2 Nh5 12. Qd2 Kh7 13. Ng1 Nd4 14. Nce2 c5 15. b4 cxb4 16. Bxd4 exd4 17. Qxb4 Rc8 18. Nxd4 a5 19. Qb2 Be5+ 20. g3 d5 21. c3 Qd6 22. Nge2 Rf7 23. f4 Bxd4 24. cxd4 Rcf8 25. Rac1 g5 26. e5 Qd8 27. Qd2 gxf4 28. Nxf4 Qg5 29. Rf2 Qxg3+ 30. Kh1 Rxf4 31. Rh2 Rf1+ 0-1
2025.07.15 Titled Tue 15th Jul Late
15675 Svane, R (2619) Katz, Alexander (2355) 1-0
1. Nf3 d5 2. g3 Nf6 3. Bg2 Bg4 4. O-O e6 5. h3 Bh5 6. d4 Be7 7. c4 c6 8. Nc3 O-O 9. Qb3 Qb6 10. Rd1 Nbd7 11. Nh4 Bg6 12. Nxg6 hxg6 13. e3 Rfd8 14. Bd2 Qxb3 15. axb3 a6 16. Kf1 Kf8 17. Ke2 Rac8 18. Rac1 b5 19. Ra1 Ra8 20. Ra2 Rdb8 21. Rda1 bxc4 22. bxc4 Nb6 23. c5 Nc4 24. Bc1 a5 25. Kd3 Nd7 26. Kc2 Bxc5 27. b3 Nxe3+ 28. fxe3 Bb4 29. Ba3 c5 30. Bxb4 Rxb4 31. dxc5 Nxc5 32. Rxa5 Rxa5 33. Rxa5 Nxb3 34. Ra8+ Ke7 35. Bxd5 Nc5 36. Ra7+ Kf6 37. Bf3 g5 38. Rc7 Na4 39. Ne4+ Kg6 40. Nd6 Rb2+ 41. Kd3 f5 42. Bc6 Nc5+ 43. Kd4 Na6 44. Be8+ Kh7 45. Rc6 Rd2+ 46. Kc3 Rg2 47. Rxa6 Rxg3 48. Kd4 Rxh3 49. Bf7 g4 50. Bxe6 g6 51. Nxf5 gxf5 52. Bxf5+ Kg7 53. Rg6+ 1-0
2025.07.15 Titled Tue 15th Jul Late
15721 Katz, Alexander (2355) Cevizci, Yusuf Baran (2062) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. Qd2 Nc6 10. dxc5 Nxc5 11. O-O-O b5 12. Kb1 b4 13. Ne2 a5 14. Ned4 Nxd4 15. Nxd4 Ba6 16. Bd3 g6 17. h4 h5 18. Qe3 a4 19. Nc6 Qf8 20. Nxb4 Nxd3 21. Nxa6 Nxb2 22. Nc7+ Kd7 23. Nxa8 Qb8 24. Nb6+ Kc6 25. Kxb2 1-0
2025.07.15 Titled Tue 15th Jul Late
15969 Katz, Alexander (2355) Tari, A (2636) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 d5 5. Nxe5 dxe4 6. d4 exd3 7. Nxc6 Nxc6 8. Qxd3 Qxd3 9. Bxd3 Be6 10. O-O O-O-O 11. Be4 Ne5 12. Nd2 Nd3 13. Nb3 Nc5 14. Nxc5 Bxc5 15. Bf4 Rhe8 16. Rfe1 Bxa2 17. b4 Bb6 18. Bg5 f6 19. Bf5+ Kb8 20. Bh4 Bf7 21. Bg3 g6 22. Be4 f5 23. Bf3 a6 24. h4 Bc4 25. Rad1 Rxd1 26. Rxd1 Kc8 27. Bf4 a5 28. Ra1 axb4 29. cxb4 Ba6 30. Bd5 Rd8 31. Be6+ Kb8 32. Re1 Rd4 33. Bg5 Rxb4 34. Bg8 Bc4 35. Bxh7 Rb2 36. Be3 Bxe3 37. Rxe3 f4 38. Re8+ Ka7 39. Bxg6 b5 40. h5 Rb1+ 41. Kh2 Rd1 42. h6 Rd7 43. h7 Rxh7+ 44. Bxh7 b4 45. Re4 Bd5 46. Rxb4 Be4 47. Rxe4 1-0
2025.07.15 Titled Tue 15th Jul Late
16113 Nguyen Ngoc Truong Son (2600) Katz, Alexander (2355) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 O-O 6. Be3 a6 7. a4 b6 8. Bd3 Bb7 9. Qe2 Nc6 10. Na2 e6 11. O-O Ne7 12. Bf4 c5 13. c3 Rc8 14. Rad1 cxd4 15. cxd4 Nc6 16. Bg5 h6 17. Bxf6 Qxf6 18. Bxa6 Bxa6 19. Qxa6 Qd8 20. Nc3 Ra8 21. Qe2 Kh7 22. b3 Qd7 23. Nb5 Rfc8 24. d5 exd5 25. Rxd5 Na5 26. Nxd6 Rc5 27. Rd3 Qe6 28. b4 Rc6 29. Nxf7 Qxf7 30. bxa5 Rxa5 31. Rfd1 Rxa4 32. Rd7 Qc4 33. Qb2 Qc3 34. Qb5 Ra1 35. Rxa1 Qxa1+ 36. Kh2 Rc1 37. Qxb6 h5 38. Kg3 Kh6 39. Qd6 Rc3 40. Qf4+ Kh7 41. h4 Rb3 42. Qc7 Qf6 43. Kh2 Kh6 44. Qg3 Kh7 45. Ng5+ Kh6 46. Qxb3 Qe5+ 47. Qg3 Qf6 48. f4 Qa1 49. Nf7+ Kh7 50. Ne5 Kh8 51. Nxg6+ Kg8 52. Ne5 1-0
2025.07.15 Titled Tue 15th Jul Late
16197 Katz, Alexander (2355) Zierk, S (2489) 1-0
1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Be2 Ngf6 6. d3 g6 7. c4 Bg7 8. Nc3 O-O 9. d4 Rb8 10. h3 b5 11. cxb5 axb5 12. e5 Ne8 13. Nxb5 Ba6 14. a4 dxe5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. Bh6 Ng7 18. Qc2 Qb6 19. Rad1 Rfd8 20. Be3 Ne6 21. f4 Bxb5 22. fxe5 Rxd1 23. Qxd1 Bxe2 24. Qxe2 Qxb2 25. Qf3 Rf8 26. Bh6 Qd4+ 27. Kh1 Ng7 28. a5 Qxe5 29. a6 Qf6 30. Qxf6 exf6 31. a7 1-0
2025.07.15 Titled Tue 15th Jul Late
16325 Bacrot, E (2631) Katz, Alexander (2355) 0-1
1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. e3 Be7 5. Nc3 O-O 6. b3 b6 7. Bb2 Bb7 8. Bd3 Nbd7 9. O-O c5 10. Qe2 Rc8 11. Rfd1 Qc7 12. cxd5 Nxd5 13. Nxd5 Bxd5 14. Rac1 Qb8 15. e4 Bb7 16. d5 exd5 17. exd5 Bf6 18. Bf5 Bxb2 19. Qxb2 Rcd8 20. d6 Rfe8 21. Ng5 Nf6 22. d7 Re7 23. b4 Qf4 24. Bxh7+ Nxh7 25. Nxh7 Kxh7 26. bxc5 Rdxd7 27. Qc2+ Be4 28. Qc4 Rxd1+ 29. Rxd1 Qg4 30. f3 Bxf3 31. Qc2+ Qe4 32. Qf2 Bxd1 0-1
2025.07.15 Titled Tue 15th Jul Late
16470 Mitrabha, G (2515) Katz, Alexander (2355) 1-0
1. Nf3 Nf6 2. g3 d5 3. Bg2 Bg4 4. c4 c6 5. Qb3 Qc8 6. O-O Nbd7 7. d4 e6 8. Nc3 Be7 9. Bf4 O-O 10. Rac1 a5 11. Ne5 Nxe5 12. dxe5 dxc4 13. Qxc4 Nd5 14. Bd2 Bh5 15. Rfe1 Rd8 16. Ne4 Qc7 17. a3 Qxe5 18. Qb3 Qc7 19. Nc3 Nxc3 20. Bxc3 Bg6 21. h4 Rd7 22. Bf3 Rad8 23. h5 Bf5 24. g4 Bxg4 25. Bxg4 Qf4 26. Bf3 Rd5 27. Kf1 Rg5 28. Qxb7 Bc5 29. Qxc6 Rg1+ 30. Kxg1 Qg3+ 31. Bg2 Qxf2+ 32. Kh2 Bd6+ 33. Kh1 Qh4+ 34. Kg1 Bh2+ 35. Kf1 Bf4 36. Qf3 Bxc1 37. Rxc1 Qg5 38. Re1 h6 39. Kg1 Rd5 40. Rf1 Rf5 41. Qa8+ Kh7 42. Rxf5 exf5 43. Qf3 g6 44. hxg6+ Kxg6 45. Qc6+ f6 46. Qd5 h5 47. Qg8+ 1-0
2025.07.15 Titled Tue 15th Jul Late
16594 Katz, Alexander (2355) Urazayev, Arystanbek (2490) 0-1
1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Be6 8. Qd2 Nd7 9. O-O-O O-O 10. Kb1 Nf6 11. Bd3 c5 12. Rhe1 d5 13. Bg5 c4 14. Bxf6 Bxf6 15. Be2 b5 16. Nd4 Qb6 17. Bf3 Rad8 18. a3 Bc8 19. Qf4 a5 20. Nf5 Bxf5 21. Qxf5 b4 22. cxb4 axb4 23. a4 b3 24. Rxd5 Qxf2 25. Red1 Rxd5 26. Rxd5 Rb8 27. Bd1 bxc2+ 28. Bxc2 Rxb2+ 29. Kc1 Qe1+ 30. Rd1 Qe3+ 31. Rd2 Rxc2+ 32. Kxc2 Qc3+ 33. Kd1 g6 34. Qf3 Qa1+ 35. Ke2 Kg7 36. Qe4 c3 37. Rc2 Qg1 38. Qf3 Qxh2 39. Rxc3 Bxc3 40. Qxc3+ f6 41. Qc6 Qe5+ 42. Kd3 h5 43. Qd7+ Kh6 44. Qb5 Qg3+ 45. Kd4 Qxg2 46. a5 h4 47. Qe8 h3 48. a6 h2 49. Qe3+ g5 50. Qe6 Qf2+ 51. Kc3 h1=Q 52. a7 Qhf3+ 53. Kb4 Qxa7 54. Qh3+ Qxh3 0-1
2025.07.13 Marshall Summer Inv GMB
19930 Katz, Alexander (2355) Nagy, Ga1 (2463) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O Bg4 10. f3 Bh5 11. dxc6 Qd4+ 12. Kh1 Bxc3 13. bxc3 Qxc3 14. Rb1 Qxc6 15. Rb3 Rfd8 1/2-1/2
2025.07.12 Marshall Summer Inv GMB
19921 Katz, Alexander (2355) Sun, Ryan (2346) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 O-O 7. Nbd2 a5 8. h3 h6 9. Re1 a4 10. Bb5 Bd7 11. Nc4 Na5 12. Bxd7 Qxd7 13. Ne3 Bxe3 14. Bxe3 Qb5 15. Qc2 Rfe8 16. Nd2 d5 17. c4 dxc4 18. dxc4 Qd7 19. Red1 Nc6 20. Nf3 Qe6 21. Rac1 b6 22. Qb1 Red8 23. b3 a3 24. Ne1 Nd4 25. Bxd4 exd4 26. f3 Nh5 27. Nd3 c6 28. Qc2 Qf6 29. Qd2 Re8 30. Re1 Qg6 31. Qf2 c5 32. g4 Nf6 33. Qg2 Ra7 34. Re2 Rae7 35. Rce1 Kh8 36. h4 Ng8 37. g5 Qc6 38. f4 b5 39. e5 Qxg2+ 40. Kxg2 bxc4 41. bxc4 Rc7 42. e6 f6 43. Rb1 Ne7 44. Rb5 Rec8 45. Kh3 hxg5 46. hxg5 Nf5 47. Kg4 Nd6 48. e7 f5+ 49. Kf3 Re8 50. Rxc5 Rxc5 51. Nxc5 Nxc4 52. Re6 Ne3 53. Na6 Nd5 54. Re5 Nxe7 55. Nc7 Rd8 56. Rxe7 d3 57. Re8+ 1-0
2025.07.12 Marshall Summer Inv GMB
19923 Stearman, Josiah (2451) Katz, Alexander (2355) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. axb5 axb5 9. Nxe5 Nxe5 10. d4 Bxd4 11. Qxd4 d6 12. f4 Nc6 13. Qd3 O-O 14. Nc3 Nb4 15. Qd2 c5 16. e5 dxe5 17. Qxd8 Rxd8 18. fxe5 c4 19. exf6 cxb3 20. Bf4 Rb7 21. cxb3 Be6 22. Ne4 Nd3 23. fxg7 Nxf4 24. Rxf4 Kxg7 25. Nc5 Rc7 26. b4 Rd2 27. b3 Bd5 28. Rg4+ Kf8 29. h4 Re7 1/2-1/2
2025.07.11 Marshall Summer Inv GMB
19912 Lin, Bryan Enming (2302) Katz, Alexander (2355) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. a4 Rb8 9. d4 Bb6 10. a5 Ba7 11. h3 Bb7 12. Be3 Nxe4 13. Re1 Ne7 14. Nbd2 Nxd2 15. Bxd2 O-O 16. dxe5 dxe5 17. Nxe5 Ng6 18. Be3 Nxe5 19. Qxd8 Rbxd8 20. Bxa7 Nd3 21. Re7 Bd5 22. Bxd5 Rxd5 23. Rxc7 Nxb2 24. Re1 h5 25. Ree7 Nc4 26. Rc6 Nxa5 27. Rxa6 1/2-1/2
2025.07.10 Marshall Summer Inv GMB
19903 Katz, Alexander (2355) Gauri, S (2371) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Ba4 exd4 7. Re1+ Be7 8. c3 O-O 9. cxd4 b5 10. Bb3 Bb7 11. Nc3 Na5 12. Bc2 b4 13. Na4 Bd5 14. Ne5 Nac4 15. Nc5 Nb6 16. Bd2 a5 17. Bxh7+ Kxh7 18. Qh5+ Kg8 19. Re3 Bh4 20. Rh3 Nf5 21. Qxf5 Qf6 22. Qxf6 Bxf6 23. Ncxd7 Nxd7 24. Nxd7 Bxd4 25. Nxf8 Rxf8 26. Rd1 Be6 27. Bxb4 axb4 28. Rxd4 c5 29. Rd2 Bxh3 30. gxh3 Re8 31. Rc2 Re5 32. a4 bxa3 33. bxa3 Re1+ 34. Kg2 Ra1 35. Rc3 Kf8 36. Re3 Rc1 37. Kf3 Rc2 38. h4 Rc4 39. Kg3 g6 40. f3 Kg7 41. Re7 Ra4 42. Rc7 c4 43. Rc6 Rxa3 44. Rxc4 Ra5 45. Re4 Rb5 46. Kf4 Rh5 47. Kg3 Ra5 48. Re3 Rb5 49. Re2 Kh6 50. Re7 Kg7 51. Ra7 Rc5 52. Kg4 Rc2 53. Kg3 Rc5 54. Ra4 1/2-1/2
2025.07.10 Marshall Summer Inv GMB
19911 Sheehan, Ethan (2366) Katz, Alexander (2355) 0-1
1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 h6 6. c3 Nh5 7. dxc5 Nxf4 8. exf4 Qc7 9. Ne4 Qxf4 10. Nd6+ Bxd6 11. Qxd6 Qxd6 12. cxd6 b6 13. Bd3 Bb7 14. O-O-O g5 15. Rhe1 f6 16. g3 Kf7 17. Re3 Rac8 18. Kb1 Kg7 19. b4 g4 20. Nd2 Ne5 21. Be2 h5 22. Bf1 Nf7 23. c4 f5 24. Rc1 h4 25. c5 hxg3 26. hxg3 bxc5 27. bxc5 Bc6 28. Ra3 Rh2 29. Rxa7 Rxf2 30. Nb3 Kf6 31. Ka1 f4 32. gxf4 g3 33. Nd4 Bd5 34. Ne2 g2 35. Bxg2 Rxg2 36. Nc3 Bc6 37. Na4 Bxa4 38. Rxa4 Nxd6 0-1
2025.07.09 Marshall Summer Inv GMB
19894 Katz, Alexander (2355) Plat, V (2487) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. c3 Bg7 6. d4 exd4 7. cxd4 Nge7 8. d5 b5 9. Bc2 Na5 10. Bd2 Nc4 11. Bc3 f6 12. O-O O-O 13. Nbd2 Ne5 14. a4 Rb8 15. axb5 axb5 16. Nxe5 fxe5 17. Ba5 d6 18. Bb3 Rb7 19. Rc1 Ra7 20. Bb4 g5 21. Qe2 Ng6 22. Qe3 Ra8 23. Ra1 Rxa1 24. Rxa1 Nf4 25. Bd1 g4 26. Ra7 Bh6 27. Qc3 Qh4 28. Kf1 Qxh2 0-1
2025.07.09 Marshall Summer Inv GMB
19900 Kaplan, Avi Harrison (2304) Katz, Alexander (2355) 1-0
1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. d3 e6 5. Nh4 Bg6 6. Nxg6 hxg6 7. g3 a5 8. a3 Bd6 9. Bg2 Nbd7 10. Nd2 c6 11. e4 dxe4 12. Nc4 Bc7 13. dxe4 Qb8 14. Qe2 b5 15. e5 Nh5 16. Bxc6 O-O 17. Nd6 Nxe5 18. Bxe5 Ra6 19. Bxb5 Rb6 20. c4 Bxd6 21. Bd4 Rb7 22. O-O Re7 23. Rfd1 f5 24. c5 Bc7 25. Bc4 Kh7 26. Bc3 e5 27. b4 e4 28. b5 f4 29. Qg4 Rf5 30. Qh4 Bd8 31. Bxa5 Bxa5 32. Qxe7 fxg3 33. hxg3 Rxf2 34. Rd6 Rf3 35. Ra2 Qc8 36. Rd7 Bb6 37. Qxg7+ Nxg7 38. Rh2# 1-0
2025.07.08 Marshall Summer Inv GMB
19889 Cruz, Cr (2477) Katz, Alexander (2355) 1-0
1. c4 e5 2. g3 d6 3. Bg2 f5 4. Nc3 Nf6 5. d4 Be7 6. e3 O-O 7. b3 c6 8. Nge2 Qe8 9. Ba3 Nbd7 10. Qc2 e4 11. O-O d5 12. Bxe7 Qxe7 13. cxd5 cxd5 14. Nb5 b6 15. Rfc1 Bb7 16. Qc7 Ba6 17. a4 Rfc8 18. Qf4 Bxb5 19. axb5 g6 20. Rc6 Nf8 21. Rac1 Rxc6 22. Rxc6 Ne6 23. Qe5 Kf7 24. Nf4 Nxf4 25. Rc7 Nd7 26. Qxf4 Ke8 27. g4 fxg4 28. Qxg4 Kd8 29. Rc6 Rc8 30. Bh3 Rc7 31. Qf4 Rc8 32. Bxd7 1-0
2025.07.06 53rd Annual World Open
28565 Katz, Alexander (2355) Tang, Dylan (2249) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O Nd4 6. Nxd4 Bxd4 7. c3 Bb6 8. d4 O-O 9. dxe5 Nxe4 10. Bd3 d5 11. exd6 Nxd6 12. Bf4 Re8 13. Nd2 Qf6 14. Qf3 Bf5 15. Bxd6 Bxd3 16. Qxd3 Qxd6 17. Qxd6 cxd6 18. Rfe1 d5 19. Nf3 Kf8 20. Rad1 Rxe1+ 21. Nxe1 Rd8 22. Nd3 Rc8 23. Ne5 Rd8 24. Nd3 Rc8 25. Ne5 Rd8 26. Nf3 f6 27. Kf1 Kf7 28. Rd2 Ke6 29. Ke2 Rc8 30. Kd3 Rc4 31. Re2+ Kd7 32. g3 g5 33. b3 Rc8 34. Nd4 Bxd4 35. Kxd4 Kd6 36. a4 a6 37. h3 Rg8 38. Re3 h5 39. Rf3 Ke6 40. Kc5 Rd8 41. Re3+ Kf7 42. Kb6 Rd7 43. Ka7 g4 44. hxg4 hxg4 45. Kb8 b5 46. Kc8 Re7 47. Rxe7+ Kxe7 48. axb5 axb5 49. b4 Kd6 50. Kb7 Ke5 51. Kc6 Ke4 52. Kxb5 Kf3 53. Kc6 1-0
2025.07.05 53rd Annual World Open
28532 Preotu, Razvan (2463) Katz, Alexander (2355) 1-0
1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. e3 Bd6 5. b3 O-O 6. Bb2 Nbd7 7. Qc2 c6 8. Be2 Re8 9. d4 b6 10. O-O Bb7 11. Rad1 Qe7 12. Rfe1 Rac8 13. Bf1 c5 14. cxd5 cxd4 15. Nxd4 Nxd5 16. Ndb5 Be5 17. Qd2 Nxc3 18. Bxc3 Bxc3 19. Nxc3 Red8 20. e4 Nf6 21. Qe3 h6 22. f3 Rxd1 23. Rxd1 Rd8 24. Rc1 e5 25. Nb5 Ba6 26. Rc7 Rd7 27. Qc3 Bxb5 28. Rc8+ Kh7 29. Bxb5 Rd1+ 30. Kf2 Qa3 31. Qxe5 Qxa2+ 32. Kg3 Rd2 33. Bf1 Qb2 34. Qxb2 Rxb2 35. e5 Nh5+ 36. Kg4 g6 37. Rc7 Kg8 38. g3 Ng7 39. Rc8+ Kh7 40. Bc4 Ne6 41. Bxe6 fxe6 42. Rc7+ Kg8 43. Rxa7 Kf8 44. f4 Rxh2 45. Rb7 Rb2 46. Rxb6 Kf7 47. Rb7+ Kg8 48. b4 Rb3 49. b5 Kh8 50. b6 Kg8 51. Kh3 Kh8 52. Rb8+ Kg7 53. b7 Rb2 54. g4 Rb3+ 55. Kg2 Rb2+ 56. Kf1 Rb1+ 57. Ke2 Rb2+ 58. Kd3 1-0
2025.07.04 53rd Annual World Open
28509 Cordova, E (2513) Katz, Alexander (2355) 1/2-1/2
1. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 4. O-O Nbd7 5. d3 e6 6. c4 c6 7. Nc3 Be7 8. cxd5 exd5 9. Nd4 Bg6 10. e4 O-O 11. Nf5 Bxf5 12. exf5 Ne8 13. d4 Nd6 14. Qd3 a5 15. b3 Re8 16. g4 Nb6 17. a4 Bf6 18. Ba3 Ne4 19. Ne2 Be7 20. Bc1 Bd6 21. Ra2 Qh4 22. Qh3 Qxh3 23. Bxh3 f6 24. Bg2 Re7 25. f3 Ng5 26. Nf4 Rae8 27. Nd3 Re2 28. Rxe2 Rxe2 29. Rf2 Rxf2 30. Kxf2 Nc8 31. h4 Nf7 32. Nc5 Nd8 33. Bf1 Bc7 34. Bd2 Kf7 35. Bd3 Ne7 36. Bc2 b6 37. Nd3 Nb7 38. Nf4 Nd8 39. Bd3 Bd6 40. g5 fxg5 41. hxg5 g6 42. fxg6+ 1/2-1/2
2025.06.08 National Open 2025
61607 Katz, Alexander (2364) Belenkaya, D (2238) 1-0
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 c6 5. b3 Be7 6. Bb2 O-O 7. O-O b5 8. d3 a5 9. Nbd2 a4 10. Rc1 a3 11. Ba1 Na6 12. Ne5 Bb7 13. cxb5 cxb5 14. Ndf3 Nd7 15. Nxd7 Qxd7 16. Qd2 f6 17. Bh3 Bc5 18. Nd4 Rfe8 19. Rc2 Rac8 20. Rfc1 b4 21. e3 Bxd4 22. Bxd4 Qd6 23. Rxc8 Rxc8 24. Rxc8+ Bxc8 25. Qc2 Bb7 26. Ba7 Qd7 27. d4 Bc6 28. Bb6 Bb5 29. e4 Kf7 30. e5 f5 31. Bg2 Qb7 32. Ba5 Qd7 33. h4 h6 34. h5 Kg8 35. Bf3 Qe8 36. Kg2 Qd7 37. g4 Kh8 38. gxf5 exf5 39. Qd2 Qf7 40. Bxb4 g5 41. Bxa3 Nc7 42. Kg1 Ne6 43. Qb4 Bd3 44. Qe7 Qxe7 45. Bxe7 Nxd4 46. Bxd5 Ne2+ 47. Kh2 Nc3 48. Bf6+ Kh7 49. Bf7 Ne4 50. Bg6+ Kg8 51. Bxf5 Nxf2 52. Bxd3 Nxd3 53. a4 Kf7 54. a5 Nb4 55. Kg3 Ke6 56. Bg7 Na6 57. Bxh6 Kxe5 58. Bxg5 Kf5 59. Be7 Ke6 60. h6 Kxe7 61. h7 Kf7 62. h8=Q 1-0
2025.06.08 National Open 2025
61616 Mikaelyan, A (2501) Katz, Alexander (2364) 1-0
1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. cxd5 exd5 8. Bd3 c6 9. Qc2 Re8 10. Bf4 Nf8 11. h3 Ng6 12. Bh2 Bd6 13. Bxd6 Qxd6 14. O-O-O Be6 15. Kb1 b5 16. g4 a5 17. Rc1 a4 18. g5 Nd7 19. h4 Nb6 20. h5 Nf8 21. Ne5 Nc4 22. Bxc4 bxc4 23. a3 g6 24. Ka1 c5 25. f4 Rab8 26. dxc5 Qxc5 27. Qd2 Red8 28. h6 Bf5 29. Rhd1 Qb6 30. Nxa4 Qa6 31. Nc5 Qb5 32. Qd4 c3 33. Qxc3 1-0
2025.06.06 National Open 2025
61528 Katz, Alexander (2364) Melillo, Lucius (2170) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d5 7. exd5 Nxd5 8. a4 Bf5 9. b4 Be7 10. a5 a6 11. Re1 b5 12. Bb3 Bf6 13. Ng5 Nf4 14. Bxf4 exf4 15. Ne4 Nxb4 16. d4 Bxe4 17. Rxe4 Nd5 18. Qf3 c6 19. Nd2 Rb8 20. c4 Nc7 21. Qd3 Ne6 22. Bc2 Nc5 23. Qf3 Nxe4 24. Qxe4 g6 25. Nf3 c5 26. cxb5 Rxb5 27. Qxf4 Bxd4 28. Rd1 Rxa5 29. h4 Qb8 30. Qe4 Re8 31. Qd5 Rd8 32. Qg5 Ra2 33. Rb1 Qd6 34. Nxd4 Qxd4 35. Rd1 Ra1 36. Qxd8+ Qxd8 37. Rxa1 Qxh4 38. Rxa6 Qc4 39. Ra8+ Kg7 40. Ba4 Qb4 0-1
2025.06.06 National Open 2025
61553 Gokhale, Rishabh Chandrashekhar (2114) Katz, Alexander (2364) 1-0
1. Nf3 c5 2. e4 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. Bxc6 dxc6 7. d3 Qc7 8. Be3 b6 9. Nbd2 Nf6 10. h3 h6 11. a3 Be6 12. Qb1 O-O 13. b4 cxb4 14. Qxb4 Nd7 15. Rab1 f5 16. exf5 gxf5 17. Qh4 f4 18. Bd4 Rae8 19. Bb2 Bf5 20. Re2 Re6 21. Rbe1 Rfe8 22. Nc4 b5 23. Ncxe5 Nxe5 24. Bxe5 Bxe5 25. Qh5 Bg6 26. Qg4 h5 27. Qg5 Qe7 28. Qxe7 R8xe7 29. Rxe5 Rxe5 30. Rxe5 Rxe5 31. Nxe5 Be8 32. Kf1 Kg7 33. Ke2 Kf6 34. d4 Kf5 35. Kd3 c5 36. g4+ fxg3 37. fxg3 a5 38. c4 cxd4 39. Kxd4 bxc4 40. Nxc4 Bc6 41. Ne3+ Ke6 42. Kc5 Bd7 43. Kd4 Bc6 44. Nd1 Kf5 45. Nf2 a4 46. Nd1 Bf3 47. Ne3+ Ke6 48. g4 hxg4 49. Nxg4 Kf5 50. Kc5 Bxg4 51. hxg4+ Kxg4 52. Kb5 Kf5 53. Kxa4 Ke6 1-0
2025.06.05 National Open 2025
61487 Katz, Alexander (2364) Antova, Gabriela (2197) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 Ba7 11. Be3 Bg4 12. dxe5 Bxf3 13. Qxf3 Nxe5 14. Qe2 Bxe3 15. Qxe3 O-O 16. f4 Nc4 17. Bxc4 bxc4 18. Nd2 Re8 19. e5 dxe5 20. fxe5 Qd5 21. Nf3 Ng4 22. Qd4 Qxd4+ 23. cxd4 Rxb2 24. Rae1 Rb3 25. Rc1 1/2-1/2
2025.06.05 National Open 2025
61513 Widjaja, Luke (2196) Katz, Alexander (2364) 1/2-1/2
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 b5 6. f3 Nbd7 7. Nge2 Nb6 8. Nf4 Qc7 9. O-O-O e5 10. Nh3 Bxh3 11. gxh3 Be7 12. dxe5 dxe5 13. Bh6 Nfd7 14. Qf2 O-O-O 15. Be3 f5 16. Kb1 f4 17. Bc1 Nc5 18. h4 Kb7 19. Bh3 a5 20. b3 a4 21. Bb2 b4 22. Ne2 a3 23. Ba1 Na6 24. Nc1 Bc5 25. Qe2 Qe7 26. h5 Nc7 27. c3 bxc3 28. Bxc3 Nb5 29. Ba1 Bd4 30. Nd3 Qd6 31. Qc2 Ka7 32. Nc1 gxh5 33. Bf1 Rhg8 34. Bxb5 cxb5 35. Ne2 Qb4 36. Bxd4 exd4 37. Qd3 Na4 38. Nxd4 Kb6 39. Qxb5+ Qxb5 40. Nxb5 Kxb5 41. bxa4+ Kxa4 42. Rxd8 Rxd8 43. Kc2 Kb4 1/2-1/2
2025.06.04 National Open 2025
61462 Wu, Jayden (2061) Katz, Alexander (2364) 0-1
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 b5 6. a3 Nbd7 7. Bh6 Bxh6 8. Qxh6 Qb6 9. Qd2 O-O 10. Nf3 e5 11. d5 Nc5 12. dxc6 Nfxe4 13. Nxe4 Nxe4 14. Qe3 Qxc6 15. O-O-O Nc5 16. Qh6 f6 17. Bd3 Rf7 18. h4 Rc7 19. Bxg6 hxg6 20. Qxg6+ Rg7 21. Qxf6 Be6 22. b4 Rf8 23. Qh6 Bf5 24. bxc5 Qxc5 25. Ne1 Qxa3+ 26. Kb1 Qb3+ 27. Kc1 Qa3+ 28. Kb1 Rg4 29. Nd3 Rc8 30. Rd2 Rcc4 31. f4 Ra4 32. c3 Bxd3+ 0-1
2025.05.26 Cherry Blossom Classic
67815 Brady, Tyson (2164) Katz, Alexander (2373) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 Bd7 11. Bb3 Qc7 12. Qe2 Bd6 13. h3 O-O 14. Rd1 a6 15. Bg5 Ne8 16. c3 h6 17. Be3 e5 18. Nf3 Rd8 19. Qc4 Bc6 20. Nh4 b5 1/2-1/2
2025.05.26 Cherry Blossom Classic
76611 Wang, Kevin (2073) Katz, Alexander (2373) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. Bb3 g5 7. h3 Bg7 8. Nbd2 O-O 9. Nf1 Ne7 10. Ng3 Ng6 11. Nf5 d5 12. Qc2 c5 13. Ne3 Be6 14. c4 d4 15. Nd5 Ne8 16. g4 Nd6 17. a4 f6 18. Bd2 Kf7 19. Qc1 Rh8 20. Bd1 Bxd5 21. cxd5 c4 22. dxc4 Nxe4 23. Bc2 Nxd2 24. Bxg6+ Kxg6 25. Qc2+ Kf7 26. Nxd2 Bf8 27. Qb3 h5 28. Ke2 Qd7 1/2-1/2
2025.05.25 Cherry Blossom Classic
76563 Katz, Alexander (2373) Samuelson, A (2088) 1-0
1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O Nf6 5. Re1 a6 6. Bf1 e6 7. c3 Be7 8. d4 cxd4 9. cxd4 b5 10. a3 Bb7 11. Nc3 O-O 12. Bd3 Rc8 13. Qe2 e5 14. d5 Nb6 15. a4 b4 16. Nd1 a5 17. Ne3 g6 18. Nd2 Nh5 19. g3 Ng7 20. Ndc4 Nxc4 21. Nxc4 f5 22. Be3 fxe4 23. Bxe4 Ba6 24. Rac1 Bg5 25. Qd2 Bxe3 26. Nxe3 Nf5 27. Nxf5 gxf5 28. Bd3 Bb7 29. Rxc8 Bxc8 30. f4 e4 31. Bb5 Bd7 32. Qd4 Qc7 33. Bc6 Bc8 34. Rc1 Qg7 35. Qxg7+ Kxg7 36. Kf2 Kf6 37. Ke3 Ba6 38. Bd7 Bd3 39. Be6 h5 40. Rc7 h4 41. Rd7 hxg3 42. hxg3 Rh8 43. Rxd6 Rh2 44. Bc8+ Ke7 45. Rb6 Kd8 46. Bxf5 Kc7 47. Rc6+ Kb7 48. Bxe4 Bxe4 49. Kxe4 Rxb2 50. Rc5 Ka6 51. d6 Re2+ 52. Kd3 Re1 53. Rd5 Rd1+ 54. Ke4 Rxd5 55. Kxd5 Kb7 56. Ke6 b3 57. d7 b2 58. d8=Q b1=Q 59. Qd5+ Kb6 60. f5 Qe1+ 61. Qe5 Qb4 62. Qb5+ Qxb5 63. axb5 a4 64. f6 a3 65. f7 a2 66. f8=Q a1=Q 67. Qb8+ Kc5 68. Qe5+ Qxe5+ 69. Kxe5 Kxb5 70. g4 Kc6 71. Ke6 1-0
2025.05.25 Cherry Blossom Classic
76584 Katz, Alexander (2373) Popilski, G (2445) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nxf6+ Nxf6 7. Bd3 c5 8. dxc5 Bxc5 9. Nf3 Qa5+ 10. c3 Be7 11. Qe2 O-O 12. O-O Rd8 13. Rad1 Bd7 14. Rfe1 Be8 15. Ne5 Rac8 16. Qf3 Rd5 17. Bxf6 Bxf6 18. Ng4 Bg5 19. h4 Bxh4 20. Qh3 Rh5 21. b4 Qg5 22. g3 Bc6 23. f4 Qd8 24. gxh4 Rxh4 25. Qg3 f5 26. Bxf5 Qb6+ 27. Ne3 Rh1+ 28. Kf2 exf5 29. Rxh1 Bxh1 30. Rxh1 Rxc3 31. Re1 h6 32. Qf3 Rd3 33. Rd1 Rxd1 34. Qxd1 Qxb4 35. Qd5+ Kh8 36. Qxf5 Qd2+ 37. Kf3 Qxa2 38. Qc8+ Kh7 39. Qxb7 Qa1 40. Qe4+ Kh8 41. Qe8+ Kh7 42. Qe4+ Kh8 43. Qe8+ Kh7 44. f5 a5 45. Qg6+ Kh8 46. Qe8+ Kh7 47. Qg6+ Kh8 48. Qe8+ 1/2-1/2
2025.05.24 Cherry Blossom Classic
76513 Katz, Alexander (2373) Semenov, Va (2155) 1-0
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 a5 11. f3 a4 12. Rc1 Qa5 13. Kf2 Bd7 14. g4 Bc6 15. Nd5 Qd8 16. Bb6 Qd7 17. Rhd1 Rfc8 18. Be3 Bxd5 19. cxd5 e6 20. dxe6 Qxe6 21. Rxc8+ Rxc8 22. Qxd6 Qxa2 23. e5 Ne8 24. Qd7 Qe6 25. Qxe6 fxe6 26. Bd4 Rc2 27. Ke3 Nc7 28. Kd3 Rc6 29. Ke4 Bf8 30. f4 Kf7 31. f5 gxf5+ 32. gxf5 exf5+ 33. Kxf5 Ne6 34. Be3 Bc5 35. Bxc5 Nxc5 36. Bc4+ Ke7 37. Rg1 Rh6 38. Rg7+ Kd8 39. Rg8+ Kc7 40. Rg7+ Kc6 41. e6 Nxe6 42. Bxe6 Rxh2 43. Bd7+ Kc5 44. Bxa4 b5 45. Rc7+ Kb4 46. Bc2 h5 47. Ke4 h4 48. Kd3 Rg2 49. Rh7 Rg4 50. Rh5 Rg3+ 51. Kd2 h3 52. Rh4+ Kc5 53. b4+ Kb6 54. Rh6+ Kc7 55. Bd3 Rg2+ 56. Kc3 h2 57. Bxb5 Rg3+ 58. Bd3 Rg2 59. b5 Rf2 60. b6+ Kb8 61. Be4 1-0
2025.05.24 Cherry Blossom Classic
76535 Stremavicius, T (2544) Katz, Alexander (2373) 1-0
1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. e3 a6 5. a4 b4 6. c4 Bb7 7. Bg2 Be7 8. b3 O-O 9. Bb2 d6 10. O-O Nbd7 11. Nbd2 Ne4 12. d5 exd5 13. cxd5 Bxd5 14. Nxe4 Bxe4 15. Qd4 Bf6 16. Qxe4 Bxb2 17. Rab1 Bc3 18. Nd4 Qf6 19. Nc6 Rae8 20. Qc4 Ne5 21. Nxe5 dxe5 22. Rfd1 Rd8 23. Qxc7 h5 24. h4 Bd2 25. Qc4 g6 26. Bd5 Bc3 27. Rd3 Kg7 28. Rbd1 Rd6 29. Bb7 Rfd8 30. Rxd6 Rxd6 31. Rxd6 Qxd6 32. Bxa6 e4 33. Qe2 f5 34. Kg2 Qd8 35. Qc4 Qd1 36. Qc7+ Kh6 37. Bc4 Qf3+ 38. Kg1 Qd1+ 39. Kh2 Qc2 40. Kg2 Be1 41. Qf4+ Kh7 42. a5 Qb2 43. a6 Qa2 44. Kh3 Qa1 45. Qc7+ Kh8 46. Qf7 1-0
2025.05.23 Cherry Blossom Classic
76468 Katz, Alexander (2373) Slade, Theodore (2113) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d6 7. h3 Ne7 8. d4 Bb6 9. Bd3 Ng6 10. Re1 c6 11. Nbd2 exd4 12. cxd4 d5 13. e5 Nh5 14. Nb3 Nhf4 15. Bf1 f6 16. Be3 Bc7 17. Bxf4 1/2-1/2
2025.05.23 Cherry Blossom Classic
76490 Diao, Matthew Guo (2115) Katz, Alexander (2373) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 Be6 7. Bxf6 Qxf6 8. Qb3 Ra7 9. a3 Qd8 10. h4 Be7 11. e4 c6 12. Qc2 dxe4 13. Nxe4 Nd7 14. Bd3 Nf6 15. O-O-O h6 16. Nxf6+ Bxf6 17. Qc5 Ra8 18. Rhe1 Be7 19. Qe5 Kf8 20. Qg3 Bd5 21. h5 Bd6 22. Ne5 Qg5+ 23. Re3 Rd8 24. f4 Qxg3 25. Rxg3 Bb8 26. Re1 Bxe5 27. dxe5 Ke7 28. f5 Rhg8 29. e6 fxe6 30. fxe6 Rd6 31. Bh7 Rdd8 1/2-1/2
2025.05.22 Cherry Blossom Classic
76452 Li, Sophie (2029) Katz, Alexander (2373) 0-1
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. h3 Bg7 6. f4 b5 7. a3 O-O 8. Nf3 Bb7 9. Bd3 a5 10. O-O b4 11. axb4 axb4 12. Rxa8 Bxa8 13. Ne2 c5 14. e5 Nd5 15. Bf2 cxd4 16. Be4 Ne3 17. Bxe3 Bxe4 18. Nexd4 dxe5 19. Nxe5 Qd5 20. Qd2 g5 21. Ndf3 gxf4 22. Qxd5 Bxd5 23. Bxf4 Rc8 24. Nd4 e6 25. Rd1 Na6 26. Rd2 Nc5 27. Nf5 exf5 28. Rxd5 Ne6 29. Bd2 Rxc2 30. Bxb4 Rxb2 31. Nc6 f4 32. Ne7+ Kh8 33. Rb5 Bd4+ 34. Kh2 h6 35. Rb8+ Kh7 36. Bd6 Rd2 37. Nf5 f3 38. Nxd4 Nxd4 39. Be5 f2 40. Rb1 Nf3+ 0-1
2025.04.27 IV Menorca Open A 2025
97919 Katz, Alexander (2377) Macias Pino, Diego (2510) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Rb8 12. Nc2 Bg5 13. Nce3 O-O 14. h4 Bh6 15. g4 Bxe3 16. Nxe3 b4 17. Bc4 bxc3 18. bxc3 Qa5 19. O-O Qd8 20. g5 Bh3 21. Re1 Ne7 22. Qf3 Be6 23. Rad1 Ng6 24. Qg3 Nf4 25. Bxa6 Rb2 26. Bf1 Rxa2 27. Nf5 Bxf5 28. exf5 Qc7 29. f6 h5 30. fxg7 Kxg7 31. Qf3 Rb8 32. Rb1 Rxb1 33. Rxb1 Rc2 34. c4 Qc5 35. Rd1 Ra2 36. Rb1 Ra3 37. Rb3 Ra1 38. Qe4 Qc8 39. Rg3 Rc1 40. c5 Qa6 0-1
2025.04.23 IV Menorca Open A 2025
104502 Ivanchuk, V (2604) Katz, Alexander (2377) 1-0
1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. Bb5 Bd7 5. b3 a6 6. Bxc6 Bxc6 7. Ne5 Qc7 8. Bb2 Nf6 9. d3 g6 10. Nd2 Bg7 11. Qe2 O-O 12. O-O Nd7 13. Nxc6 Qxc6 14. Bxg7 Kxg7 15. e4 dxe4 16. dxe4 e5 17. f5 Nf6 18. Rae1 Rad8 19. Kh1 Rfe8 20. Qe3 Ng4 21. Qe2 Nf6 22. Qe3 Ng4 23. Qc3 Rd4 24. Re2 Red8 25. h3 Nf6 26. Nf3 Rxe4 27. Nxe5 Qd5 28. Rfe1 Rxe2 29. Rxe2 Ne4 30. Qf3 Qd1+ 31. Kh2 Nd2 32. Qf2 Nf1+ 33. Kg1 Ng3+ 34. Re1 Qd4 35. fxg6 fxg6 36. Nf3 Qxf2+ 37. Kxf2 Nf5 38. g4 Nd6 39. Re7+ Kf6 40. Rxh7 Ne4+ 41. Kg2 Rd1 42. Rxb7 Rc1 43. Rb6+ Kg7 44. Ne5 Rxc2+ 45. Kf3 Nd2+ 46. Kf4 Rxa2 47. Rb7+ Kf6 48. g5+ Ke6 49. Nxg6 Ra1 50. Nf8+ Kd6 51. Rd7+ Kc6 52. Rxd2 Rf1+ 53. Ke5 Rxf8 54. g6 Rf3 55. Rg2 1-0
2025.04.21 9th Semana Santa Alicante
113043 Katz, Alexander (2377) Berdayes Ason, Dylan Isidro (2478) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Be7 9. h4 Qc7 10. f3 Nxd4 11. Qxd4 b5 12. Kb1 O-O 13. g4 Bb7 14. Be3 Rfd8 15. g5 Nh5 16. Bh3 d5 17. Qb6 Bd6 18. exd5 b4 19. dxe6 bxc3 20. exf7+ Kxf7 21. Rxd6 Qxd6 22. Qxb7+ Kg8 23. Qb3+ Kh8 24. Qxc3 Ng3 25. Re1 Ne2 26. Qd3 Qxd3 27. cxd3 Rxd3 28. Bf2 Re8 29. Bf1 Rxf3 30. Rxe2 Ref8 31. b4 Rxf2 32. Rxf2 Rxf2 33. Bxa6 Kg8 34. Bd3 g6 35. b5 Kf8 36. b6 Ke7 37. b7 Rf8 38. h5 Rb8 39. hxg6 1/2-1/2
2025.04.08 Titled Tue 8th Apr Early
123549 Rodriguez Polo, Mateo (2219) Katz, Alexander (2377) 0-1
1. d4 Nf6 2. a3 c5 3. e3 b6 4. c4 cxd4 5. exd4 d5 6. Nc3 Bb7 7. cxd5 Nxd5 8. Bb5+ Nc6 9. Nf3 e6 10. Ne5 Rc8 11. Qa4 Nxc3 12. bxc3 Qd5 13. O-O Bd6 14. c4 Qxd4 15. Bxc6+ Bxc6 16. Nxc6 Bxh2+ 17. Kxh2 Qd6+ 18. Kg1 Qxc6 19. Qxa7 Ra8 20. Qxa8+ Qxa8 21. Be3 Qc6 22. Rfb1 O-O 23. Rxb6 Qxc4 24. a4 Ra8 25. a5 Qc3 26. Ra2 Qc4 27. Ra1 h5 28. a6 Kh7 29. a7 Qc3 30. Raa6 Qc7 31. Rb5 h4 32. Rh5+ Kg6 33. Rxh4 f6 34. Rha4 Qb7 35. Rg4+ Kf7 36. Rga4 Qb1+ 37. Kh2 Rh8+ 38. Kg3 Qg6+ 39. Kf3 Qh5+ 40. g4 Qd5+ 41. Ke2 Qb5+ 42. Kf3 Ra8 43. R6a5 Qc6+ 44. Kg3 g5 45. Ra6 Qc7+ 46. Kg2 Qb7+ 47. Kg3 Qc7+ 48. Kg2 Qd7 49. Kg3 Kg6 50. Kg2 Kf7 51. Kg3 f5 52. gxf5 exf5 53. Bxg5 Qc7+ 54. Bf4 Qc3+ 55. f3 Qe1+ 56. Kg2 Rg8+ 57. Kh3 Qf1+ 58. Kh4 Qh1+ 0-1
2025.04.08 Titled Tue 8th Apr Early
123653 Materia, Marco (2474) Katz, Alexander (2377) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. a4 Nf6 5. d3 O-O 6. O-O d6 7. a5 a6 8. c3 h6 9. h3 Re8 10. Re1 d5 11. exd5 Nxd5 12. b4 Ba7 13. Qb3 Be6 14. Nbd2 Nf4 15. Bxe6 Rxe6 16. Ne4 Qxd3 17. Bxf4 exf4 18. Rad1 Qb5 19. Ned2 Rae8 20. Rxe6 Rxe6 21. Nc4 Re2 22. Rf1 Qd5 23. Ncd2 Rxd2 24. c4 Qd3 25. Nxd2 Qxd2 26. c5 Qxb4 27. Qxb4 Nxb4 28. Rd1 Bxc5 29. Rd8+ Kh7 30. Rb8 b6 31. axb6 cxb6 32. Kf1 Nd3 33. f3 Ne5 34. Ke2 Nc4 35. Kd3 Ne3 36. Ke4 Nxg2 37. Ra8 a5 38. Kf5 Be3 39. Ra7 Nh4+ 40. Kg4 g5 41. Rxf7+ Kg6 42. Rxf4 h5+ 43. Kg3 Bxf4+ 44. Kf2 a4 0-1
2025.04.08 Titled Tue 8th Apr Early
124030 Katz, Alexander (2377) Moussard, J (2587) 0-1
1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. Bb5+ Bd7 6. Qe2+ Be7 7. O-O Bxb5 8. Qxb5+ Qd7 9. Qxd7+ Nxd7 10. d4 Ngf6 11. Re1 Ne4 12. Be3 O-O-O 13. Nbd2 Nxd2 14. Nxd2 c4 15. b3 cxb3 16. axb3 a6 17. Bf4 Rhe8 18. Nf3 f6 19. Kf1 Nb8 20. Re6 Bf8 21. Rae1 Rxe6 22. Rxe6 Nc6 23. Ne1 Kd7 24. Re2 b5 25. Nd3 a5 26. Ra2 Ra8 27. Ke2 a4 28. bxa4 bxa4 29. Bc1 a3 30. Nc5+ Bxc5 31. dxc5 Ra5 32. Rxa3 Rxc5 33. Be3 Rb5 34. Ra2 g5 35. g4 Rb3 36. Kd2 Rb1 37. Ra8 Rh1 38. Rf8 Ke6 39. Re8+ Kf7 40. Rc8 Ne5 41. Rd8 Rxh2 42. Rxd5 Nxg4 43. c4 Nxf2 44. c5 Ng4+ 45. Kd3 Rh3 46. c6 Rxe3+ 47. Kc4 Re1 48. Rd7+ Ke6 49. Rxh7 Ne5+ 50. Kb5 Rb1+ 51. Kc5 Rc1+ 52. Kb5 Rxc6 0-1
2025.04.08 Titled Tue 8th Apr Early
124227 Katz, Alexander (2377) Bjerre, Jonas Buhl (2636) 0-1
1. e4 c5 2. Nf3 g6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg7 6. Na3 cxd4 7. Nb5 Na6 8. Nbxd4 Nf6 9. Be2 O-O 10. O-O Nc5 11. Nb5 Bd7 12. Be3 Rfc8 13. c4 Qxd1 14. Raxd1 Bxb5 15. cxb5 e6 16. Rc1 Na4 17. Rxc8+ Rxc8 18. b3 Nc3 19. Bc4 Nfd5 20. Bxa7 b6 21. a4 Ra8 22. a5 Rxa7 23. a6 Nc7 24. Rc1 Bf6 25. g4 N7xb5 26. g5 Be7 27. Ne5 Rxa6 28. f4 Ra2 29. Nc6 Bc5+ 30. Kh1 Ne2 31. Rd1 Nbd4 32. b4 Nxc6 33. bxc5 Rc2 34. Bxe2 Rxe2 35. cxb6 Rb2 36. Rd6 Rxb6 37. h4 Rb1+ 38. Kg2 Ne7 0-1
2025.04.08 Titled Tue 8th Apr Early
124411 Fayard, A (2074) Katz, Alexander (2377) 0-1
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nf3 Bb7 6. Bd3 O-O 7. O-O Re8 8. a3 Bf8 9. e4 d6 10. Bg5 h6 11. Bh4 e5 12. d5 a5 13. h3 Na6 14. Bc2 Be7 15. Qe2 Nh5 16. Bg3 Nf4 17. Bxf4 exf4 18. e5 dxe5 19. Qxe5 Bxa3 20. Qf5 g6 21. Qxf4 Bxb2 22. Ne4 Bg7 23. d6 Re6 24. Rad1 cxd6 25. Nxd6 Qc7 26. Qg3 Nb4 27. Bb1 Bxf3 28. Qxf3 Rd8 29. Nb5 Qe7 30. Rxd8+ Qxd8 31. Rd1 Qe7 0-1
2025.04.08 Titled Tue 8th Apr Early
124594 Bortnyk, Olexandr (2601) Katz, Alexander (2377) 1-0
1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. e3 e6 5. a3 c5 6. Nf3 Nc6 7. dxc5 Bxc5 8. Bd3 O-O 9. O-O Qe7 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 h6 13. b4 Ba7 14. Bd6 Qf6 15. Bxf8 Kxf8 16. Bxc6 bxc6 17. Qd6+ Kg8 18. Qxc6 Rb8 19. Qc7 Bb7 20. Ne5 Qf4 21. Rad1 Qe4 22. Qxf7+ Kh8 23. Nf3 Qg4 24. h3 Qe4 25. Rd7 1-0
2025.04.08 Titled Tue 8th Apr Early
124881 Katz, Alexander (2377) Devagharan, Devina (1860) 1-0
1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Qc7 6. Nf3 Qxc5 7. b4 Qc7 8. Bb2 Ne7 9. Nbd2 Nf5 10. c4 Be7 11. cxd5 exd5 12. Rc1 Qd8 13. Bd3 O-O 14. Qc2 g6 15. O-O Be6 16. Nb3 Nd7 17. Rfd1 Nb6 18. Nc5 Rc8 19. Qd2 Nc4 20. Bxc4 dxc4 21. Nxb7 Qb6 22. Nd6 Rcd8 23. Nxf5 Bxf5 24. Qh6 Rxd1+ 25. Rxd1 f6 26. Qf4 Qc7 27. Bc3 Rd8 28. Rxd8+ Bxd8 29. g4 Bd3 30. Qd4 Qc8 31. exf6 Kf7 32. Qd5+ Qe6 33. Ng5+ 1-0
2025.04.08 Titled Tue 8th Apr Late
125938 Milanovic, V (2293) Katz, Alexander (2377) 0-1
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O cxd5 10. Bg5 c6 11. Qf3 Bd6 12. h3 Rb8 13. b3 h6 14. Bxf6 Qxf6 15. Qxf6 gxf6 16. Ne2 Re8 17. Rad1 c5 18. Rfe1 Be6 19. Ng3 Bxg3 20. fxg3 Kg7 21. Be2 d4 22. Bf3 a5 23. Kf2 a4 24. Bc6 Red8 25. Bxa4 Bf5 26. Rd2 c4 27. bxc4 Rb2 28. Bb3 d3 29. Rc1 Re8 30. c5 dxc2 31. g4 Rb1 32. Rcxc2 Bxc2 33. Rxc2 Rc8 34. c6 Rd1 35. a4 Rd6 36. c7 Rd7 37. Re2 Rcxc7 38. h4 Rc3 39. Re3 Rd2+ 40. Kf3 Rdd3 41. Rxd3 Rxd3+ 42. Kf4 Rxb3 0-1
2025.04.08 Titled Tue 8th Apr Late
126141 Katz, Alexander (2377) Mayans Calvo, M (2101) 0-1
1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Be2 Ngf6 6. d3 g6 7. a4 b6 8. Nfd2 Bg7 9. f4 O-O 10. Nc4 Rb8 11. Nc3 b5 12. Ne3 b4 13. Nb1 Bb7 14. g4 d5 15. g5 Ne8 16. Nxd5 Bxd5 17. exd5 Nb6 18. Nd2 Nxd5 19. Nc4 Nd6 20. Ne5 Nf5 21. Nc4 Bd4+ 22. Kh1 Nde3 23. Nxe3 Nxe3 24. Bxe3 Bxe3 25. c3 bxc3 26. bxc3 Rb2 27. Rf3 Qd5 28. Qf1 Bxf4 29. c4 Qc6 30. h4 Be5 31. Rd1 Rfb8 32. Qg2 Qe6 33. Rf2 Bd4 34. Bg4 Rxf2 35. Bxe6 Rxg2 36. Bxf7+ Kxf7 37. Kxg2 Rb2+ 38. Kf3 e5 39. Rf1 Ke6 40. Kg3 Rd2 41. Rf6+ Ke7 42. Rxa6 Rxd3+ 43. Kg4 e4 44. Ra7+ Kd6 45. Rxh7 e3 46. Kf3 Rd2 47. h5 Rf2+ 48. Kg3 gxh5 49. Rh6+ Ke5 50. Rh8 Ke4 51. Re8+ Kd3 52. g6 Rf1 53. Kh4 Rg1 54. Kxh5 e2 55. a5 e1=Q 56. Rxe1 Rxe1 57. Kh6 Rh1+ 58. Kg5 Ra1 59. Kf5 Rxa5 60. Ke6 Ra7 0-1
2025.03.25 Titled Tue 25th Mar Early
135704 Burmakin, E (2139) Katz, Alexander (2377) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. Re1 O-O 8. h3 d6 9. c3 h6 10. d4 Bb6 11. Be3 Bb7 12. Nbd2 Re8 13. d5 Ne7 14. c4 Bxe3 15. fxe3 c6 16. dxc6 Bxc6 17. cxb5 axb5 18. Rf1 Ng6 19. Rc1 Qb6 20. Qe2 Ra7 21. Kh2 Nxe4 22. Qd3 Nxd2 23. Nxd2 Nf8 24. Qxd6 Rd8 25. Qxc6 Qxc6 26. Rxc6 Rxd2 27. Rc8 g6 28. Rf6 Kg7 29. Rb6 Rxb2 30. Rxb5 Rd7 31. Rd5 Re7 32. e4 Kf6 33. Rd6+ Kg7 34. Rdd8 Ne6 35. Rg8+ Kf6 36. Rce8 Rxe8 37. Rxe8 Nf4 38. Rf8 Rxg2+ 39. Kh1 Rd2 40. Rxf7+ Kg5 41. Re7 Kh4 42. Rxe5 Kg3 43. Rc5 Rh2+ 44. Kg1 Rg2+ 45. Kf1 Rf2+ 46. Ke1 Nd3+ 47. Kd1 Nxc5 48. Ke1 Nd3+ 49. Kd1 Rf4 50. e5 Nxe5 0-1
2025.03.25 Titled Tue 25th Mar Early
135869 Katz, Alexander (2377) Carlsen, M (2833) 0-1
1. e4 a5 2. d4 e6 3. Nf3 d5 4. e5 b6 5. c3 Qd7 6. Nbd2 Ne7 7. Bd3 Ba6 8. Bxa6 Nxa6 9. O-O c5 10. a3 a4 11. Re1 Nc7 12. Nf1 Nc6 13. Ng3 Na5 14. Nh5 O-O-O 15. Bg5 Re8 16. Qc2 Kb7 17. Rad1 h6 18. Bh4 Qc6 19. Qe2 Qb5 20. Qc2 Qb3 21. Qc1 Nc4 22. Re2 Nb5 23. Qf4 Qxd1+ 24. Re1 Qd3 25. Qxf7+ Nc7 26. Qd7 g5 27. Bg3 Nxb2 28. Nf6 Re7 29. Qd8 Rf7 30. Ne8 Nxe8 31. Qxe8 Re7 32. Qd8 c4 33. h4 Qg6 34. Re2 Nd3 35. Rd2 Qe8 36. Qxe8 Rxe8 0-1
2025.03.25 Titled Tue 25th Mar Early
136164 Kopczynski, M (2225) Katz, Alexander (2377) 1-0
1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nc6 5. Nf3 Nf6 6. Qb3 Qe7 7. O-O Na5 8. Qxc3 Nxe4 9. Qxa5 c6 10. Re1 d5 11. Bxd5 cxd5 12. Qxd5 f5 13. Nc3 Be6 14. Qb5+ Qd7 15. Qe2 Bb4 16. Ne5 Qd4 17. Qb5+ Bd7 18. Rxe4 fxe4 19. Nxd7 a6 20. Nf6+ Kf7 21. Qd5+ Qxd5 22. Nfxd5 Bxc3 23. Nxc3 Rhe8 24. Be3 b5 25. Rd1 b4 26. Nd5 Rab8 27. Nf4 a5 28. h4 Rec8 29. Rd5 Rc2 30. Rxa5 Rxb2 31. Bd4 Rd2 32. Ra7+ Ke8 33. Bxg7 Rc8 34. Be5 Rcc2 35. Rxh7 Rxf2 36. h5 Rxa2 37. h6 e3 38. Rh8+ Kf7 39. h7 Ra1+ 40. Kh2 Rxg2+ 41. Kxg2 Ra7 42. Rf8+ Kxf8 43. h8=Q+ Kf7 44. Qf6+ 1-0
2025.03.25 Titled Tue 25th Mar Early
136344 Katz, Alexander (2377) Ermolaev, E (2282) 1-0
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 O-O 12. Nc2 Bg5 13. h4 Bh6 14. Nce3 Bxe3 15. Nxe3 Rb8 16. a4 b4 17. Bc4 a5 18. Qd2 Be6 19. Bxe6 fxe6 20. Rd1 Qf6 21. f3 Rfd8 22. h5 Qf4 23. Kf2 bxc3 24. bxc3 Ne7 25. h6 d5 26. hxg7 dxe4 27. Qxd8+ Rxd8 28. Rxd8+ Kxg7 29. Rd7 Qg5 30. fxe4 h6 31. Rh3 Kf7 32. Nc4 Qc1 33. Nd6+ Kf6 34. Rf3+ Kg6 35. Ne8 Qc2+ 36. Kg1 Nc6 37. Rg7+ 1-0
2025.03.25 Titled Tue 25th Mar Early
136580 Reprintsev, A (2257) Katz, Alexander (2377) 1-0
1. e4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 Bc5 5. d3 d6 6. h3 O-O 7. Na4 Bb6 8. Nxb6 axb6 9. Ne2 d5 10. exd5 Nxd5 11. O-O Be6 12. a3 f6 13. Kh2 Re8 14. f4 exf4 15. Nxf4 Nxf4 16. Bxf4 Qd7 17. c3 Na5 18. Re1 Rad8 19. b4 Nc6 20. d4 Bc4 21. Qc2 Ne7 22. Be4 g6 23. Bd3 Qc6 24. a4 Nd5 25. Be4 f5 26. Bg2 Qd7 27. Be5 Re6 28. a5 b5 29. Qd2 c6 30. a6 bxa6 31. Rxa6 Qb7 32. Rea1 Re7 33. Qg5 Rde8 34. h4 Nxc3 35. Bxc6 Qc8 36. Bxe8 Ne4 37. Qxe7 1-0
2025.03.25 Titled Tue 25th Mar Early
136723 Katz, Alexander (2377) Luukkonen, T (2247) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O g6 5. c3 Bg7 6. d4 exd4 7. cxd4 O-O 8. d5 a6 9. Be2 Nb8 10. d6 cxd6 11. Qxd6 Nbc6 12. Nc3 b5 13. Bg5 h6 14. Bh4 Bb7 15. Rad1 g5 16. Bg3 b4 17. Na4 f5 18. exf5 Nxf5 19. Qxd7 Ncd4 20. Bc4+ Kh8 21. Qxb7 Qa5 22. Nxd4 Nxd4 23. b3 Qf5 24. Bd3 Qf6 25. Qe4 1-0
2025.03.25 Titled Tue 25th Mar Early
137067 Piddubna, Bozhena (2145) Katz, Alexander (2377) 1-0
1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. a4 d5 5. g3 dxc4 6. Qc2 Nc6 7. Qxc4 Nb4 8. Bd2 b5 9. Qb3 Qd5 10. Qxd5 exd5 11. Na3 Ne4 12. Rc1 Nxd2 13. Nxd2 c6 14. Bg2 Be7 15. O-O O-O 16. Nb3 Bg4 17. Rfe1 bxa4 18. Na5 Rfc8 19. h3 Bd7 20. Nb7 Rab8 21. Nc5 Be8 22. Nxa4 Bf6 23. Red1 a5 24. Nc5 Be7 25. e4 dxe4 26. Bxe4 f6 27. Re1 Bf8 28. Bf5 Rd8 29. Ne6 Rd6 30. Nc4 Rd5 31. Be4 Rdb5 32. Nc7 Bf7 33. Nxb5 cxb5 34. Nxa5 g6 35. Nc6 Nxc6 36. Rxc6 Bb4 37. Rec1 Kg7 38. Rc7 Rd8 39. Rb7 f5 40. Rcc7 fxe4 41. Rxf7+ Kh6 42. Rxh7+ Kg5 43. h4+ Kg4 44. Kg2 Rxd4 45. Rxb5 Bd2 46. Rg7 Rd6 47. h5 Rf6 48. Rxg6+ Rxg6 49. hxg6 Bh6 50. Rb4 Kf5 51. f3 exf3+ 52. Kxf3 Kxg6 53. Rb6+ Kg5 54. Rxh6 Kxh6 55. b4 Kg7 56. b5 Kf7 57. b6 Ke7 58. b7 Kd7 59. b8=Q Ke6 60. Qf4 Ke7 61. g4 Ke6 62. g5 Ke7 1-0
2025.03.25 Titled Tue 25th Mar Early
137148 Katz, Alexander (2377) Dudley, Ian (1898) 1-0
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nf3 g6 7. Nc3 Bg7 8. Be3 O-O 9. Be2 Nc6 10. O-O Bg4 11. Nd2 Bxe2 12. Nxe2 Rc8 13. Rc1 d5 14. c5 Nd7 15. f4 Nf6 16. Kh1 e6 17. a3 a5 18. Qa4 h5 19. Nc3 Ng4 20. Bg1 Qh4 21. Nf3 Qd8 22. Nb5 Qd7 23. Nd6 Rc7 24. b4 axb4 25. axb4 Nf6 26. b5 Ne7 27. Ne5 Qd8 28. b6 Rc8 29. Nxb7 Qe8 30. Qxe8 Nxe8 31. Nd7 Nc6 32. Nxf8 Kxf8 33. Nd6 Rb8 34. Nb5 Ke7 35. Ra1 Rb7 36. Ra8 Nf6 37. Nd6 Ne4 38. Nxb7 Nxd4 39. Bxd4 Bxd4 40. g3 h4 41. Kg2 hxg3 42. hxg3 Nd2 43. Rd1 1-0
2025.03.25 Titled Tue 25th Mar Early
137453 Martinez Fernandez, Adrian (2404) Katz, Alexander (2377) 1-0
1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 Nf6 6. Nf3 Bb4 7. e5 d5 8. exf6 dxc4 9. Qxd8+ Nxd8 10. fxg7 Rg8 11. Bh6 Bf5 12. O-O-O Bxc3 13. bxc3 Ne6 14. Rhe1 Rd8 15. Nd4 Bd3 16. Nxe6 fxe6 17. Rxe6+ Kf7 18. Rde1 Rd6 19. Rxd6 cxd6 20. g4 b5 21. h4 a5 22. a3 d5 23. h5 d4 24. cxd4 b4 25. Kb2 Rc8 26. Re3 c3+ 27. Kb3 Bc4+ 28. Ka4 c2 29. Rf3+ Ke7 30. axb4 Rc6 31. g8=Q Bxg8 32. Bc1 axb4 33. Kxb4 Rc4+ 34. Kb5 Rxd4 35. Re3+ Kd7 36. f3 Rd5+ 37. Kb6 Rd1 38. Ba3 Rb1+ 39. Kc5 c1=Q+ 40. Bxc1 Rxc1+ 41. Kd4 Rc4+ 42. Ke5 Ke7 43. Ra3 Rc5+ 44. Kf4 h6 45. Kg3 Be6 46. Re3 Kf6 47. Ra3 Rc4 48. Re3 Bd5 49. Ra3 Ke5 50. Re3+ Kd6 51. Ra3 Rb4 52. Ra6+ Bc6 53. Ra3 Kc5 54. Re3 Kd4 55. Re6 Bd5 56. Rxh6 Ke5 57. Rh8 Rb3 58. Rf8 Ke6 59. Rf5 Be4 60. Rf4 Bh7 61. g5 Rb5 62. Kh4 Rb1 63. g6 Rh1+ 64. Kg5 Bg8 65. Kh6 Ke5 66. Rf8 Bd5 67. f4+ Kd6 68. f5 Bf3 69. Kg7 Rxh5 70. f6 Be4 71. f7 Rf5 72. Rd8+ Ke7 73. Re8+ Kd7 74. Rxe4 1-0
2025.03.25 Titled Tue 25th Mar Early
137610 Katz, Alexander (2377) Parfenov, Vi (2193) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. a4 Bb7 12. Nbd2 c5 13. d5 c4 14. Bc2 Nc5 15. Nf1 Qc7 16. Ng3 Rfb8 17. Nf5 Bf8 18. Bg5 Ne8 19. Nh2 Bc8 20. axb5 Bxf5 21. exf5 Rxb5 22. f6 Rxb2 23. fxg7 Bxg7 24. Bc1 Rb7 25. Ng4 Nd3 26. Bxd3 cxd3 27. Qxd3 a5 28. Bh6 f6 29. Bxg7 Qxg7 30. Ne3 Qg6 31. Qe2 a4 32. Qc4 a3 33. Qc6 Raa7 34. Nc4 Rc7 35. Qb5 Rab7 36. Qa4 Ra7 37. Qb3 Rab7 38. Qa2 Qd3 39. Nxa3 Qxc3 40. Re3 Qd4 41. Rg3+ Kf7 42. Rf1 Rc3 43. Rxc3 Qxc3 44. Nb1 Qb2 45. Qa6 Qb5 46. Qa2 Qb3 47. Qe2 Qxd5 48. Qh5+ Kf8 49. Nc3 Qf7 50. Qf3 Ra7 51. Nd5 Kg7 52. Ne3 Kh8 53. Nf5 Qe6 54. Rc1 Ng7 55. Ne3 Ra8 56. Qxa8+ Qg8 57. Rc8 1-0
2025.03.25 Titled Tue 25th Mar Early
137733 Olhovik, Andrei (2282) Katz, Alexander (2377) 0-1
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. b3 O-O 9. Be2 dxc4 10. bxc4 Nc6 11. Bf3 Na5 12. Bxa8 Qxa8 13. O-O Bxc4 14. Re1 Rd8 15. Qc2 c5 16. dxc5 Nb3 17. Rb1 Nxc5 18. Rb4 Nd3 19. Rd1 Nxb4 20. axb4 Qc8 21. Rxd8+ Qxd8 22. f3 Qd6 23. Ba3 h6 24. h3 a5 25. Na2 Bxa2 26. Qxa2 axb4 27. Bb2 Qd2 28. e4 Nd7 29. Qa1 f6 30. Bd4 Nc5 31. Bf2 b3 32. Qa8+ Kh7 33. Qb8 b2 34. Bxc5 b1=Q+ 35. Kh2 Qbc1 36. Bxb6 Qf4+ 37. Qxf4 Qxf4+ 38. Kg1 Qd2 0-1
2025.03.25 Titled Tue 25th Mar Late
137927 Katz, Alexander (2377) Khanbutaev, Artemii (2041) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. Nbd2 O-O 12. Nf1 cxd4 13. cxd4 Bg4 14. Bd3 exd4 15. Ng3 Nc6 16. Be2 Rfe8 17. Nxd4 Bxe2 18. Rxe2 Nxd4 19. Qxd4 Rac8 20. Bf4 Qc5 21. Qd2 g6 22. Rd1 Red8 23. h3 Bf8 24. Qd3 d5 25. e5 Ne8 26. Nf1 Ng7 27. Ne3 d4 28. Ng4 Ne6 29. Nf6+ Kh8 30. Bd2 Bg7 31. Qf3 Qc7 32. h4 Qb8 33. h5 g5 34. h6 Bxh6 35. Qh5 Kg7 36. Ng4 Nf4 37. Qxh6+ Kh8 38. Bxf4 gxf4 39. Nf6 1-0
2025.03.25 Titled Tue 25th Mar Late
138055 Tang, Andrew (2529) Katz, Alexander (2377) 1-0
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 5. Nf3 d6 6. Bd2 O-O 7. a3 Bxc3 8. Bxc3 Qe7 9. e3 e5 10. d5 Nb8 11. Bd3 a5 12. b3 e4 13. Be2 exf3 14. gxf3 g6 15. Rg1 Re8 16. Bb2 Nbd7 17. h4 Nh5 18. O-O-O Nc5 19. Rg5 Ng7 20. Rdg1 a4 21. b4 Nb3+ 22. Kb1 f6 23. R5g2 Bf5 24. e4 Bxe4 25. fxe4 Qxe4 26. Bd3 Qxh4 27. Bxg6 hxg6 28. Qxg6 Qe4+ 29. Qxe4 Rxe4 30. Rxg7+ Kh8 31. Bxf6 Rf8 32. Rf7# 1-0
2025.03.25 Titled Tue 25th Mar Late
138298 Katz, Alexander (2377) Devagharan, Devina (1860) 1-0
1. e4 c6 2. Nf3 d5 3. d3 g6 4. e5 Bg7 5. d4 h5 6. h3 Nh6 7. Nbd2 Bf5 8. Nb3 Nd7 9. Bf4 a5 10. a4 Be4 11. Ng5 Bf5 12. Bd3 Bxd3 13. Qxd3 Nf8 14. e6 f5 15. O-O Nh7 16. Nxh7 Rxh7 17. Qg3 Kf8 18. Qxg6 Kg8 19. Nc5 b6 20. Nd7 Qe8 21. Qxe8+ Rxe8 22. Nxb6 Bxd4 23. Nd7 Bxb2 24. Rab1 Bc3 25. Rb3 d4 26. Nc5 Kg7 27. Rb6 Ng8 28. Rxc6 Nf6 29. Be5 Kg6 30. Nd3 Rhh8 31. Nf4+ Kg5 32. g3 h4 33. Kg2 hxg3 34. fxg3 Bd2 35. h4+ Kh6 36. Bxf6 exf6 37. Nd5 Be3 38. Rxf5 1-0
2025.03.25 Titled Tue 25th Mar Late
138514 Katz, Alexander (2377) Thake, Conrad (1846) 1-0
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 O-O 13. h4 Bh6 14. Nce3 Ne7 15. Nxe7+ Qxe7 16. Nd5 Qd8 17. g4 Bf4 18. Nxf4 exf4 19. Qd4 Re8 20. O-O-O Qe7 21. f3 Rd8 22. e5 Bb7 23. exd6 Qe3+ 24. Qxe3 fxe3 25. Be2 Rd7 26. Rd3 Rad8 27. Rxe3 Rxd6 28. Rd1 Rxd1+ 29. Bxd1 Kf8 30. Bc2 g6 31. g5 Re8 32. Rxe8+ Kxe8 33. f4 Bd5 34. a3 Ke7 35. Kd2 f6 36. Ke3 fxg5 37. hxg5 a5 38. Kd4 Kd6 39. Bd3 Bc6 40. c4 b4 41. c5+ Ke6 42. axb4 axb4 43. Kc4 b3 44. Kxb3 Kd5 45. f5 gxf5 46. Bxf5 Kxc5 47. Bxh7 Bd5+ 48. Kc3 Kd6 49. g6 Ke7 50. g7 Bf7 51. g8=Q Bxg8 52. Bxg8 Kd6 53. Kd4 Kc6 54. Bc4 Kb6 55. b4 Kc6 56. Ke5 Kc7 57. Kd5 Kb6 58. Kd6 Kb7 59. Kc5 Kc7 60. Bd5 Kb8 61. b5 Ka7 62. b6+ Kb8 63. Kb5 Kc8 64. Ka5 Kb8 65. Ka6 1-0
2025.03.25 Titled Tue 25th Mar Late
138745 Amburgy, Ryan (2269) Katz, Alexander (2377) 1-0
1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 Be6 7. Bxf6 Qxf6 8. Qb3 Ra7 9. g3 Qd8 10. h4 Be7 11. Bh3 Bxh3 12. Rxh3 c6 13. Kf1 Nd7 14. Kg2 a5 15. Re1 O-O 16. e4 dxe4 17. Nxe4 Bb4 18. Re2 Nf6 19. Nxf6+ Qxf6 20. a3 Bd6 21. Qb6 Bb8 22. Rh1 Qd8 23. Qc5 Ra8 24. Rhe1 Bd6 25. Qh5 Qf6 26. Ng5 h6 27. Ne4 Qd8 28. d5 cxd5 29. Qxd5 Bc7 30. Qc4 Bb6 31. Nc3 Rc8 32. Qd5 Qxd5+ 33. Nxd5 Bc5 34. Ne7+ Bxe7 35. Rxe7 b6 36. Rb7 Rc6 37. Re3 Rd8 38. Rf3 f6 39. Re3 Rd2 40. Ree7 Rcc2 41. Rxg7+ Kf8 42. Rbf7+ Ke8 43. Rxf6 Rxb2 44. h5 b5 45. Ra7 b4 46. Rxa5 b3 47. Rb5 Ke7 48. Rf3 Ke6 49. Rbxb3 Rxf2+ 50. Rxf2 Rxb3 51. Rf3 Rb2+ 52. Kh3 Rb1 53. g4 Rh1+ 54. Kg3 Rg1+ 55. Kf4 Rc1 56. Rb3 Rc4+ 57. Kf3 Kf6 58. Rb6+ Kg7 59. Ra6 Rd4 60. a4 Rd3+ 61. Ke4 Rg3 62. Kf4 Rg1 63. Ra7+ Kf6 64. Rh7 Rf1+ 65. Kg3 Ra1 66. Rxh6+ Kg7 67. Rb6 Rxa4 68. Kh4 Ra5 69. h6+ Kh7 70. g5 Ra1 71. Rb7+ Kh8 72. Kh5 Ra6 73. Rd7 Rb6 74. g6 Rb5+ 75. Kg4 Rb8 76. Kf5 Ra8 77. Kf6 Rb8 78. Ke7 Ra8 79. Rd8+ 1-0
2025.03.25 Titled Tue 25th Mar Late
138845 Katz, Alexander (2377) Groetzbach, J (2182) 1-0
1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Be2 e5 6. a4 Ngf6 7. d3 Be7 8. Nc3 O-O 9. Nd2 Nb8 10. Nc4 Be6 11. b3 Nc6 12. f4 exf4 13. Bxf4 d5 14. exd5 Nxd5 15. Nxd5 Bxd5 16. Bf3 Bf6 17. Rb1 b5 18. axb5 axb5 19. Nd6 Bxf3 20. Qxf3 Nd4 21. Qg4 Ra2 22. Ne4 Kh8 23. Bd6 Rg8 24. Bxc5 Rxc2 25. Rbe1 Be5 26. Ng5 Qc7 27. Rxe5 1-0
2025.03.25 Titled Tue 25th Mar Late
138986 Fier, A (2534) Katz, Alexander (2377) 0-1
1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. d5 exd5 6. Nc3 Bb7 7. Nxd5 Be7 8. Bxf6 Bxf6 9. c3 O-O 10. h4 Nc6 11. Bd3 h6 12. Bc2 Ba6 13. Ng5 Bxg5 14. hxg5 Qxg5 15. g3 Bc4 16. Nf4 d5 17. b3 Ba6 18. Qxd5 Qxd5 19. Nxd5 Rad8 20. O-O-O Bb7 21. c4 Nb4 22. Be4 Nxd5 23. cxd5 f5 24. Bg2 Rf6 25. Kc2 Rfd6 26. Rd3 Kf7 27. Rhd1 Kf6 28. f4 g5 29. Kc3 b5 30. b4 Rc8 31. R3d2 cxb4+ 32. Kxb4 Rc4+ 33. Kb3 a5 34. Bf1 Rc5 35. Bg2 gxf4 36. gxf4 Rd8 37. d6 Bxg2 38. Rxg2 Rc6 39. Rh2 Rcxd6 40. Rxh6+ Ke7 41. Rdxd6 Rxd6 42. Rh7+ Ke6 43. Kc3 Rc6+ 44. Kd4 Rc4+ 45. Kd3 Ra4 46. Rh6+ Kd7 47. Rb6 b4 48. Rb5 Rxa2 49. Rxf5 b3 50. Rb5 a4 51. f5 Rf2 52. e4 b2 53. Ke3 Rh2 54. f6 a3 55. f7 Ke7 56. Rb7+ Kf8 57. e5 a2 58. e6 b1=Q 0-1
2025.03.25 Titled Tue 25th Mar Late
139202 Ibarra Jerez, JC (2559) Katz, Alexander (2377) 0-1
1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nd2 Bc5 7. Nb3 Bb6 8. e5 Qe7 9. Qe2 Nd5 10. c4 Nb4 11. a3 Na6 12. Bf4 O-O 13. O-O-O Rb8 14. Qc2 Bc5 15. Bd3 Bxa3 16. Bxh7+ Kh8 17. Be4 Nc5 18. Rd3 Nxd3+ 19. Qxd3 d5 20. exd6 Bxd6 21. Bd2 Rxb3 22. Qxb3 Qxe4 23. Re1 Qxg2 24. Qe3 Bf5 25. Bc3 Kg8 26. c5 Bxh2 27. b3 Qg4 28. Kb2 Bf4 29. Qd4 Bh6 30. f4 Qf3 31. Rg1 f6 32. Rd1 Qd5 33. Qg1 Qe6 34. Qh2 Rb8 35. b4 a5 36. Rg1 axb4 37. Bd4 Kf8 38. Qf2 Qd5 39. Rd1 Rd8 40. Rd2 Qe4 41. Qg1 Bxf4 42. Kb3 Bxd2 43. Qh2 Qc2# 0-1
2025.03.25 Titled Tue 25th Mar Late
139383 Katz, Alexander (2377) Lie, K (2489) 0-1
1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Bb5+ Nd7 8. Nbd2 Bxf3 9. Qxf3 e6 10. Nb3 Ne7 11. h4 h6 12. h5 g5 13. Bd2 a6 14. Bd3 Nc6 15. Rc1 Qb6 16. O-O Nxd4 17. Nxd4 Qxd4 18. Qe2 Qxe5 19. Qd1 O-O 20. Bb1 Rac8 21. Bc3 Qf4 22. Qd3 f5 23. Rfe1 Bxc3 24. bxc3 Nc5 25. Qe2 Ne4 26. f3 Nc5 27. Rcd1 Rfe8 28. Rd4 Qd6 29. c4 Nd7 30. cxd5 Nf6 31. Rdd1 Nxd5 32. Qb2 Qb6+ 33. Qxb6 Nxb6 34. Rd6 Na4 35. Bd3 Nc5 36. Bc4 Kf7 37. Bf1 Rc6 38. Rd2 Ke7 39. Kf2 Rd8 40. Rc2 Nd3+ 41. Bxd3 Rxd3 42. Rce2 Rcd6 43. Rc1 Rd2 44. Rc7+ Rd7 45. Rxd2 Rxc7 46. Rb2 b5 47. Ke3 Kd6 48. f4 Rc3+ 49. Kd2 Rg3 50. Ke1 gxf4 51. Kf2 Ra3 52. Rd2+ Ke5 53. Re2+ Kf6 54. Rc2 Kg5 55. Kg1 Kxh5 56. Kh2 Kg4 57. Kh1 e5 58. Kh2 e4 59. Re2 b4 60. Rc2 a5 61. Rc6 Rxa2 62. Rxh6 f3 63. Rg6+ Kf4 64. Kh1 fxg2+ 65. Kh2 b3 66. Rg3 g1=Q+ 0-1
2025.03.25 Titled Tue 25th Mar Late
139482 Sroczynski, M (2247) Katz, Alexander (2377) 0-1
1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. g3 b5 5. b3 Bb7 6. Bg2 c5 7. d5 exd5 8. Nh4 g6 9. cxd5 Bg7 10. Bb2 O-O 11. O-O d6 12. e4 Nbd7 13. f4 Re8 14. Re1 a5 15. Nc3 Qb6 16. Kh1 a4 17. bxa4 bxa4 18. Rb1 Qa5 19. Qf3 Nb6 20. Nb5 Nc4 21. Bc3 Qd8 22. Qd3 Nb6 23. Nxd6 Qxd6 24. e5 Ng4 25. exd6 Nf2+ 26. Kg1 Nxd3 27. Rxe8+ Rxe8 28. Bxg7 Re1+ 29. Rxe1 Nxe1 30. Bb2 Nxg2 31. Nxg2 Bxd5 32. Ba3 Nd7 33. Ne3 Bxa2 34. Kf2 Kf8 35. Ke2 Ke8 36. Kd3 Kd8 37. Nc4 Kc8 38. Ne5 Be6 39. Nxd7 c4+ 40. Kd4 Kxd7 41. h4 h5 42. Bb4 Kc6 0-1
2025.03.25 Titled Tue 25th Mar Late
139603 Salinas Herrera, P (2463) Katz, Alexander (2377) 1/2-1/2
1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. Nbd2 Nc6 6. c3 h6 7. Bb5 Bd7 8. O-O Nh5 9. Bxc6 Bxc6 10. Be5 Bd6 11. Re1 Nf6 12. Qc2 O-O 13. Rad1 Rc8 14. Qb1 Bb5 15. dxc5 Bxc5 16. e4 Qb6 17. Bd4 Bxd4 18. Nxd4 dxe4 19. Nxe4 Nxe4 20. Qxe4 Bc4 21. b3 Bd5 22. Qe3 Rfd8 23. c4 Bc6 24. Nxc6 bxc6 25. Qe5 c5 26. h3 Qa5 27. Qb2 Rxd1 28. Rxd1 Rd8 29. Rxd8+ Qxd8 30. Qe5 Qd4 31. Qxd4 cxd4 32. b4 Kf8 33. a4 Ke7 34. a5 Kd7 35. Kf1 e5 36. Ke2 e4 37. g4 g6 38. f3 f5 39. gxf5 gxf5 40. fxe4 fxe4 41. b5 Kd6 42. h4 h5 43. Kd2 Kc5 44. a6 Kb6 45. Kc2 Kc5 46. Kd2 Kb6 47. Ke2 Kc5 48. Kd2 1/2-1/2
2025.03.11 Titled Tue 11th Mar Late
150827 Babu, Rahul (2186) Katz, Alexander (2377) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d5 8. d3 O-O 9. a4 Bg4 10. Nbd2 b4 11. h3 Bh5 12. g4 Bg6 13. Kg2 bxc3 14. bxc3 d4 15. cxd4 Bxd4 16. Rb1 Nd7 17. Ba3 Re8 18. Bb3 Nf8 19. Bd5 Re6 20. Bxf8 Qxf8 21. Bxe6 fxe6 22. Rc1 Nb4 23. Qb3 c5 24. Nxd4 exd4 25. f4 Bf7 26. Nc4 Rb8 27. Ne5 Nd5 28. Qa3 Ne3+ 29. Kg1 Be8 30. Qxc5 Nxf1 31. Qxf8+ Kxf8 32. Kxf1 Rb2 33. a5 Bb5 34. Rc7 Rh2 35. Rf7+ Kg8 36. Re7 h6 37. Rxe6 Rxh3 38. Rb6 Rh1+ 39. Kg2 Ra1 40. Rd6 Rxa5 41. Rxd4 Ra2+ 42. Kg3 a5 43. Rd8+ Kh7 44. d4 a4 45. f5 Ra3+ 46. Kf4 g5+ 47. fxg6+ Kg7 48. Rb8 Rb3 49. Rb7+ Kg8 50. Nf7 Be2 51. Nxh6+ Kf8 52. Rf7+ Ke8 53. g7 Rf3+ 54. Ke5 Rxf7 55. g8=Q+ Rf8 56. Qe6+ Kd8 57. Qd6+ Ke8 58. Qe6+ Kd8 59. Qd6+ Ke8 60. Qb8+ Ke7 61. Qb4+ Ke8 62. Qxa4+ Ke7 63. Qa3+ Ke8 64. Nf5 Kf7 65. Qe7+ Kg8 66. Qg7# 1-0
2025.03.11 Titled Tue 11th Mar Late
151007 Katz, Alexander (2377) Yue, Tariq (2047) 1-0
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 a5 11. f3 a4 12. Rc1 Qa5 13. Kf2 Bd7 14. Nd5 Nxd5 15. Qxa5 Rxa5 16. cxd5 Bb5 17. Bd2 Bd4+ 18. Ke1 Rfa8 19. Bxa5 Rxa5 20. Rc2 Kg7 21. Kd2 Kf6 22. Rb1 Ke5 23. Bxb5 Rxb5 24. Kd3 g5 25. g3 Bc5 26. f4+ Kf6 27. Rf1 Kg6 28. fxg5 Rb4 29. Rf4 Rd4+ 30. Ke2 Kxg5 31. Rxf7 Rxe4+ 32. Kf3 Re3+ 33. Kg2 Kg6 34. Rf4 b5 35. h4 Re5 36. g4 Rxd5 37. Re2 e5 38. Rf5 Rd4 39. h5+ Kg7 40. Kh3 e4 41. g5 Rd3+ 42. Kg4 e3 43. h6+ Kg8 44. Re1 Rd2 45. Ref1 Rg2+ 46. Kh3 Rf2 47. R1xf2 exf2 48. Kg2 b4 49. b3 a3 50. Kf1 Bd4 51. Rd5 Bc5 52. Rf5 Bd4 53. Ke2 Bc5 54. Rf6 d5 55. Rf5 Bd4 56. Rxd5 Bc3 57. Rf5 Bd4 58. Kd3 Bb6 59. Kc4 Ba5 60. Rxf2 Bb6 61. Rf5 Be3 62. Kxb4 Bd2+ 63. Kc4 Bc1 64. b4 Bb2 65. b5 1-0
2025.03.11 Titled Tue 11th Mar Late
151204 Zakin, Ilay (2220) Katz, Alexander (2377) 0-1
1. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 4. O-O e6 5. d3 Be7 6. Nbd2 O-O 7. Qe1 c5 8. b3 Nc6 9. Bb2 b5 10. e4 Bg6 11. h3 a5 12. a4 Nb4 13. Qc1 dxe4 14. dxe4 Nxe4 15. Rd1 Nxd2 16. Rxd2 Qb6 17. Ne5 Rad8 18. Nd7 Rxd7 19. Rxd7 Bf6 20. Bxf6 gxf6 21. c3 Nd3 22. Qd2 c4 23. axb5 Qxb5 24. Rb7 Qc5 25. bxc4 Qxc4 26. h4 Rd8 27. Bf1 Be4 28. Ra7 Bc6 29. Qe3 Qd5 30. f3 Ne5 31. Be2 Nxf3+ 32. Bxf3 Qxf3 33. Qxf3 Bxf3 34. R7xa5 Rd2 35. h5 Kg7 36. R5a2 Rd3 37. Kf2 Rxc3 38. Ra5 Bd5 39. R1a3 Rc2+ 40. Ke3 Kh6 41. g4 Rg2 42. Kf4 Rf2+ 43. Kg3 Rg2+ 44. Kh3 Rg1 45. Ra7 Kg7 46. Rc7 e5 47. Rd7 Be6 48. Rdd3 Rxg4 49. Rg3 Rxg3+ 50. Kxg3 Kh6 51. Kh4 f5 52. Ra5 e4 53. Re5 Kg7 54. Ra5 h6 55. Kg3 Kf6 56. Kf4 Bd7 57. Ra6+ Be6 58. Rb6 Kg7 59. Rb2 Kf6 60. Rb5 Ke7 61. Re5 Kd6 62. Ra5 Kc6 63. Ra8 Kd5 64. Rh8 Kd4 65. Rd8+ Bd5 66. Kxf5 e3 67. Re8 Be6+ 68. Kf4 e2 69. Rd8+ Kc5 0-1
2025.03.11 Titled Tue 11th Mar Late
151271 Katz, Alexander (2377) Da Matta, Eduardo Cesar (2047) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Nxd4 10. Qxd4 Be7 11. Be3 b5 12. g4 h5 13. g5 e5 14. Qd2 Nh7 15. h4 Be6 16. Bh3 Nf8 17. Nd5 Bxh3 18. Rxh3 Ne6 19. f4 exf4 20. Bxf4 Nc5 21. g6 O-O 22. Nxe7+ Qxe7 23. Bxd6 Qe6 24. Bxf8 Qxh3 25. Bxc5 Qxh4 26. gxf7+ 1-0
2025.03.11 Titled Tue 11th Mar Late
151474 Katz, Alexander (2377) Ibarra Jerez, JC (2559) 1-0
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Bc5 6. Nb3 Bb4 7. Bd2 Nf6 8. Bd3 d5 9. exd5 Nxd5 10. O-O Nxc3 11. bxc3 Bd6 12. Qh5 g6 13. Qh6 Bf8 14. Qh3 Bg7 15. Rad1 O-O 16. Be4 e5 17. Qf3 Qc7 18. Bd5 Kh8 19. c4 f5 20. Bc3 e4 21. Qe3 Ne5 22. f3 exf3 23. Rfe1 f2+ 24. Qxf2 Ng4 25. Bxg7+ Qxg7 26. Qc5 Bd7 27. Re7 Qh6 28. Qd4+ Rf6 29. h3 Rf8 30. Rxd7 Ne3 31. Rd3 f4 32. Bf3 Qg5 33. Rd8 Kg7 34. Rxf8 Kxf8 35. Qc5+ Kg7 36. Qxg5 1-0
2025.03.11 Titled Tue 11th Mar Late
151682 Drozdowski, K (2450) Katz, Alexander (2377) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Bb3 d6 7. h3 O-O 8. Nbd2 h6 9. Nh2 Re8 10. Ndf1 d5 11. Qf3 Be6 12. Ng3 Qd7 13. Bxh6 Rad8 14. Bg5 Be7 15. Rd1 d4 16. O-O Na5 17. Bxe6 fxe6 18. Bxf6 Bxf6 19. Ng4 Rf8 20. Nxf6+ Rxf6 21. Qh5 Nc6 22. Ne2 Rdf8 23. c4 Qd6 24. a3 a5 25. g3 a4 26. f4 exf4 27. gxf4 e5 28. f5 Rh6 29. Qg4 Qf6 30. Kh2 Kf7 31. Rf3 Rfh8 32. Rg1 R8h7 33. Qg6+ Kf8 34. Qxf6+ gxf6 35. Rfg3 Ne7 36. R1g2 Ke8 37. Ng1 Kf8 38. Nf3 Ke8 39. h4 Kf8 40. Rg4 Ke8 41. b3 axb3 42. Rb2 Kd7 43. Rxb3 b6 44. Rb1 Nc6 45. Rbg1 Na5 46. Rg7+ Kd6 47. R1g6 Rxg7 48. Rxh6 Rf7 49. Ng5 Rf8 50. Nh7 Rh8 51. Rxf6+ Kc5 52. Rf7 b5 53. cxb5 Kxb5 54. Rxc7 Nb3 55. Kg3 Nc5 56. f6 Ne6 57. Re7 Nf4 58. f7 Ng6 59. Re6 Rxh7 60. Rxg6 Rxf7 61. Re6 Ka4 62. Rxe5 Kb3 63. Rc5 Rf1 64. Rc4 1-0
2025.03.11 Titled Tue 11th Mar Late
151821 Katz, Alexander (2377) Christiansen, Johan-Sebastian (2657) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. O-O d6 6. Nc3 Be7 7. exf5 O-O 8. d4 Nxd4 9. Nxd4 exd4 10. Qxd4 Bxf5 11. Bg5 c6 12. Bd3 Bxd3 13. Qxd3 d5 14. Rae1 Bd6 15. g3 Qd7 16. Kg2 Ng4 17. Qd4 Qf5 18. h3 Nxf2 19. Bf4 Qxh3+ 20. Kxf2 Rf7 21. Rh1 Qg4 22. Rh4 Qxh4 23. gxh4 Rxf4+ 24. Qxf4 Bxf4 25. Re7 Rf8 26. Rxb7 Rf7 27. Rxf7 Kxf7 28. Ne2 Be5 29. b3 Kf6 30. Kf3 Kf5 31. c4 d4 32. Nc1 c5 33. Nd3 Bd6 34. a3 a5 35. Nf2 h6 36. Ne4 Be7 37. h5 Ke5 38. Nf2 Kf5 39. Ne4 Bf8 40. a4 Be7 41. Nf2 Kg5 42. Ke4 Kxh5 43. Kd5 Kg5 44. Ke6 Bf6 45. Ne4+ Kf4 46. Nxc5 h5 47. Nd3+ Ke3 48. Ne1 d3 49. c5 d2 50. Ng2+ Kf2 51. Nf4 d1=Q 0-1
2025.03.11 Titled Tue 11th Mar Late
151987 Marchand, Calix (2104) Katz, Alexander (2377) 1/2-1/2
1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 f5 5. d3 Nf6 6. e3 Be7 7. Nge2 O-O 8. O-O Qe8 9. Nd5 Bd8 10. Nec3 Ne7 11. d4 Nexd5 12. Nxd5 Nxd5 13. Bxd5+ Kh8 14. dxe5 dxe5 15. b3 e4 16. c5 Qe5 17. Rb1 c6 18. Bc4 Qxc5 19. Qd2 Bf6 20. Rd1 b5 21. Be2 Be6 22. Qd6 Qc2 23. Ba3 Qxe2 24. Qxe6 Rfd8 25. Rxd8+ Rxd8 26. Be7 Bxe7 27. Qxe7 Qd3 28. Rc1 Qd5 29. Kg2 h6 30. Rc5 Qd6 31. Qxd6 Rxd6 32. Rxf5 Re6 33. Rf7 a6 34. b4 Rd6 35. Ra7 Rd2 36. Rxa6 Rc2 37. Ra8+ Kh7 38. Re8 Rxa2 39. Rxe4 Rc2 40. Re6 Rc4 41. h4 h5 42. Kf3 c5 43. bxc5 Rxc5 44. Rb6 Kg8 45. Rb7 Kh7 46. e4 Kg6 47. Kf4 Kf6 48. Rb6+ Kf7 49. f3 Ke7 50. Rb7+ Kf6 51. Rb6+ Kf7 52. e5 Ke7 53. Kf5 Kf7 54. Rb7+ Kf8 55. f4 Rc3 56. e6 Rxg3 57. Rb8+ Ke7 58. Rb7+ Ke8 59. Rxb5 Rg1 60. Rb8+ Ke7 61. Rb7+ Ke8 62. Ke5 Re1+ 63. Kd6 Rd1+ 64. Ke5 Re1+ 65. Kf5 Rg1 66. Ra7 Rg2 67. Ra8+ Ke7 68. Ra7+ Ke8 69. Ra3 Rg1 70. Ra5 Ke7 71. Ra7+ Ke8 72. Ra8+ Ke7 73. Ra7+ Ke8 74. Ke4 Re1+ 75. Kf5 Rg1 1/2-1/2
2025.03.11 Titled Tue 11th Mar Late
152024 Katz, Alexander (2377) Philipp, Mathias (2197) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Rb8 13. h4 Bh6 14. g3 O-O 15. Bg2 a5 16. O-O b4 17. cxb4 axb4 18. b3 Be6 19. Qh5 Bxd5 20. exd5 Nd4 21. Ne3 Bxe3 22. fxe3 Nc2 23. Rac1 Nxe3 24. Rf2 Nxg2 25. Kxg2 Rc8 26. Rfc2 Rxc2+ 27. Rxc2 Qa5 28. Qf3 f5 29. Qd3 f4 30. h5 f3+ 31. Kf1 Qd8 32. Qe3 Qf6 33. Rc7 f2 34. Qe4 Qg5 35. Qd3 Qxh5 0-1
2025.03.11 Titled Tue 11th Mar Late
152172 Sukandar, I (2330) Katz, Alexander (2377) 0-1
1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. b3 b6 5. Bb2 Bb7 6. Be2 Be7 7. O-O O-O 8. c4 d5 9. Nc3 Nc6 10. Ne5 cxd4 11. Nxc6 Bxc6 12. Qxd4 dxc4 13. Qxc4 Rc8 14. Rfd1 Qc7 15. Nb5 Qb7 16. Qf4 Rfd8 17. Qg3 Rd5 18. Nd4 Rdd8 19. Nxc6 Qxc6 20. Bd3 Rxd3 21. Rxd3 Qc2 22. Rc3 Rxc3 23. Bxc3 Qxc3 24. Qb8+ Bf8 25. Rd1 Qc2 26. Rf1 Qxa2 27. h4 g6 28. Rd1 Kg7 29. Rd7 Qxb3 30. Rxa7 Qd1+ 31. Kh2 Bd6+ 0-1
2025.03.11 Titled Tue 11th Mar Late
152311 Katz, Alexander (2377) Melillo, Lucius (2195) 1-0
1. e4 c6 2. Nf3 d5 3. d3 g6 4. e5 Bg7 5. d4 f6 6. exf6 exf6 7. Bd3 Ne7 8. O-O O-O 9. Re1 Bf5 10. Bf4 Re8 11. Nc3 a5 12. h3 Na6 13. g4 Bxd3 14. Qxd3 Qd7 15. Re2 Kf7 16. Rae1 Ng8 17. g5 Rxe2 18. Rxe2 Re8 19. gxf6 Rxe2 20. fxg7 Re8 21. Ne5+ Rxe5 22. Bxe5 Qf5 23. Qxf5+ gxf5 24. Ne2 Nb4 25. Ng3 Ne7 26. Bd6 Ng8 27. Bxb4 axb4 28. Nxf5 Kf6 29. Nd6 b5 30. Nb7 Ne7 31. Nd8 Kxg7 32. Ne6+ Kf6 33. Nf4 Nf5 34. c3 bxc3 35. bxc3 Ke7 36. Kg2 Kd6 37. Nd3 Kc7 38. Kf3 Kb6 39. Kg4 Ne7 40. f4 Ka5 41. f5 Ka4 42. f6 Ng6 43. Nb4 Ka3 44. Nxc6 Kxa2 45. Ne7 Nf8 46. Nxd5 Kb3 47. Kf5 Kc4 48. Ke5 h6 49. Kd6 Ng6 50. f7 h5 51. Nf4 Nf8 52. Ke7 1-0
2025.03.04 Titled Tue 4th Mar Late
157794 Melamed, Daniel (2020) Katz, Alexander (2377) 0-1
1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. c3 Nc6 6. Bd3 h6 7. h3 Bd6 8. Bxd6 Qxd6 9. Nbd2 O-O 10. O-O e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Nf3 Qe7 14. Qc2 a5 15. c4 dxc4 16. Bxc4 b6 17. Rfd1 Bb7 18. Qf5 Rad8 19. Ne5 Be4 20. Qf4 Bd5 21. a4 Qe6 22. Bxd5 Nxd5 23. Qg3 Nb4 24. Qf4 Qb3 25. Rxd8 Rxd8 26. Rf1 f6 27. Qc4+ Qxc4 28. Nxc4 Kf7 29. Nxb6 Rd2 30. Nc4 Rc2 31. b3 Nc6 32. Rd1 Ke7 33. Rd6 Nb4 34. Rb6 Nd3 35. Nxa5 Rc1+ 36. Kh2 Nxf2 37. Rb7+ Ke6 38. Nc4 g5 39. a5 f5 40. a6 f4 41. exf4 gxf4 42. g4 Rc2 43. Kg1 Nxh3+ 44. Kf1 f3 45. Rb6+ Ke7 46. Ke1 f2+ 47. Kd1 f1=Q+ 48. Kxc2 Qe2+ 49. Kc3 Qe1+ 50. Kb2 Qe2+ 51. Ka3 Qd1 52. Ka4 Nf4 0-1
2025.03.04 Titled Tue 4th Mar Late
157901 Katz, Alexander (2377) Rose, F (2093) 1-0
1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Bb5+ Nd7 8. O-O Bxf3 9. Qxf3 e6 10. h4 Qxh4 11. Bxd7+ Kxd7 12. Qxf7+ Qe7 13. Qf3 Nh6 14. Qb3 Ke8 15. Nc3 a6 16. Na4 Nf5 17. Be3 b5 18. Nc5 h5 19. a4 Rb8 20. axb5 axb5 21. Ra6 Kf7 22. Nxe6 Qxe6 23. Rxe6 Kxe6 24. Rc1 Rb6 25. Rc5 Rhb8 26. Qxd5+ Ke7 27. Rc7+ 1-0
2025.03.04 Titled Tue 4th Mar Late
158231 Katz, Alexander (2377) Svane, R (2627) 1-0
1. e4 c6 2. Nf3 d5 3. d3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. g4 Nd7 7. Bg2 Bd6 8. O-O Ne7 9. Nc3 Ng6 10. Qe2 d4 11. Nb1 Bf4 12. Nd2 Nde5 13. Nf3 Nxf3+ 14. Qxf3 Bxc1 15. Raxc1 Qg5 16. c3 dxc3 17. bxc3 h5 18. gxh5 Nf4 19. Kh2 Rxh5 20. Rg1 Qh6 21. Bf1 O-O-O 22. Qe3 Nxd3 23. Qxh6 gxh6 24. Bxd3 Rxd3 25. Rg3 Rxg3 26. Kxg3 Ra5 27. Rc2 Kd7 28. Kg4 Ke7 29. f4 Kf6 30. e5+ Kg6 31. Rg2 Ra4 32. Rd2 h5+ 33. Kg3 b5 34. Rd8 Rc4 35. Rg8+ Kf5 36. Rg5+ Ke4 37. Rxh5 Rxc3+ 38. Kg2 Kxf4 39. Rh7 Kxe5 40. Rxf7 Ra3 41. h4 Rxa2+ 42. Kg3 b4 43. h5 Ra1 44. h6 Rh1 45. h7 Kd4 46. Rf4+ Kc3 47. Rh4 Rg1+ 48. Kf2 Rd1 49. h8=Q+ Kb3 50. Rh3+ Kc2 51. Qh7+ Kb2 52. Qg7+ Kc2 53. Qg6+ Kb2 54. Qf6+ Kc2 55. Qg6+ Kb2 56. Ke2 Rc1 57. Kd2 a5 58. Rb3+ Kxb3 59. Kxc1 Kc4 60. Qe4+ Kb5 61. Qxe6 c5 62. Kb2 a4 63. Qd7+ Ka5 64. Qc6 1-0
2025.03.04 Titled Tue 4th Mar Late
158401 Ibrahimli, Murad (2421) Katz, Alexander (2377) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 c6 8. Bd3 b6 9. b4 a5 10. a3 Bb7 11. O-O Qc8 12. h3 Ba6 13. Bxa6 Qxa6 14. Rb1 axb4 15. axb4 bxc5 16. bxc5 Qc4 17. Rc1 Ra5 18. Nd2 Qd3 19. Rc2 Rfa8 20. Nb3 Qxd1 21. Rxd1 Ra3 22. Rb1 Bd8 23. g4 Ne8 24. Kg2 Bc7 25. Bxc7 Nxc7 26. Nd2 e5 27. Rb7 R3a7 28. Rcb2 h5 29. Nf3 hxg4 30. hxg4 Ne6 31. Rxd7 Rxd7 32. Nxe5 Rc7 33. Rb6 Rac8 34. Na2 f6 35. Nd3 Ra8 36. Nab4 Nd8 37. Na6 Rb7 38. Ndb4 Rxb6 39. cxb6 Kf7 40. Nc5 Rb8 41. b7 Ke7 42. Kg3 Kd6 43. Nba6 Rxb7 44. Nxb7+ Nxb7 45. g5 f5 46. Nb4 Nd8 47. Nd3 Ne6 48. f4 g6 49. Ne5 Nf8 50. Kf2 c5 51. dxc5+ Kxc5 52. Ke2 d4 53. Kd3 dxe3 54. Kxe3 Kd5 55. Kd3 Kc5 56. Ke3 Kd5 57. Kd3 Kc5 58. Ke3 1/2-1/2
2025.03.04 Titled Tue 4th Mar Late
158546 Katz, Alexander (2377) Drozdowski, K (2450) 0-1
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nf3 Be7 7. Nc3 O-O 8. Be2 Nc6 9. O-O Bf6 10. Be3 Re8 11. Qd2 Bf5 12. Rfe1 Qd7 13. a3 Na5 14. c5 Nb3 15. Qd1 Nxa1 16. Qxa1 dxc5 17. dxc5 Bxc3 18. bxc3 Nd5 19. Bd4 Nf4 20. Bf1 Rxe1 21. Qxe1 Re8 22. Qd2 Ne6 23. Ne5 Qd8 24. Bc4 Bg6 25. Qe3 c6 26. f4 Nxd4 27. cxd4 Kf8 28. Qf2 f6 29. f5 Bh5 30. Nd3 Bf7 31. Bxf7 Kxf7 32. Nf4 Re4 33. Ne6 Qa5 34. h3 Qe1+ 35. Qxe1 Rxe1+ 36. Kf2 Rxe6 37. fxe6+ Kxe6 38. Ke3 Kd5 39. g4 g6 40. h4 b6 41. cxb6 axb6 42. a4 f5 43. g5 Kc4 44. h5 Kc3 45. Kf4 Kxd4 0-1
2025.03.04 Titled Tue 4th Mar Late
158666 Moshtael, W (2220) Katz, Alexander (2377) 0-1
1. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 4. O-O Nbd7 5. b3 e6 6. Bb2 Be7 7. d3 O-O 8. Nbd2 h6 9. c4 c6 10. Rc1 a5 11. a3 Qb6 12. Rc2 Nc5 13. Bd4 Nfd7 14. Qa1 Bf6 15. Rb1 Rfc8 16. Qc3 Qa6 17. b4 axb4 18. axb4 Na4 19. Qb3 e5 20. Ba1 Be6 21. e4 dxc4 22. dxc4 b5 23. Qd3 bxc4 24. Nxc4 Nab6 25. Ncxe5 Qxd3 26. Nxd3 Rxa1 27. Rxa1 Bxa1 28. b5 cxb5 0-1
2025.03.04 Titled Tue 4th Mar Late
158835 Katz, Alexander (2377) Tomczak, J (2562) 0-1
1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Qxe2 Qxd5 6. Nf3 Nc6 7. c4 Qe4 8. Be3 Nb4 9. Nc3 Qc2 10. Ne5 e6 11. Nb5 Bd6 12. a3 Qxe2+ 13. Kxe2 Nc2 14. Rac1 Nxe3 15. fxe3 Ke7 16. Nf3 a6 17. Nc3 c5 18. d5 exd5 19. cxd5 Rhe8 20. e4 Kd7 21. Kd3 Ng4 22. Rhf1 f6 23. h3 c4+ 24. Kd2 Bf4+ 25. Ke2 Bxc1 26. Rxc1 Ne5 27. Nd4 Nd3 28. Rc2 Nc5 29. Kf3 Re5 30. Nce2 Nxe4 31. Kf4 g5+ 32. Kg4 b5 33. Ne6 Rxd5 34. N2d4 Re8 35. Re2 Rxe6 36. Nxe6 f5+ 37. Kh5 Kxe6 0-1
2025.02.04 Titled Tue 4th Feb Late
191360 Katz, Alexander (2377) Rabin, E (1945) 1-0
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Nf3 O-O 9. Be2 Bg4 10. O-O Nc6 11. b3 d5 12. c5 Nc8 13. Nd2 Bxe2 14. Nxe2 e6 15. f4 N8e7 16. Nf3 Nf5 17. Bf2 b6 18. Rc1 bxc5 19. Rxc5 Rc8 20. Qd2 Nd6 21. Ng3 Qb6 22. Rfc1 Rc7 23. Ne5 Rfc8 24. Qc2 Bxe5 25. dxe5 Nb7 26. Rxd5 Nb4 27. Bxb6 Rxc2 28. Rxc2 Rxc2 29. Rb5 axb6 30. Rxb4 Rxa2 31. Rxb6 Nc5 32. h4 Rb2 33. Rc6 Nxb3 34. Ne4 Na5 35. Rc8+ Kg7 36. Nf6 Kh6 37. g4 Rb1+ 38. Kf2 Rb2+ 39. Ke1 1-0
2025.02.04 Titled Tue 4th Feb Late
191772 Serra Canals, Oriol (2128) Katz, Alexander (2377) 0-1
1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5 7. Rc1 e6 8. Qb3 Bd6 9. Bg3 Bxg3 10. hxg3 Qe7 11. e3 O-O 12. Nh4 Be4 13. f3 Bg6 14. Nxg6 hxg6 15. g4 Rfc8 16. Rd1 Na5 17. Qc2 Nc4 18. Bxc4 Rxc4 19. Qf2 g5 20. Qg3 Rac8 21. Qh2 Kf8 22. Qe5 Ng8 23. Rh8 f6 24. Qg3 Qb4 25. Rd2 Kf7 26. Qh3 Ne7 27. Qh5+ Ng6 28. Rxc8 Rxc8 29. a3 Qd6 30. Qh1 Qg3+ 31. Kd1 Rh8 32. Qe1 Qd6 33. Rc2 Ne7 34. Kc1 a6 35. Kb1 b5 36. Qc1 Rh2 37. Na2 Qg3 38. Nb4 Rxg2 39. Rc7 Rg1 40. Nc6 Rxc1+ 41. Kxc1 Qxc7 0-1
2025.02.04 Titled Tue 4th Feb Late
192006 Katz, Alexander (2377) Moussard, J (2595) 1-0
1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Be2 Ngf6 6. d3 e6 7. a4 b6 8. Nfd2 Bb7 9. f4 Nb8 10. Nc3 Nc6 11. g4 Be7 12. g5 Nd7 13. Nc4 Nd4 14. Be3 h6 15. Bg4 Qc7 16. Ne2 Nxe2+ 17. Qxe2 d5 18. exd5 Bxd5 19. f5 hxg5 20. fxe6 fxe6 21. Bh5+ Kd8 22. Rf7 Nf6 23. Bxg5 Ra7 24. Rxg7 Ng8 25. Ne5 Kc8 26. Ng6 Bxg5 27. Rxc7+ Rxc7 28. Nxh8 Rg7 29. Ng6 Nf6 30. Qe5 Nxh5 31. Qxg5 Nf4 32. Qxf4 Rxg6+ 33. Kf2 Kb7 1-0
2025.02.04 Titled Tue 4th Feb Late
192307 Katz, Alexander (2377) Anton Guijarro, D (2668) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 Ne7 7. Be2 Nc8 8. O-O Be7 9. a4 a5 10. Ne1 Ncb6 11. Nd3 Nc4 12. Nf4 b5 13. Nd2 O-O 14. b3 Nxd2 15. Bxd2 b4 16. c3 bxc3 17. Bxc3 Qb6 18. Bd3 Bxd3 19. Qxd3 c5 20. dxc5 Nxc5 21. Qh3 Qxb3 22. Nh5 Ne4 23. Qg4 g6 24. Bd4 Qb4 25. Rfd1 Rfc8 26. Nf4 Rc6 27. h4 Rac8 28. h5 Bg5 29. Nh3 Bd2 30. Be3 Bxe3 31. fxe3 Qc3 32. hxg6 Qxe3+ 33. Kh2 hxg6 34. Re1 Qh6 35. Ra3 Rc4 36. Rf3 Nd2 37. Rf4 Rxf4 38. Qxf4 Qxf4+ 39. Nxf4 Rc4 40. Nd3 Rxa4 41. Rc1 Nc4 42. Rb1 Ra3 43. Rb8+ Kg7 44. Nc5 Nxe5 45. Ra8 Ng4+ 0-1
2025.02.04 Titled Tue 4th Feb Late
192576 Atis, Hasan (2102) Katz, Alexander (2377) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. d3 d6 8. a4 Bg4 9. c3 O-O 10. Nbd2 Ne7 11. h3 Bh5 12. Re1 c6 13. Nf1 Ng6 14. Ng3 Bxf3 15. Qxf3 Nh4 16. Qe2 h6 17. Be3 Bxe3 18. fxe3 g6 19. Rf1 Kg7 20. Qf2 d5 21. axb5 dxe4 22. bxa6 exd3 23. e4 Qe7 24. Bc4 Rfd8 25. Rad1 d2 26. Kh2 Rd6 27. Rxd2 Rxd2 28. Qxd2 Rd8 29. Qf2 Rd7 30. Ra1 Ne8 31. a7 Nc7 32. a8=Q Nxa8 33. Rxa8 Qg5 34. Ra1 f6 35. Re1 Rd2 36. Re2 Rd1 37. b4 Qc1 38. Bb3 Rd3 39. Rc2 Qg5 40. Bc4 h5 41. Bxd3 f5 42. exf5 Qd8 43. f6+ Kh8 44. f7 Kg7 45. f8=Q+ Qxf8 46. Qxf8+ Kxf8 47. Be4 Ke7 48. Rd2 Kf6 49. c4 Kg5 50. b5 Kf4 51. bxc6 g5 52. c7 g4 53. c8=Q Ke3 54. Rd3+ Kf2 55. Qb7 Nf3+ 56. Bxf3 h4 57. Qb2+ Ke1 58. Rd1# 1-0
2025.02.04 Titled Tue 4th Feb Late
192734 Katz, Alexander (2377) Vasli, A (2401) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Bb7 10. a4 Re8 11. d4 Bf8 12. Nbd2 h6 13. Bc2 exd4 14. cxd4 Nb4 15. Bb1 c5 16. d5 Nd7 17. Ra3 c4 18. Nd4 Nc5 19. Nf5 Ncd3 20. Re3 g6 21. Rg3 Kh7 22. Qf3 Qf6 23. Nxh6 Qxf3 24. Rxf3 Bxh6 25. Rxf7+ Kg8 26. Rxb7 Nxc1 27. Nf3 Ncd3 28. axb5 axb5 29. Nd4 Rxa3 30. bxa3 Rxe4 31. Nf3 Nxd5 32. Rxb5 Nc3 33. Rb8+ Kf7 34. Bc2 Re2 35. Rb7+ Kf6 36. Bb3 cxb3 37. Rxb3 Rc2 38. Nd4 Rc1+ 39. Kh2 Bf4+ 40. g3 Be5 41. Nf3 Nxf2 42. Kg2 Nfe4 43. a4 Rc2+ 44. Kg1 Ne2+ 45. Kf1 N4xg3+ 46. Ke1 Nd4 47. Nxd4 Bxd4 48. Kd1 Rg2 49. a5 Ne4 50. a6 Ra2 51. Rb4 Ke5 52. Rb5+ d5 0-1
2025.01.20 Blitz Fuel Inv GMA 2025
203466 Shlyakhtenko, Robert (2429) Katz, Alexander (2388) 1-0
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 b6 7. Bd3 Nc6 8. e4 e5 9. Ne2 Re8 10. Qc2 d6 11. O-O Ba6 12. f4 Nd7 13. Rf3 Na5 14. Ng3 Bxc4 15. Nf5 Be6 16. Nxg7 Kxg7 17. f5 Bb3 18. f6+ Kh8 19. Qf2 Rg8 20. Bh6 Rg6 21. Bg7+ Rxg7 22. fxg7+ Kxg7 23. Rf1 Qe7 24. d5 Rf8 25. Rh3 f6 26. Be2 Bc4 27. Bg4 Bxf1 28. Bf5 Rh8 29. Qh4 Kf8 30. Bxd7 Rg8 31. Qh6+ Rg7 32. Bf5 Bxg2 33. Rg3 Bh3 34. Bxh7 Qf7 35. Bg6 Qe7 36. Bf5 Kg8 37. Qh7+ 1-0
2025.01.20 Blitz Fuel Inv GMA 2025
203467 Katz, Alexander (2388) Mardov, Dimitar (2504) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. Bg5 c6 11. Qf3 h6 12. Bxf6 Qxf6 13. Qxf6 gxf6 14. Ne2 Bd6 15. Ng3 Rb8 1/2-1/2
2025.01.19 Blitz Fuel Inv GMA 2025
210804 Schnaider, Ilan (2392) Katz, Alexander (2388) 1/2-1/2
1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Bc5 7. O-O Ne7 8. Na4 Bd6 9. d4 dxe4 10. Qxe4 Nd7 11. Rd1 Qa5 12. b3 Nf6 13. Qf3 Qf5 14. c4 O-O-O 15. Bb2 h5 16. Qxf5 Nxf5 17. Bd3 Ne7 18. a3 h4 19. b4 Nh5 20. Re1 Nf4 21. Be4 Rhg8 22. Nc3 g5 23. Ne2 Nfg6 24. Bc2 Bc7 25. Rad1 a6 26. a4 Bd6 27. Bc3 Kb8 28. Rb1 b5 29. axb5 axb5 30. cxb5 cxb5 31. Bd3 Nd5 32. Bd2 Ngf4 33. Bxb5 Nxe2+ 34. Bxe2 Bf4 35. Bxf4+ Nxf4 36. Bf3 Rxd4 37. b5 Nd5 38. Re5 Kc7 39. b6+ Kd6 40. Ree1 Rb8 41. b7 Rc4 42. Rb3 Rc7 43. Reb1 f5 44. Rb5 Rc5 45. R5b3 Rc7 46. Rb5 Rc5 47. R5b3 Rc7 1/2-1/2
2025.01.19 Blitz Fuel Inv GMA 2025
210807 Katz, Alexander (2388) Chasin, Nico (2413) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Nxd4 10. Qxd4 Be7 11. Be3 b5 12. g4 Bc6 13. h4 Qa5 14. Kb1 h6 15. Bh3 b4 16. Ne2 g5 17. Bd2 Rb8 18. a3 Qb5 19. Qxb4 d5 20. Qc3 e5 21. Qxe5 dxe4 22. Qxb5 Bxb5 23. Ng3 exf3 24. hxg5 hxg5 25. Bxg5 Bc6 26. Nf5 f2 27. Rhf1 Rxh3 28. Nxe7 Bf3 29. Bxf6 Bxd1 30. Rxf2 Bxg4 31. Rg2 Be6 32. b3 Rb6 33. Ng8 Rd6 34. Be5 Rd1+ 35. Kb2 Rf3 36. Nf6+ Ke7 37. Ng8+ Kd7 38. Nf6+ Kc6 39. Bc3 Rf4 40. Nh5 Rh4 41. Nf6 Rf1 42. Re2 Rff4 43. Rd2 Rh3 44. Ng8 Kb7 45. Rd6 Rf2 46. Bd2 Rhh2 47. Kc1 Rh1+ 48. Kb2 Rh8 49. Ne7 Rhh2 50. Kc3 Re2 51. Nc6 Kc7 52. Bf4 Rxc2+ 53. Kd3 Bf5+ 54. Ke3 Rh3+ 55. Kd4 Rd3+ 0-1
2025.01.18 Blitz Fuel Inv GMA 2025
210793 Cordova, E (2533) Katz, Alexander (2388) 1/2-1/2
1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. e3 Be7 5. b3 O-O 6. Bb2 b6 7. cxd5 exd5 8. Bd3 c5 9. O-O Nc6 10. Ne2 Bb7 11. Rc1 d4 12. Bb1 dxe3 13. fxe3 Nd5 14. a3 Bf6 15. Bxf6 Nxf6 16. Qe1 Qd6 17. Qh4 h6 18. b4 cxb4 19. axb4 Ba6 20. Rxc6 Qxc6 21. Nfd4 Qd6 22. b5 Bc8 23. Ng3 Re8 24. Ba2 Re5 25. Qf4 Qc5 26. Ndf5 Rxf5 1/2-1/2
2025.01.18 Blitz Fuel Inv GMA 2025
210798 Katz, Alexander (2388) Kevlishvili, Robby (2560) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. a4 Bd7 13. Bc2 exd4 14. cxd4 Nb4 15. Bb1 bxa4 16. Nf1 c5 17. d5 Bb5 18. Ng3 Nd7 19. Nf5 Qf6 20. Nh2 Ne5 21. Ra3 Bd3 22. f4 Nf3+ 23. gxf3 Bxb1 24. Ng4 Qg6 25. Kh2 Bc2 26. Qd2 h5 27. Nge3 Bb3 28. Qc3 Qh7 29. Rg1 g6 30. Bd2 Qh8 31. Raa1 Qxc3 32. Bxc3 Nd3 33. Ng2 gxf5 34. Nh4+ Kh7 35. Rg5 Bh6 36. Rxh5 Nxf4 37. Rxf5 Nxd5 38. exd5 f6 39. Rxf6 Rf8 40. Rxf8 Rxf8 41. Re1 Bg5 42. Re4 Rf4 43. Rxf4 Bxf4+ 44. Kg2 Bxd5 45. Kf2 Be6 46. Ng2 Bh6 47. h4 d5 48. Be5 d4 49. Nf4 Bf5 50. Ke2 c4 51. Nd5 c3 52. Nxc3 dxc3 53. Bxc3 Bf8 54. Ke3 Kg6 55. Kd4 a3 56. bxa3 Bxa3 57. Kd5 Be7 58. Be1 Bd7 59. f4 Kf5 60. h5 Bf8 61. Bd2 Be8 62. h6 Bxh6 63. Kc5 Ke4 64. Kb6 Bb5 65. Ka5 Kd3 66. Bc1 Kc3 67. Be3 Bd3 68. Bc1 Bc4 69. Be3 Kd3 70. Bc1 Kc2 71. Be3 Kc3 72. Bc1 Bf8 73. Ka4 Bb5+ 74. Ka5 Bb4+ 75. Kb6 Bc4 76. f5 a5 77. f6 a4 78. Kc6 Kc2 0-1
2025.01.17 Blitz Fuel Inv GMA 2025
210782 Escobar Forero, A (2420) Katz, Alexander (2388) 0-1
1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. d4 exd4 6. exd5 cxd5 7. Bb5+ Nc6 8. O-O Ne7 9. Nxd4 O-O 10. N2b3 a6 11. Bd3 Ng6 12. Qh5 Re8 13. Bg5 Qc7 14. Nxc6 bxc6 15. Rfe1 Bd7 16. c4 Be5 17. cxd5 Bxb2 18. Rxe8+ Rxe8 19. Rb1 cxd5 20. Be3 Be5 21. Bxa6 Qc2 22. Qd1 Qxa2 23. Bb7 Bg4 24. Qd3 Be2 25. Qf5 Nh4 26. Nc1 Qa4 0-1
2025.01.17 Blitz Fuel Inv GMA 2025
210789 Katz, Alexander (2388) Ostrovskiy, Al (2409) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 a6 6. Nf3 c5 7. Nxc5 Bxc5 8. dxc5 Qa5+ 9. c3 Qxc5 10. Nd4 Ne7 11. Nxf5 Nxf5 12. Bd3 Nc6 13. O-O O-O 14. g4 Nfe7 15. Be3 Qa5 16. f4 d4 17. cxd4 Nd5 18. Bf2 Rad8 19. Qf3 Ndb4 20. Bb1 g6 21. Rd1 Qa4 22. b3 Qa3 23. Be4 Rd7 24. f5 Rfd8 25. Rf1 Qb2 26. Rab1 Qd2 27. Rbd1 Qg5 28. Be3 Qh4 29. a3 Nd5 30. Bxd5 Rxd5 31. fxe6 fxe6 32. Qf7+ Kh8 33. Qf3 Qe7 34. Bh6 Kg8 35. Qe3 Nxd4 36. Bg5 Nf3+ 37. Qxf3 Qxg5 38. Rxd5 exd5 39. Qf7+ Kh8 40. Qf6+ Qxf6 41. exf6 g5 42. Rf5 h6 43. Kf2 Kg8 44. f7+ Kf8 45. Ke3 d4+ 46. Kd3 Rd6 47. b4 Rd7 48. Rf6 a5 49. b5 a4 50. b6 Rxf7 51. Rxh6 Rf3+ 52. Kxd4 Rxa3 53. Rh7 Rb3 54. Rxb7 a3 55. Kc5 a2 56. Ra7 Rb2 57. Kc6 Rc2+ 58. Kd7 Rb2 59. Kc7 Rc2+ 60. Kb8 Rxh2 61. b7 1-0
2025.01.16 Blitz Fuel Inv GMA 2025
210780 Katz, Alexander (2388) Park, Evan (2406) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. exf5 Bb4+ 7. c3 Qe7+ 8. Kf1 dxc3 9. Nxc3 Bxc3 10. bxc3 Nf6 11. Qb3 Na5 12. Qb4 Qxb4 13. cxb4 Nc4 14. Bf4 O-O 15. Bxc7 Nd5 16. Bg3 Nxb4 17. Bb3 d5 18. Bxc4 dxc4 19. Bd6 Nc2 20. Rc1 Rd8 21. Bc7 Rd3 22. g4 Rxf3 23. Rxc2 b5 24. Ke2 Bb7 25. Rd1 Re8+ 26. Kf1 h5 27. Re2 Rxe2 28. Kxe2 hxg4 29. Rd7 Rxf5 30. Ba5 Bf3+ 31. Ke3 Bc6 32. Rc7 Rf3+ 33. Kd4 Be8 34. Rc8 Kf7 35. Rc7+ Kg6 36. Ra7 Ra3 37. Rxa6+ Kf5 38. Ra7 Rxa2 39. Bb6 Rxf2 40. Rxg7 Rxh2 41. Rg8 Rd2+ 42. Kc5 Bd7 43. Rf8+ Ke4 44. Bc7 c3 0-1
2025.01.14 Titled Tue 14th Jan Early
212536 Katz, Alexander (2388) Gressmann, Moritz (2122) 0-1
1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be2 h5 7. c3 Bb6 8. e5 Ng4 9. d4 c5 10. h3 Nxf2 11. Kxf2 cxd4 12. Bf3 dxc3+ 13. Ke2 Qh4 14. Nxc3 Qf2+ 15. Kd3 Bf5+ 16. Kc4 Rd8 17. Qe2 Be6+ 18. Bd5 Bxd5+ 0-1
2024.12.28 34th North American Open
230189 Katz, Alexander (2405) Quesada Perez, Ya (2577) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O d6 6. c3 Be7 7. a4 a5 8. Nbd2 O-O 9. Re1 Be6 10. Nf1 Bxc4 11. dxc4 Re8 12. N3d2 Nd7 13. Ne3 Nc5 14. Qc2 Bg5 15. Ndf1 Ne7 16. g3 h5 17. b4 Ne6 18. Qd1 h4 19. Qg4 axb4 20. cxb4 Nc6 21. Bd2 Ncd4 22. Bc3 Bxe3 23. Nxe3 Qg5 24. Qd1 c6 25. Bxd4 Nxd4 26. Nc2 c5 27. Nxd4 exd4 28. bxc5 dxc5 29. Rb1 Qg6 30. Rxb7 Rxe4 31. Qb1 Rxe1+ 32. Qxe1 h3 33. Qe7 Qh5 34. f4 Qd1+ 35. Kf2 Qc2+ 36. Kf3 Qxc4 37. Kg4 Qe6+ 38. Qxe6 fxe6 39. Kg5 Kh7 40. g4 d3 41. Rd7 c4 42. f5 exf5 43. gxf5 Ra6 44. Kg4 Rc6 45. a5 c3 46. a6 c2 47. a7 Ra6 0-1
2024.12.28 34th North American Open
230212 Yim, Sung Ho (2309) Katz, Alexander (2405) 1-0
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Bd3 Nbd7 6. O-O Bd6 7. Nc3 dxc4 8. Bxc4 b5 9. Bb3 O-O 10. e4 b4 11. e5 bxc3 12. exd6 Ba6 13. Re1 Qb8 14. bxc3 Qxd6 15. Ne5 c5 16. Ba3 Qc7 17. Nxd7 Nxd7 18. d5 exd5 19. Qxd5 Bb7 20. Qf5 g6 21. Qg5 Qc6 22. Re7 Rac8 23. Rd1 Rc7 24. h4 c4 25. Rd6 cxb3 26. Rxc6 bxa2 27. Rxc7 a1=Q+ 28. Qc1 1-0
2024.12.27 34th North American Open
230176 Atwell, Rose (2169) Katz, Alexander (2405) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O c5 7. cxd5 exd5 8. Nc3 Nc6 9. dxc5 Bxc5 10. Na4 Be7 11. Be3 Ne4 12. Rc1 Bf6 13. Nd4 Ne5 14. Nc5 Re8 15. Nxe4 dxe4 16. Nb5 Nc6 17. Nd6 Rf8 18. Bxe4 Bxb2 19. Rb1 Qf6 20. Nxc8 Raxc8 21. Bxh7+ Kxh7 22. Qc2+ g6 23. Qxb2 Qe6 24. Qb3 Qf5 25. Rfd1 Rfd8 26. Rxd8 Rxd8 27. Rc1 Rd7 28. Rc4 Kg8 29. Kg2 Qd5+ 30. f3 Re7 31. Kf2 Qe6 32. Qc3 f6 33. Re4 Qf7 34. Rf4 Re6 35. Qd3 Qe8 36. Qb3 Qf7 37. Rg4 Kg7 38. h4 Ne5 39. Rb4 b6 40. Re4 Qe7 41. Kf1 Rd6 42. g4 Qd7 43. Kg2 Nf7 44. g5 fxg5 45. hxg5 Rd5 46. Qc3+ Kf8 47. Qa3+ Kg8 48. Re7 Qb5 49. Bf4 a5 50. Qe3 Rf5 51. Re6 Kh7 52. Rxb6 Qc4 53. Rf6 Rxf6 54. gxf6 g5 55. Bxg5 Nxg5 56. Qxg5 Qxe2+ 57. Kg3 Qe1+ 58. Kg4 Qg1+ 59. Kh5 Qh2+ 60. Qh4 Qe5+ 61. Kg4+ Kg6 62. Kh3 Qa1 63. a4 Qf1+ 64. Kg4 Qg1+ 65. Qg3 Qc5 66. Qf4 Qg1+ 67. Qg3 Qc5 68. Kh4+ Kxf6 69. Qf4+ Kg6 70. Qe4+ Kf6 71. f4 Qf2+ 72. Kh3 Qf1+ 73. Kg3 Qg1+ 74. Qg2 Qc5 75. Qb2+ Kg6 76. Qe2 Qa3+ 77. Kg4 Qxa4 78. Qe6+ Kg7 79. Kg5 Qd4 80. Qe7+ Kg8 81. Qe8+ Kg7 82. Qg6+ Kh8 83. Qh6+ Kg8 84. Qe6+ Kg7 85. Qh6+ Kg8 86. Qe6+ 1/2-1/2
2024.12.27 34th North American Open
238371 Katz, Alexander (2405) Gutla, Aryan (2271) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 h6 6. O-O d6 7. Nbd2 a5 8. Re1 O-O 9. h3 Be6 10. Bb5 Nh7 11. Nf1 Ng5 12. Bxg5 hxg5 13. d4 Bb6 14. Bxc6 bxc6 15. dxe5 g4 16. hxg4 Bxg4 17. exd6 cxd6 18. Ne3 Bh5 19. Nf5 Bc5 20. Qd3 Rb8 21. b3 g6 22. Ng3 Bg4 23. e5 d5 24. Nd4 Qd7 25. a3 Kg7 26. b4 Ba7 27. Qe3 Rh8 28. Qg5 Bxd4 29. cxd4 axb4 30. axb4 Rxb4 31. Qf6+ Kh7 32. f3 Rb2 33. Qh4+ 1-0
2024.12.26 34th North American Open
238360 Lee, Megan (2294) Katz, Alexander (2405) 1/2-1/2
1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Be7 6. O-O O-O 7. c4 c6 8. Nc3 Nxc3 9. bxc3 dxc4 10. Bxc4 Nd7 11. Nxd7 Bxd7 12. Bf4 Bf5 13. Re1 Qd7 14. Qf3 Rae8 1/2-1/2
2024.11.19 Titled Tue 19th Nov Late
287260 Rees, I (2251) Katz, Alexander (2426) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. a4 Be7 6. a5 O-O 7. a6 d5 8. exd5 Nxd5 9. axb7 Bxb7 10. O-O Nd4 11. Nbd2 Nf4 12. Re1 Qc8 13. Nxd4 Nxg2 14. Rxe5 Bf6 15. Nf5 Kh7 16. Rb5 Nf4 17. Ne4 Bxe4 18. dxe4 Rd8 19. Qf3 Ng6 20. Nxh6 gxh6 21. Qxf6 Qg4+ 22. Kf1 Rd1# 0-1
2024.11.19 Titled Tue 19th Nov Late
287601 Katz, Alexander (2426) Arnold, Ken 1/2-1/2
1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Qd2 O-O 9. O-O-O Bg4 10. Bd3 Ne5 11. Be4 Bxf3 12. gxf3 c6 13. Rhg1 g6 14. Bh6 Re8 15. f4 Nd7 16. f5 Nf8 17. Kb1 d5 18. Bd3 Bf6 19. fxg6 hxg6 20. c4 dxc4 21. Bxc4 Qxd2 22. Rxd2 Rad8 23. c3 Bg7 24. Bg5 Rxd2 25. Bxd2 Ne6 26. Kc2 a6 27. Re1 Nc7 28. Rxe8+ Nxe8 29. Bf4 Kf8 30. Be2 Ke7 31. Bg4 f5 32. Be2 Nd6 33. b3 Bf6 34. c4 Ke6 35. Kd3 g5 36. Bd2 f4 37. Bg4+ Ke7 38. Bb4 Be5 39. c5 Nb5 40. Bc8 Kd8 41. Bxb7 Kc7 42. Bxa6 Na7 43. Ke4 Bf6 44. Kf5 Be7 45. Bc4 Nb5 46. Ke6 Bd8 47. Bxb5 cxb5 48. Bc3 Kc6 49. b4 g4 50. Be5 Bh4 51. Bxf4 Bxf2 52. Bd2 Bg1 53. Kf5 Bxh2 54. Kxg4 Be5 55. Kf5 Bd4 56. Ke4 Bxc5 57. Kd3 Bxb4 58. Bxb4 Kb6 59. Kd4 Ka6 60. Kd5 Kb7 61. Ke6 Ka8 62. Kd7 Kb8 63. Kc6 Ka8 64. Kb6 Kb8 65. Ka6 Ka8 66. Ka5 Kb8 67. Kb6 Ka8 68. Kc6 Ka7 69. Kc7 Ka8 70. Bc5 b4 71. Kb6 Kb8 72. Kc6 Ka8 73. Kd7 Kb7 74. Kd6 Ka6 75. Kc6 Ka5 76. Kd5 Ka4 77. Kc4 Ka3 78. Bxb4+ Kxa2 1/2-1/2
2024.11.19 Titled Tue 19th Nov Late
287654 Przybylski, Bartosz (2175) Katz, Alexander (2426) 0-1
1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 a5 6. a4 Bd6 7. exd5 cxd5 8. Bg5 Be6 9. Nc3 Bc7 10. O-O O-O 11. Nb5 Nbd7 12. Re1 Re8 13. Nxc7 Qxc7 14. Bxf6 gxf6 15. Nh4 Kh8 16. Qf3 Qd6 17. Nf5 Bxf5 18. Qxf5 Rg8 19. Re3 Rg5 20. Qh3 Rag8 21. Rg3 Nc5 22. Qh6 R8g6 23. Qh4 Ne6 24. Kh1 Nf4 25. Rxg5 Rxg5 26. Rg1 Qb4 27. Qh6 Rg6 28. Qh4 Nxd3 0-1
2024.11.19 Titled Tue 19th Nov Late
287974 Anton Guijarro, D (2671) Katz, Alexander (2426) 1-0
1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. Nbd2 Be7 5. e3 O-O 6. Bd3 c5 7. c3 Nc6 8. O-O b6 9. Ne5 Bb7 10. f4 Ne4 11. Nxe4 Nxe5 12. Bxe7 Qxe7 13. Nxc5 Nxd3 14. Nxd3 a5 15. a3 Ba6 16. Re1 f6 17. e4 Qd7 18. Nf2 Rae8 19. Qd2 dxe4 20. Nxe4 Bc4 21. Re3 Qc6 22. Ng3 Bd5 23. Rae1 b5 24. Nh5 g6 25. Ng3 b4 26. cxb4 axb4 27. axb4 Rb8 28. Ne4 Qb6 29. Nc5 Qxb4 30. Qxb4 Rxb4 31. Nxe6 Bxe6 32. Rxe6 Rxd4 33. R6e4 Rd2 34. R4e2 Rd4 35. Re4 Rd2 36. R1e2 Rfd8 37. Rxd2 Rxd2 38. b4 Rb2 39. h3 Kf7 40. Kf1 h5 41. h4 Kf8 42. g3 Kf7 43. Ke1 Kf8 44. Kd1 Kf7 45. Kc1 Rb3 46. Kc2 Rxg3 47. b5 Rg2+ 48. Kc3 Rg1 49. b6 Rc1+ 50. Kb4 Rb1+ 51. Kc5 g5 52. fxg5 fxg5 53. Re5 gxh4 54. Rxh5 Rc1+ 55. Kd6 Rb1 56. Kc6 Rb4 57. b7 Kg6 58. Rb5 Rc4+ 59. Kb6 1-0
2024.11.19 Titled Tue 19th Nov Late
288167 Katz, Alexander (2426) Machidon, Cristi (2314) 0-1
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rae1 Qc7 13. Qc2 Bh5 14. Ne5 Bg6 15. f4 b5 16. f5 exf5 17. Bxf5 Nxd4 18. cxd4 Qxc2 19. Bxc2 Bxc2 20. Rc1 Rac8 21. a3 h6 22. h4 Ne4 23. Nxe4 dxe4 24. Rf2 Bb3 25. Re1 Bd5 26. Nd7 Rfe8 27. Nc5 Rc7 28. Rf5 Ba8 29. b4 Rce7 30. h5 e3 31. d5 Re5 32. Rxe5 Rxe5 33. d6 Bc6 34. d7 Rd5 35. Rxe3 Bxd7 36. Re7 Bc6 37. Rc7 Be8 38. Rxa7 Rxh5 39. Ne4 Bc6 40. Nd6 Rg5 41. Rc7 Bxg2 42. Nxf7 Rg6 43. Ne5 Re6 44. Rc8+ Kh7 45. Kxg2 Rxe5 46. Rc5 Re3 47. Rxb5 Rxa3 48. Rb7 Rb3 49. b5 h5 50. b6 Kh6 51. Rb8 Kg5 52. Kf2 g6 53. Ke2 h4 54. Kf2 h3 55. Kg1 Kg4 56. b7 Kg3 57. Kf1 Rb1+ 58. Ke2 h2 59. Rg8 Rxb7 60. Rxg6+ Kf4 61. Rh6 Rb1 62. Rh4+ Kg3 0-1
2024.11.19 Titled Tue 19th Nov Late
288188 Katz, Alexander (2426) Spitzl, Vinzent (2364) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Be7 7. Be3 b6 8. Qd2 Ba6 9. f5 Bxf1 10. Rxf1 Nc6 11. fxe6 fxe6 12. Ng5 cxd4 13. Nxe6 dxe3 14. Nxg7# 1-0
2024.11.19 Titled Tue 19th Nov Late
288494 Bettalli, Francesco (2367) Katz, Alexander (2426) 1/2-1/2
1. Nf3 d5 2. b3 Nf6 3. Bb2 Bf5 4. e3 e6 5. Be2 Nbd7 6. O-O Be7 7. d3 O-O 8. Nbd2 c5 9. Ne5 Nxe5 10. Bxe5 Nd7 11. Bb2 Bf6 12. Qc1 b5 13. e4 Bg6 14. f4 Bxb2 15. Qxb2 dxe4 16. Nxe4 Qc7 17. g3 Nb6 18. Bf3 Rad8 19. Rad1 Nd5 20. Rfe1 b4 21. Qe5 Qxe5 22. fxe5 Bxe4 23. Bxe4 Nc3 24. Rd2 Nxa2 25. Ra1 Nc3 26. Bc6 Rc8 27. Bb7 Rc7 28. Bf3 Rd8 29. Kf2 Kf8 30. Ke3 Ke7 31. Ra6 Nb5 32. Be4 h6 33. Rd1 Nd4 34. Kd2 Rdd7 35. Rda1 f5 36. exf6+ gxf6 37. Re1 Rd6 38. Ra5 f5 39. Bg2 Kf6 40. Rea1 c4 41. bxc4 b3 42. Kc3 bxc2 43. c5 Rd8 44. Re1 c1=Q+ 45. Rxc1 Ne2+ 46. Kd2 Nxc1 47. Kxc1 Rxd3 48. c6 e5 49. Bd5 e4 50. Kc2 Rf3 51. Kd2 Rf2+ 52. Ke3 Rxh2 53. Ra6 Ke5 54. Bc4 Rc2 55. Ra5+ Kf6 56. Bd5 Rc3+ 57. Kd4 Rxg3 58. Ra6 Rg1 59. Bc4 Rd1+ 60. Kc5 Ke5 61. Ra2 Rd6 62. Bb5 Rd5+ 63. Kc4 f4 64. Rh2 Rd6 65. Rh5+ Ke6 66. Rxh6+ Ke7 67. Rh7+ Kd8 68. Rh8+ Ke7 69. Rh7+ Kd8 70. Rh8+ Ke7 71. Rh7+ 1/2-1/2
2024.11.19 Titled Tue 19th Nov Late
288554 Katz, Alexander (2426) Klepek, Witold (2244) 0-1
1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nf6 6. Re1 Nc6 7. c3 e6 8. d4 Be7 9. Nbd2 cxd4 10. cxd4 O-O 11. a3 d5 12. e5 Ne8 13. b4 Nc7 14. Nb3 Nb5 15. Qd3 a6 16. Bd2 Rfc8 17. Rec1 b6 18. Bg5 Bf8 19. h4 Ne7 20. a4 Rxc1+ 21. Rxc1 Nc7 22. a5 bxa5 23. bxa5 Qb5 24. Qc2 Ra7 25. h5 h6 26. Bd2 Nf5 27. g4 Qe2 28. Qc3 Nb5 29. Qc2 Qxf3 30. gxf5 Qg4+ 31. Kf1 Qh3+ 32. Ke1 Rc7 33. Qd1 Qh1+ 34. Ke2 Qxh5+ 35. Kf1 Qh3+ 36. Ke2 Rxc1 37. Bxc1 Nc3+ 0-1
2024.11.12 Titled Tue 12th Nov Early
292948 Shoshin, Kirill (2217) Katz, Alexander (2426) 0-1
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Nc6 9. Qxc4 Bd7 10. Nc3 Na5 11. Qd3 c5 12. dxc5 Bxc5 13. Bg5 Bc6 14. Qc2 Rc8 15. Rad1 Qe7 16. Ne5 Bxg2 17. Kxg2 Rfd8 18. Rxd8+ Rxd8 19. Ne4 Bd4 20. Bxf6 gxf6 21. Nf3 f5 22. Nxd4 Rxd4 23. Nd2 Qd7 24. Nf3 Rxa4 25. Rd1 Qc6 26. Rd8+ Kg7 27. Qd2 h6 28. Rd6 Qc5 29. Rd7 Nb3 30. Qd3 Rb4 0-1
2024.11.12 Titled Tue 12th Nov Early
293238 Katz, Alexander (2426) Vusatiuk, V (2289) 1-0
1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. e5 d6 7. Re1 dxe5 8. Nxe5 Qc7 9. Nc4 Nf6 10. Nc3 O-O 11. d3 Bg4 12. f3 Be6 13. Be3 Rad8 14. Qe2 Nd5 15. Bd2 Nxc3 16. Bxc3 Bxc3 17. bxc3 Bxc4 18. dxc4 e6 19. Qe5 Qa5 20. h4 Rd2 21. h5 Rxc2 22. Re3 h6 23. hxg6 fxg6 24. Qe4 Rxa2 25. Qxg6+ Kh8 26. Qxh6+ Kg8 27. Qxe6+ Kh8 28. Qh6+ Kg8 29. Qg6+ Kh8 30. Rae1 Qd8 31. Re5 Rxg2+ 32. Kxg2 Qd2+ 33. R1e2 1-0
2024.11.12 Titled Tue 12th Nov Early
293655 Katz, Alexander (2426) Ter Sahakyan, S (2608) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. dxc5 Bxc5 10. Ne2 Bxe3 11. Qxe3 Qa5+ 12. c3 b4 13. Nfd4 Bb7 14. Nxc6 Bxc6 15. Nd4 bxc3 16. b4 Qb6 17. Qxc3 Bb7 18. Be2 O-O 19. O-O a5 20. b5 Nc5 21. Rfc1 Rfc8 22. Qe3 Ne4 23. a4 g6 24. Rab1 Rab8 25. Bf3 Nc5 26. Nc6 Bxc6 27. Rxc5 Kg7 28. Rbc1 d4 29. Qf2 Bd7 30. Rxc8 Rxc8 31. Rxc8 Bxc8 32. Kf1 Qc5 33. Qd2 Qc4+ 34. Kf2 Qxa4 35. b6 Ba6 36. b7 Qb5 37. Qxd4 Bxb7 38. Bxb7 Qxb7 39. Qd8 Qa7+ 40. Kf3 Qb7+ 41. Kf2 h6 42. Qxa5 Qb2+ 43. Kf3 Qb3+ 44. Kf2 Qc2+ 45. Kf3 Qd3+ 46. Kf2 Qd4+ 47. Kf3 g5 48. fxg5 hxg5 49. g3 g4+ 50. Ke2 Qe4+ 51. Kf2 Qf3+ 52. Kg1 Kg6 53. Qe1 Kf5 54. Qb1+ Qe4 55. Qf1+ Kxe5 56. Qxf7 Qb1+ 57. Kg2 Qc2+ 58. Qf2 Qxf2+ 59. Kxf2 Kd4 60. Kg2 e5 61. h3 gxh3+ 62. Kxh3 e4 63. g4 e3 64. g5 e2 0-1
2024.11.12 Titled Tue 12th Nov Early
293710 Vrashank, Chouhan (2199) Katz, Alexander (2426) 0-1
1. Nf3 Nf6 2. e3 d5 3. c4 c6 4. Nc3 e6 5. b3 Be7 6. Bb2 O-O 7. Qc2 Nbd7 8. Rg1 e5 9. cxd5 cxd5 10. Nb5 e4 11. Ne5 a6 12. Nc7 Rb8 13. Rc1 Bd6 14. Nxd7 Bxd7 15. Bxf6 Qxf6 16. Nxd5 Qe5 17. Nf4 Rfc8 18. Qd1 Rxc1 19. Qxc1 Rc8 20. Qd1 Ba3 21. d4 Qa5+ 22. Ke2 Bb5+ 0-1
2024.11.12 Titled Tue 12th Nov Early
294011 Petriashvili, Nikoloz (2450) Katz, Alexander (2426) 0-1
1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Nf3 Bd6 5. Na3 Na5 6. d4 e4 7. Nd2 c6 8. g4 Qe7 9. g5 Nd5 10. Nac4 Bb4 11. a3 Bc3 12. Qc1 Bxb2 13. Nxb2 b5 14. c4 bxc4 15. bxc4 Nb6 16. Qc3 Nb7 17. c5 Nd5 18. Qc2 Qxg5 19. Nxe4 Qe7 20. Nc4 O-O 21. Bd3 f5 22. Ned6 Nxd6 23. Nxd6 a5 24. Bxf5 g6 25. Rg1 Nxe3 26. fxe3 Qxe3+ 27. Qe2 Qxg1+ 28. Kd2 Qxd4+ 29. Bd3 Ba6 30. Rb1 Rf2 0-1
2024.11.12 Titled Tue 12th Nov Early
294425 Katz, Alexander (2426) Rakhmanov, Ale (2585) 1-0
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bc4 e6 7. Bf4 h6 8. O-O Qc7 9. Re1 b6 10. h4 Bb7 11. h5 O-O-O 12. Qe2 Be7 13. Rad1 Rdg8 14. Nd2 g6 15. Ne4 gxh5 16. Qxh5 Rg6 17. Be2 Rhg8 18. Bf3 Kb8 19. Rd2 Na5 20. b3 Bxe4 21. Rxe4 Bg5 22. Qh2 Nc6 23. Re1 f5 24. Bh5 R6g7 25. Bxg5 Rxg5 26. f4 R5g7 27. Red1 Qb7 28. Bf3 Qc7 29. Qxh6 Na5 30. Qh4 Nb7 31. Rd3 a5 32. Qf2 Nd8 33. Qd2 Kc8 34. Rd6 Rh8 35. Kf2 Rhg8 36. b4 axb4 37. cxb4 Nb7 38. Rd3 cxb4 39. Qxb4 Qc5+ 40. Qxc5+ Nxc5 41. Rd6 Kc7 42. Rb1 Rb8 43. Rb4 Rh7 44. a4 Na6 45. Rc4+ Kd8 46. Rc3 Nc7 47. Rb3 b5 48. a5 Rh1 49. Rb6 Rc8 50. a6 Ra1 51. Bb7 Rb8 52. Rc3 Nxa6 53. Rxa6 Rxa6 54. Bxa6 Rb6 55. Rc8+ Ke7 56. Ra8 Rc6 57. Bxb5 Rxc2+ 58. Kf3 Rc3+ 59. Kf2 Rc2+ 60. Be2 Rb2 61. Ra7 Rb4 62. g3 Kd8 63. Ra3 Ke7 64. Ke3 Kd8 65. Rd3 Ke7 66. Bd1 Kd8 67. Bb3 Ke7 68. Kd2 Kd8 69. Kc3 Re4 70. Bc4 Ke7 71. Bb5 Kf8 72. Rxd7 Re3+ 73. Rd3 Re1 74. Kd4 Ke7 75. Bc4 Re4+ 76. Kc5 Re1 77. Rd6 Kf8 78. Rxe6 Rg1 79. Rf6+ Kg7 80. Rxf5 Ra1 81. Rg5+ Kh6 82. e6 Re1 83. Kd6 Rd1+ 84. Bd5 Re1 85. e7 Re3 86. Be6 Ra3 87. e8=Q Ra6+ 88. Ke5 Ra5+ 89. Bd5 Ra7 90. Qh5# 1-0
2024.11.12 Titled Tue 12th Nov Early
294516 Paravyan, D (2620) Katz, Alexander (2426) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 O-O 6. h3 a6 7. e5 Nfd7 8. e6 fxe6 9. h4 Nf6 10. h5 Nxh5 11. Rxh5 gxh5 12. Bd3 Qe8 13. Qe2 Nc6 14. O-O-O e5 15. Nd5 exd4 16. Bg5 Qd7 17. Bxe7 Nxe7 18. Nxe7+ Kh8 19. Qe4 Rf5 20. Nxf5 Qxf5 21. Qxf5 Bxf5 22. Bxf5 c5 23. Re1 Rf8 24. Be4 b5 25. Bb7 a5 26. Bc6 b4 27. b3 Bh6+ 28. Kd1 h4 29. Rh1 Bg7 30. Rxh4 Rf7 31. Ng5 Rf5 32. f4 h6 33. Be4 Rf8 34. Ne6 Re8 35. f5 Bf6 36. Rxh6+ Kg8 37. Rxf6 1-0
2024.11.12 Titled Tue 12th Nov Early
294720 Katz, Alexander (2426) Mikhailovsky, Vladimir (2215) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 a6 6. Nf3 c5 7. dxc5 Bxc5 8. Nxc5 Qa5+ 9. c3 Qxc5 10. Be3 Qc7 11. Bd3 Ne7 12. O-O Nbc6 13. Re1 O-O 14. Bc5 Bxd3 15. Qxd3 Rfd8 16. Bd6 Qd7 17. Ng5 Ng6 18. h4 f6 19. h5 fxg5 20. hxg6 h6 21. Re3 Ne7 22. c4 Nf5 23. Rf3 Nxd6 24. exd6 Qxd6 25. Rd1 Rac8 26. Rf7 Rxc4 27. Rxb7 e5 28. Qxc4 Qxg6 29. Rxd5 Qb1+ 30. Kh2 1-0
2024.11.12 Titled Tue 12th Nov Early
294903 Katz, Alexander (2426) Triapishko, Alexandr (2473) 0-1
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Bg4 6. Qb3 Qc7 7. h3 Bh5 8. Ne2 e6 9. Bf4 Qc8 10. Nd2 Nc6 11. O-O Be7 12. Rae1 O-O 13. g4 Bg6 14. Bxg6 hxg6 15. Ng3 Qd7 16. Nf3 Bd6 17. Ne5 Qc7 18. f3 Nd7 19. h4 Ndxe5 20. dxe5 Nxe5 21. Bxe5 Bxe5 22. Ne2 b5 23. Kg2 Qc4 24. Qc2 b4 25. h5 bxc3 26. b3 Qc7 27. hxg6 fxg6 28. Qxg6 Rf6 29. Qh5 Rh6 30. Qg5 Rh2+ 0-1
2024.11.12 Titled Tue 12th Nov Early
295103 Haug, Havard (2352) Katz, Alexander (2426) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Qe2 Nc6 6. Nf3 Bg4 7. Be3 O-O 8. O-O-O e5 9. dxe5 Nxe5 10. h3 Bxf3 11. gxf3 Nxc4 12. Qxc4 Nd7 13. f4 Nb6 14. Qd3 Re8 15. h4 Qf6 16. h5 Qe6 17. hxg6 fxg6 18. Bd4 Bxd4 19. Qxd4 Re7 20. Rdg1 Qc4 21. Rxg6+ hxg6 22. Rh8+ Kf7 23. Rh7+ Ke8 24. Rxe7+ Kxe7 25. Nd5+ Kd7 26. Nxb6+ 1-0
2024.11.12 Titled Tue 12th Nov Early
295255 Katz, Alexander (2426) Ugorek, Kacper (2236) 1-0
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nf3 Be7 7. Nc3 O-O 8. Be3 Re8 9. Be2 Bf6 10. O-O Nc6 11. Rc1 Bg4 12. b3 d5 13. c5 Nc8 14. h3 Bxf3 15. Bxf3 N6e7 16. Qd3 c6 17. Bf4 g6 18. g4 Kh8 19. Rfe1 Ng8 20. Kf1 Nce7 21. Re3 Qd7 22. Rce1 Rad8 23. Kg2 Nc8 24. g5 Rxe3 25. Rxe3 Be7 26. Bg4 Qe8 27. Be5+ f6 28. gxf6 Bxf6 29. Bxf6+ Nxf6 30. Rxe8+ Rxe8 31. Qg3 1-0
2024.11.12 Titled Tue 12th Nov Late
295499 Sroczynski, M (2247) Katz, Alexander (2426) 0-1
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. cxd5 exd5 8. Bd3 c6 9. Qc2 Re8 10. O-O Nf8 11. Rab1 a5 12. a3 Ng6 13. b4 axb4 14. axb4 Bd6 15. h3 h6 16. Bxg6 hxg5 17. Bf5 g4 18. hxg4 Nxg4 19. Bxc8 Rxc8 20. e4 dxe4 21. Nxe4 Bb8 22. Rfe1 Qd5 23. Neg5 g6 24. Qc5 Nf6 25. b5 Rxe1+ 26. Nxe1 Bf4 27. Nef3 b6 28. Qe7 Bxg5 29. Ne5 Re8 30. Qc7 cxb5 31. Ra1 Bf4 32. Nf3 Bxc7 0-1
2024.11.12 Titled Tue 12th Nov Late
295732 Katz, Alexander (2426) Ernst, Robert (2331) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. Bb3 a6 7. Nbd2 Ba7 8. Nf1 h6 9. Ng3 O-O 10. O-O Re8 11. h3 d5 12. Qe2 Be6 13. Nh4 Qd7 14. Nhf5 Ne7 15. Qf3 Bxf5 16. exf5 Rad8 17. Re1 Nc6 18. Be3 e4 19. dxe4 dxe4 20. Qe2 Bxe3 21. Qxe3 Qd6 22. Rad1 Qe5 23. f4 Qb5 24. Rxd8 Rxd8 25. Nxe4 Qxf5 26. Bc2 Nd5 27. Qf2 Qxf4 28. Nc5 b6 29. Qxf4 Nxf4 30. Nxa6 Ra8 31. Nxc7 Rxa2 32. Re8# 1-0
2024.11.12 Titled Tue 12th Nov Late
295982 Sadhwani, Raunak (2677) Katz, Alexander (2426) 1-0
1. g3 Nf6 2. Bg2 d5 3. Nf3 Bf5 4. O-O e6 5. d3 Be7 6. Nbd2 O-O 7. b3 c5 8. Bb2 Nc6 9. Re1 b5 10. e4 Bg6 11. Ne5 Nxe5 12. Bxe5 a5 13. a4 b4 14. exd5 exd5 15. h3 Re8 16. Qf3 Ra6 17. Bb2 Re6 18. Kf1 h6 19. g4 Qc7 20. Rad1 Qh2 21. Qg3 Qxg3 22. fxg3 Bd8 23. Nf3 Nd7 24. Nh4 Nb6 25. Rxe6 Rxe6 26. Re1 Rxe1+ 27. Kxe1 Kf8 28. Nxg6+ fxg6 29. Be5 Kf7 30. Bd6 c4 31. Bc5 Ke6 32. Bd4 h5 33. gxh5 gxh5 34. Bxg7 Bf6 35. Bxf6 Kxf6 36. d4 Ke6 37. Bf3 h4 38. gxh4 c3 39. h5 Kf5 40. Bg4+ Kg5 41. Ke2 Kh6 42. h4 Na8 43. Ke3 Nb6 44. Bd1 Nd7 45. Kf4 Nf6 46. Ke5 Ne4 47. Kxd5 Nf2 48. Bf3 Nh3 49. Ke4 Nf2+ 50. Ke3 Nh3 51. d5 1-0
2024.11.12 Titled Tue 12th Nov Late
296131 Holinka, Henning (2290) Katz, Alexander (2426) 0-1
1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. O-O Be7 5. c4 O-O 6. d4 dxc4 7. Qc2 a6 8. a4 Nc6 9. Rd1 Bd7 10. Nbd2 b5 11. axb5 axb5 12. Rxa8 Qxa8 13. Ne5 Qe8 14. Nxd7 Qxd7 15. Nf3 Rd8 16. Bf4 Nb4 17. Qb1 c5 18. Ne5 Qc8 19. dxc5 Bxc5 20. h4 h6 21. Bf3 Nbd5 22. Bc1 Qc7 23. Bf4 Bd6 24. e4 Bxe5 25. exd5 Bxf4 26. dxe6 Rxd1+ 27. Qxd1 Bd6 28. exf7+ Kxf7 29. Kg2 Qc5 30. Qa1 b4 31. Qa8 c3 32. Qb7+ Be7 33. bxc3 bxc3 34. Qb3+ Kf8 35. Qc2 Qd4 36. Be2 Bc5 37. Bd3 Ng4 38. Qe2 Qxf2+ 39. Qxf2+ Nxf2 40. Bc2 Ke7 41. Kf3 Kd6 42. h5 Ke5 43. g4 Nh3 44. Kg3 Ng5 45. Kg2 Kf4 46. Bf5 Ke3 47. Kf1 Kd2 48. Kg2 c2 49. Bxc2 Kxc2 50. Kg3 Kd2 51. Kf4 Ke2 52. Kg3 Ke3 53. Kh4 Ke4 54. Kg3 Bb4 55. Kh4 Be1# 0-1
2024.11.12 Titled Tue 12th Nov Late
296318 Katz, Alexander (2426) Kopczynski, M (2225) 1-0
1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. f4 Nf6 5. Qe2 d5 6. e5 Ne4 7. Nf3 c5 8. c3 Nc6 9. O-O Qc7 10. Nbd2 Nxd2 11. Bxd2 O-O-O 12. b4 c4 13. Bc2 Re8 14. a4 f5 15. exf6 gxf6 16. a5 b5 17. a6 Ba8 18. Qf2 Bd6 19. g3 Rhg8 20. Kh1 e5 21. fxe5 fxe5 22. dxe5 Nxe5 23. Nd4 Qb6 24. Bxh7 Rh8 25. Bf5+ Kb8 26. Bf4 Ref8 27. Kg1 Bc7 28. Rae1 Rxf5 29. Nxf5 Nd3 30. Qxb6+ axb6 31. Bxc7+ Kxc7 32. Re7+ Kd8 33. Ra7 Bc6 34. Nd4 Bd7 35. Ra8+ Bc8 36. a7 Kc7 37. Rf7+ Kd6 38. Rb8 1-0
2024.11.12 Titled Tue 12th Nov Late
296519 Ibarra Jerez, JC (2556) Katz, Alexander (2426) 1/2-1/2
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. e5 dxe5 6. dxe5 Ng4 7. Qxd8+ Kxd8 8. Rd1+ Bd7 9. e6 fxe6 10. Bc4 Ke8 11. Nf3 Nc6 12. Nb5 Rc8 13. O-O Nge5 14. Nxe5 Nxe5 15. Rxd7 Nxd7 16. Bxe6 a6 17. Rd1 axb5 18. Bxd7+ Kf7 19. Bxc8 Rxc8 20. c3 Bf6 21. Bxf6 Kxf6 22. Rd5 c6 23. Rd7 Rb8 24. g4 Ke6 25. Rd3 Rf8 26. Kg2 g5 27. Re3+ Kd6 28. Rh3 Rf7 29. Rh5 Rg7 30. Kf3 Ke5 31. h4 Kf6 32. hxg5+ Rxg5 33. Rxh7 Rd5 34. Rh6+ Kf7 35. Ke3 Re5+ 36. Kd3 Rd5+ 37. Ke2 Re5+ 38. Kd2 Rd5+ 39. Kc2 Re5 40. Kd1 Rd5+ 41. Kc1 Re5 42. Rh3 Re2 43. Rf3+ Kg6 44. Rf8 e5 45. f3 Kg5 46. Rf5+ Kh4 47. f4 Kxg4 48. Rxe5 Rxe5 49. fxe5 Kf5 50. Kc2 Kxe5 51. Kb3 Kd5 52. Kb4 b6 53. b3 Kd6 54. c4 bxc4 55. Kxc4 Ke6 56. Kd4 Kd6 57. a4 Ke6 58. b4 Kd6 59. Kc4 Kc7 60. Kd4 Kd6 61. Kc4 Kc7 62. a5 bxa5 63. bxa5 Kb7 64. Kc5 Ka6 65. Kxc6 Kxa5 1/2-1/2
2024.11.12 Titled Tue 12th Nov Late
296574 Katz, Alexander (2426) Zierk, S (2501) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Nh6 6. Nb5 Bxd2+ 7. Qxd2 O-O 8. Nf3 cxd4 9. Bd3 Nc6 10. O-O f6 11. Rae1 Nf7 12. exf6 Qxf6 13. Nfxd4 e5 14. Nb3 Rb8 15. c4 d4 16. Nc7 Qd6 17. Nd5 Be6 18. Be4 Qd8 19. f4 Nd6 20. Bd3 e4 21. Rxe4 Nxe4 22. Bxe4 Bxd5 23. cxd5 Ne7 24. Nxd4 Qb6 25. Kh1 Rbd8 26. Ne6 Qxe6 0-1
2024.11.12 Titled Tue 12th Nov Late
296743 Katz, Alexander (2426) Alonso Rosell, A (2532) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. O-O a6 7. Bb3 Ba7 8. Nbd2 h6 9. Re1 g5 10. Nc4 g4 11. Nfd2 h5 12. Nf1 g3 13. hxg3 h4 14. Be3 b5 15. Bxa7 bxc4 16. Ba4 Bd7 17. Be3 h3 18. gxh3 Qe7 19. dxc4 Qe6 20. h4 O-O-O 21. Qf3 Rdg8 22. Bg5 Ng4 23. Ne3 Nxe3 24. Rxe3 Rg6 25. Ree1 f6 26. Be3 Rxh4 27. Kf1 Qxc4+ 28. Re2 Bg4 29. b3 Bxf3 0-1
2024.11.12 Titled Tue 12th Nov Late
296941 Abrashkin, B (2407) Katz, Alexander (2426) 0-1
1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 c6 8. Nf3 Nbd7 9. h3 Re8 10. O-O Nf8 11. Bf4 Ne6 12. Bg3 g6 13. Rc1 Ng7 14. Ne5 Bf5 15. Be2 Ne4 16. Nxe4 Bxe4 17. f3 Bf5 18. Bf2 f6 19. Nd3 Bd6 20. Nc5 Bc8 21. Bd3 b6 22. Na4 Bd7 23. Nc3 f5 24. e4 Bf4 25. Rc2 fxe4 26. fxe4 dxe4 27. Nxe4 Bf5 28. Re2 Ne6 29. Rfe1 Kg7 30. g4 Nxd4 31. gxf5 Nxe2+ 32. Rxe2 gxf5 33. Ng3 Qg5 34. Rxe8 Rxe8 35. Qh5 Rd8 36. Qxg5+ Bxg5 37. Bxf5 Kf7 38. Ne4 Bf4 39. Kg2 Be5 40. b3 Rg8+ 41. Kf3 Rf8 42. Ke2 Ke7 43. Bh4+ Ke8 44. Bxh7 Rf4 45. Bg6+ Kd7 46. Bg5 Rf8 47. h4 Ke6 48. h5 Kd5 49. h6 Kd4 50. h7 Bh8 51. Be3+ Ke5 52. Bc1 Ke6 53. Kd2 Rd8+ 54. Ke2 c5 55. Be3 Kd5 56. Bh5 Kxe4 57. Bf3+ Ke5 58. Bg5 Re8 59. Be3 Kf5 60. Bh5 Re7 61. Bf3 Rxh7 62. Kf2 Re7 63. Be2 Bd4 64. Bd3+ Ke5 65. Bxd4+ Kxd4 66. Bc4 Kc3 67. Kf3 Rd7 68. Ke4 Rd2 69. Ke5 Rxa2 70. Kd6 Kb4 71. Kc6 Ra5 0-1
2024.11.12 Titled Tue 12th Nov Late
296976 Katz, Alexander (2426) Shearsby, Jude (2192) 0-1
1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 Bg4 5. Be2 e5 6. dxe5 dxe5 7. Be3 Bb4 8. Nd2 Qd7 9. f3 Be6 10. O-O O-O-O 11. Qe1 Nd4 12. Bd3 Bc5 13. Qf2 Nxc2 14. Bxc2 Bxe3 15. Qxe3 Qxd2 16. Qxd2 Rxd2 17. Rf2 Rhd8 18. Rd1 Rxd1+ 19. Bxd1 Bxa2 20. b3 Rd3 21. Rxa2 Rxc3 22. Kf2 a6 23. Rd2 Ne8 24. f4 Nd6 25. Bg4+ Kb8 26. Ke2 exf4 27. e5 Re3+ 28. Kf2 Ne4+ 0-1
2024.11.12 Titled Tue 12th Nov Late
297113 Le Goff, R (2245) Katz, Alexander (2426) 0-1
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. cxd5 exd5 6. Qc2 O-O 7. Bg5 c6 8. e3 Nbd7 9. Bd3 Re8 10. h3 Nf8 11. O-O Ng6 12. Rab1 a5 13. a3 Bd6 14. b4 axb4 15. axb4 h6 16. Bxg6 fxg6 17. Bf4 Bxf4 18. exf4 Bf5 19. Qc1 Bxb1 20. Qxb1 Ne4 21. Ne2 Qf6 22. b5 Ra3 23. bxc6 bxc6 24. Ne5 g5 25. Qb4 Ra2 26. fxg5 Qxg5 27. Nc3 Nxc3 28. Qxc3 Qf6 29. Nxc6 Ree2 30. Qb3 Rxf2 31. Qxd5+ Kh8 32. Rxf2 Qxf2+ 33. Kh2 Qf4+ 0-1
2024.10.29 Titled Tue 29th Oct Early
309484 Matyukov, P (2315) Katz, Alexander (2426) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O a6 7. a4 O-O 8. Re1 h6 9. Nbd2 Re8 10. h3 Be6 11. Bxe6 Rxe6 12. b4 Ba7 13. Qc2 d5 14. Nb3 Ne7 15. Bd2 Ng6 16. a5 Qd7 17. Rad1 Rd8 18. c4 dxe4 19. dxe4 Rd6 20. Rb1 Rd3 21. Bc3 Rxf3 22. gxf3 Qxh3 23. Qe2 Nh4 24. Nd2 Qg2# 0-1
2024.10.29 Titled Tue 29th Oct Early
309912 Madaminov, Mukhiddin (2512) Katz, Alexander (2426) 0-1
1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. Qd2 c6 5. h4 Qb6 6. O-O-O h5 7. Nf3 Bf5 8. Ne5 Nbd7 9. f3 Bg7 10. Kb1 O-O 11. e4 dxe4 12. Nxd7 Nxd7 13. Nxe4 e5 14. dxe5 Nxe5 15. Be3 Nc4 16. Bxb6 Nxd2+ 17. Rxd2 axb6 18. Bd3 Rad8 19. Re2 Rfe8 20. Rhe1 Kf8 21. Nf2 Rxe2 22. Rxe2 Bxd3 23. Nxd3 Re8 24. Rxe8+ Kxe8 25. a4 Bf6 26. g3 Kd7 27. Kc1 Kd6 28. Kd2 Kd5 29. b3 b5 30. axb5 cxb5 31. Nf4+ Ke5 32. Ne2 Be7 33. Kd3 b4 34. Kd2 Kd5 35. Nf4+ Kd4 36. Nh3 Bd6 37. Ng1 b5 38. Ne2+ Kd5 39. Kd3 f6 40. Ke3 g5 41. Kd3 Bc5 42. Kd2 Bf2 43. Kd3 Ke5 44. f4+ gxf4 45. Nxf4 Bxg3 46. Nxh5 Bxh4 47. Ke3 f5 48. Kf3 Kd4 49. Ke2 Kc3 50. Kd1 Kd4 51. Nf4 Ke4 52. Nd3 Be7 53. Ke2 f4 54. Ne1 Kd4 55. Nf3+ Kc3 56. Kd1 Bc5 57. Ng5 Be3 58. Nf3 Bb6 59. Kc1 Ba7 60. Ng5 Kd4 61. Kd1 Ke3 62. Ke1 f3 63. Ne6 f2+ 64. Kf1 Kd2 65. Nc7 Kxc2 66. Nxb5 Bb6 67. Nd6 Kxb3 68. Nc8 Bc5 69. Ke2 Ka2 0-1
2024.10.29 Titled Tue 29th Oct Early
309993 Katz, Alexander (2426) Seliverstov, Vl (2462) 1-0
1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 a6 5. a4 b6 6. Be2 Bb7 7. O-O Nd7 8. Be3 e6 9. Nd2 Ne7 10. f4 O-O 11. Bf3 c5 12. dxc5 Nxc5 13. Nc4 d5 14. exd5 exd5 15. Ne5 Nf5 16. Bf2 d4 17. Bxb7 Nxb7 18. Ne4 Qd5 19. Qf3 Rfd8 20. c4 dxc3 21. Nxc3 Qxf3 22. Nxf3 Nc5 23. a5 Nd3 24. axb6 Nxb2 25. Ne4 Nd3 26. Rab1 Nxf2 27. Kxf2 Rab8 28. Rfc1 Bf8 29. Ne5 Nd4 30. b7 Nb5 31. Nc6 f5 32. Nf6+ Kf7 33. Nxd8+ Kxf6 34. Rc8 Bd6 35. Rxb8 Bxb8 36. Nc6 1-0
2024.10.29 Titled Tue 29th Oct Early
310252 Sychev, K (2532) Katz, Alexander (2426) 1-0
1. h4 d5 2. d4 c5 3. e4 dxe4 4. d5 Nf6 5. Nc3 Nbd7 6. Bf4 a6 7. Qe2 b5 8. O-O-O Bb7 9. Nh3 g6 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qe5 Bg7 13. d6 Nh5 14. Qxc5 Nxf4 15. d7+ Kf8 16. Nxf4 Bh6 17. Qd4 f6 18. Kb1 Bxf4 19. Qxf4 h5 20. Rg1 Kg7 21. g4 Qb6 22. gxh5 Rxh5 23. Bd3 f5 24. Bxf5 Rf8 25. Qe5+ Kg8 26. Qe6+ 1-0
2024.10.29 Titled Tue 29th Oct Early
310598 Katz, Alexander (2426) Ter Sahakyan, S (2609) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. Nd5 Na5 8. Nxe7+ Qxe7 9. Bb3 Nxb3 10. axb3 Nd7 11. b4 h6 12. Be3 b6 13. b5 Bb7 14. Nd2 f5 15. f3 d5 16. exd5 Bxd5 17. Re1 Qf7 18. Bf2 Rfe8 19. c4 Bb7 20. Qc2 Nf6 21. Qc3 e4 22. dxe4 fxe4 23. fxe4 Re6 24. e5 Nh5 25. Bg3 Nxg3 26. hxg3 Qg6 27. Re3 Kh8 28. c5 Bd5 29. cxb6 cxb6 30. Qd4 Bb7 31. Rc1 Re7 32. e6 Rae8 33. Nc4 Rxe6 34. Ne5 Qh5 35. g4 Qh4 36. Ng6+ Rxg6 37. Rxe8+ Kh7 38. Qc4 Rxg4 39. Qg8+ Kg6 40. Re6+ Kh5 41. Qf7+ g6 42. Re5+ Rg5 43. Rxg5+ Qxg5 44. Rc2 Be4 45. Rf2 Qe3 46. Qf4 Qe1+ 47. Kh2 g5 48. Qf7+ Kh4 49. g3+ Kg4 50. Qe6+ Kh5 51. Qf7+ Kg4 52. Qe6+ Kh5 53. Qf7+ Kg4 1/2-1/2
2024.10.29 Titled Tue 29th Oct Early
310818 Katz, Alexander (2426) Rustemov, A (2525) 1-0
1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. Qe2 Ngf6 8. Nxf6+ Nxf6 9. Bf4 Bxf3 10. Qxf3 c6 11. O-O-O Qd5 12. Qxd5 Nxd5 13. Bg3 Be7 14. Kb1 O-O 15. c4 Nb6 16. b3 Rad8 17. Rhe1 Bf6 18. Be5 Nd7 19. Kc2 g6 20. a4 Bxe5 21. dxe5 a5 22. f4 Nc5 23. Be2 Rfe8 24. Bf3 Kf8 25. g4 Ke7 26. g5 h6 27. Rxd8 Rxd8 28. h4 Rh8 29. Rh1 Kd7 30. h5 Ke7 31. hxg6 fxg6 32. Rxh6 Rxh6 33. gxh6 Kf7 34. Bg4 Kg8 35. Kc3 b6 36. b4 axb4+ 37. Kxb4 Nd3+ 38. Kc3 Nxf4 39. c5 Nd5+ 40. Kd4 b5 41. axb5 Kh7 42. b6 Nb4 43. Bxe6 Na6 44. Bc8 Nb8 45. e6 Kxh6 46. e7 g5 47. e8=Q g4 48. Bf5 Kg5 49. Qg6+ Kf4 50. Qxg4# 1-0
2024.10.29 Titled Tue 29th Oct Early
311101 Sjugirov, S (2637) Katz, Alexander (2426) 1/2-1/2
1. f4 d5 2. e3 c5 3. g3 Nc6 4. Bg2 g6 5. Nf3 Bg7 6. O-O Nf6 7. d3 O-O 8. Qe1 Qc7 9. Nc3 e5 10. e4 dxe4 11. dxe4 Bg4 12. Qf2 Bxf3 13. Bxf3 Nd4 14. fxe5 Qxe5 15. Bf4 Qe6 16. e5 Ng4 17. Bxg4 Qxg4 18. Nd5 Rae8 19. Rae1 Qd7 20. c4 b5 21. b3 bxc4 22. bxc4 Qa4 23. Rc1 Bxe5 24. Bxe5 Rxe5 25. Qf6 Ne2+ 26. Kg2 Re6 27. Ne7+ Rxe7 28. Qxe7 Nxc1 29. Rxc1 Qxa2+ 30. Kh3 Qd2 31. Rf1 Qd3 32. Rf4 Qa3 33. Qf6 a5 34. Kg4 Qd3 35. Qe7 Qd1+ 36. Kh3 Qh5+ 37. Kg2 a4 38. h4 a3 39. Rf2 Qg4 40. Qxc5 Qe4+ 41. Kh2 Qd3 42. Qc7 Qb3 43. c5 a2 44. Qa7 Qc3 45. Rxa2 Rc8 46. Rf2 Qc4 47. Qd7 Qe6 48. Qd4 Qc6 49. Qf4 Qe6 50. Qg5 Rc6 51. Rd2 h5 52. Qh6 Qe7 53. Rb2 Rc8 54. c6 Qe6 55. c7 Rxc7 56. Qd2 Rc8 57. Qf4 Re8 58. Rf2 Qe7 59. Qf3 Qe6 60. Qb7 Qe7 61. Qd5 Qe6 62. Qc5 Qe3 63. Qc2 Qe6 64. Rg2 Kg7 65. Qc3+ Qe5 66. Qf3 Qf6 67. Qd3 Re5 68. Qd2 Rf5 69. Qe2 Rf3 70. Qd2 Qf5 71. Qd4+ Qf6 72. Qe4 Rf5 73. Qe3 Re5 74. Qd3 Qe6 75. Qc3 Qf6 76. Qd3 Re6 77. Qd2 Rd6 78. Qe3 Qd4 79. Qf3 Rf6 80. Qe2 Qg4 81. Qe5 Qf5 82. Qe3 Re6 83. Qd4+ Qe5 84. Qd3 Rf6 85. Qd2 Qc5 86. Qd3 Rf2 87. Qe4 Rxg2+ 88. Kxg2 Kf6 89. Qf4+ Ke6 90. Qe4+ Qe5 91. Qa4 Qd5+ 92. Kh2 Qd2+ 93. Kh3 Qd5 94. Qe8+ Kf6 95. Qh8+ Ke7 96. Kh2 Qd2+ 97. Kh3 Qe1 98. Kg2 Qe2+ 99. Kh3 Qe6+ 100. Kh2 Qa2+ 101. Kh3 Qe6+ 102. Kh2 Kd6 103. Qb8+ Kd5 104. Qb3+ Ke4 105. Qc2+ Kd4 106. Qd2+ Ke4 107. Qe2+ Kd5 108. Qd3+ Kc5 109. Qc3+ Kd6 110. Qd4+ Qd5 111. Qf6+ Kc5 112. Qc3+ Qc4 113. Qe5+ Qd5 114. Qc3+ Kd6 115. Qf6+ Kd7 116. Qf2 Ke6 117. Qe3+ Kd6 118. Qf4+ Ke7 119. Qc7+ Kf6 120. Qc3+ Qe5 121. Qf3+ Ke6 122. Qc6+ Kf5 123. Qf3+ Ke6 124. Qc6+ Ke7 125. Qb7+ Kf6 126. Qf3+ Kg7 127. Qb7 Qe2+ 128. Kh3 Qf1+ 129. Kh2 Qf2+ 130. Kh3 Qe1 131. Kh2 Qf2+ 132. Kh3 Qg1 133. Qb2+ Kh7 134. Qb7 Qf1+ 135. Kh2 Qf2+ 136. Kh3 Kg7 137. Qc7 Kf6 138. Qc3+ 1/2-1/2
2024.10.29 Titled Tue 29th Oct Early
311190 Kamsky, G (2609) Katz, Alexander (2426) 1-0
1. d4 Nf6 2. Bf4 d6 3. Nf3 g6 4. h3 Bg7 5. c3 O-O 6. e3 b6 7. a4 Bb7 8. Nbd2 c5 9. Bc4 Nc6 10. O-O Rc8 11. Re1 Re8 12. Bh2 e5 13. dxe5 Nxe5 14. Bxe5 dxe5 15. e4 Qe7 16. a5 Bc6 17. axb6 axb6 18. Ra6 b5 19. Rxc6 Rxc6 20. Bxb5 Rd6 21. Bxe8 Qxe8 22. Qb3 Nh5 23. Nc4 Rd8 24. g3 Qe6 25. Qb6 Qc8 26. Kg2 Rd3 27. Re3 Rxe3 28. Nxe3 Nf6 29. Nxe5 Nxe4 30. Qc6 Qxc6 31. Nxc6 Kf8 32. Kf3 Nd6 33. Na5 Ke8 34. Nec4 Kd7 35. Nxd6 Kxd6 36. Ke4 f5+ 37. Kd3 Kd5 38. Nc4 Bf6 39. Ne3+ Kc6 40. Kc4 Be5 41. Nd5 Bd6 42. f4 h5 43. h4 Bf8 44. b4 cxb4 45. cxb4 Bd6 46. b5+ Kd7 47. Nc3 Ke6 48. b6 Bb8 49. Nb5 g5 50. hxg5 h4 51. Nd4+ Kd7 52. gxh4 1-0
2024.10.29 Titled Tue 29th Oct Early
311309 Katz, Alexander (2426) Taboas Rodriguez, D (2330) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 a6 7. Nbd2 Ba7 8. Nf1 Be6 9. Ng3 h6 10. O-O O-O 11. h3 Ne7 12. Nh4 Qd7 13. Qf3 Bxb3 14. axb3 Qe6 15. Nhf5 Nxf5 16. Nxf5 Kh7 17. g4 Ng8 18. b4 g6 19. Ng3 Ne7 20. Be3 f5 21. Bxa7 Rxa7 22. Qe3 Raa8 23. f4 fxg4 24. f5 gxf5 25. exf5 Qf6 26. hxg4 Rg8 27. Qf3 Qh4 28. Kf2 Rxg4 29. Rh1 Qg5 30. Rh5 Rxg3 31. Rxg5 Rxf3+ 32. Kxf3 hxg5 33. Kg4 Rf8 34. Rf1 Rxf5 0-1
2024.10.29 Titled Tue 29th Oct Early
311626 Katz, Alexander (2426) Papayan, O (2183) 0-1
1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nd7 8. Qd2 O-O 9. O-O-O Nf6 10. Bd3 c5 11. Rhe1 Be6 12. Bg5 Qa5 13. a3 b5 14. Qf4 b4 15. cxb4 cxb4 16. axb4 Qa1+ 17. Kd2 Qxb2 18. Rb1 Qa2 19. Qh4 h6 20. Bxh6 gxh6 21. Qxh6 Qd5 22. Ng5 Rfc8 23. Rxe6 Ne4+ 24. Nxe4 Qxe6 25. Qh5 d5 26. Ng3 Qf6 27. Ne2 Qg5+ 28. Qxg5+ Bxg5+ 29. f4 Bf6 30. c3 a5 31. b5 a4 32. b6 Rcb8 33. Nc1 a3 34. Na2 Ra5 35. g4 Ra4 36. g5 Bd8 37. b7 Ra7 38. Rb5 Raxb7 39. Rxb7 Rxb7 40. Nc1 Rb2+ 41. Ke3 a2 42. Nxa2 Rxa2 43. Kd4 Bc7 44. f5 Bxh2 45. Kxd5 Rd2 46. Ke4 Bd6 47. Bc4 Kg7 48. g6 fxg6 49. fxg6 Kxg6 50. Bd5 Bc7 51. Bc4 Kf6 52. Bd3 Rd1 53. Kd4 Rc1 54. Kc4 Be5 55. Kd5 Rxc3 56. Be4 Re3 57. Bc2 Re2 58. Bb3 Rd2+ 59. Ke4 Rd4+ 60. Ke3 Kf5 61. Bc2+ Kf6 62. Be4 Rb4 63. Bd3 Bd6 64. Kf3 Ke5 65. Ke3 Rb3 66. Kd2 Kd4 67. Bc2 Rb2 68. Kc1 Kc3 69. Be4 Rd2 70. Bf3 Ba3+ 71. Kb1 Rf2 72. Bh5 Bb2 73. Ka2 Rf1 74. Bd1 Re1 0-1
2024.10.29 Titled Tue 29th Oct Early
311716 Ianocichin, N (2102) Katz, Alexander (2426) 0-1
1. f4 d5 2. Nf3 c5 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. O-O Nf6 7. Nc3 O-O 8. e4 e6 9. Kh1 Rb8 10. Ne5 Nd4 11. a4 a6 12. a5 Bd7 13. Bd2 Bc6 14. Nxc6 bxc6 15. b3 Nd7 16. e5 f6 17. exf6 Qxf6 18. Na4 Nf5 19. Rb1 h5 20. Qe2 Rbe8 21. Qf2 Qf7 22. b4 Bd4 23. Qe2 e5 24. fxe5 Nxe5 25. Nxc5 Ng4 26. Qf3 Qg7 27. Bf4 Nfe3 28. h3 Nxf1 29. Rxf1 Ne3 30. Rc1 g5 31. c3 Bxc5 32. bxc5 gxf4 33. Qxh5 Nxg2 34. Kxg2 Qxg3+ 0-1
2024.10.29 Titled Tue 29th Oct Late
311904 Katz, Alexander (2426) Bogaudinov, R (1912) 0-1
1. e4 d6 2. d4 Nf6 3. Nc3 a6 4. f4 e6 5. Nf3 b5 6. Bd3 Bb7 7. e5 Nd5 8. Nxd5 Bxd5 9. O-O c5 10. c3 Nc6 11. Be3 cxd4 12. cxd4 Be7 13. Rc1 Rc8 14. a3 O-O 15. Qe2 Na5 16. Ng5 h6 17. Nh7 Re8 18. f5 Rxc1 19. Bxc1 exf5 20. Bxf5 Bc4 21. Qg4 dxe5 22. Rd1 Qb6 23. Be3 g6 24. Bd7 Rd8 25. Qh3 Kxh7 26. Qxh6+ Kg8 27. dxe5 Bc5 28. Bxc5 Qxc5+ 29. Kh1 Be6 30. Rc1 Qd4 31. h3 Qxd7 0-1
2024.10.29 Titled Tue 29th Oct Late
312071 Balint, Vi (2147) Katz, Alexander (2426) 0-1
1. e4 e5 2. f4 exf4 3. Bc4 Ne7 4. d4 d5 5. exd5 Nxd5 6. Nc3 Ne3 7. Bxe3 fxe3 8. Nf3 Bd6 9. O-O O-O 10. Qd3 Nc6 11. Rae1 Bg4 12. Rxe3 Bf4 13. Re2 Qd6 14. h3 Bxf3 15. Rxf3 Nxd4 16. Rxf4 Qxf4 17. Rf2 Qe5 18. Qf1 Ne6 19. Bd3 Rad8 20. Rf5 Qd4+ 21. Kh1 g6 22. Rf3 Kg7 23. Ne4 f5 24. Ng3 f4 25. Ne2 Qe5 26. Nc3 Nd4 27. Rf2 f3 28. g4 Rde8 29. Ne4 Qf4 30. c3 Nc6 31. Nc5 b6 32. Nb3 Re3 33. Bc2 Rfe8 34. Qc4 Qxc4 0-1
2024.10.29 Titled Tue 29th Oct Late
312287 Katz, Alexander (2426) Ribeiro, Matheus Mendes Domingues (2250) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Qa5 7. Bxf6 gxf6 8. Qd2 Nxd4 9. Qxd4 Bd7 10. Bc4 Rc8 11. Bb3 Qc5 12. Qd2 f5 13. O-O-O Bg7 14. Nd5 a5 15. Qg5 Bf8 16. Rhe1 h5 17. Kb1 f6 18. Nxf6+ exf6 19. Qxf6 Rh7 20. Qg6+ Kd8 21. Qxh7 a4 22. Qf7 axb3 23. cxb3 Be7 24. e5 dxe5 25. Qxf5 Rc7 26. Rxe5 Qc1+ 27. Rxc1 Bxf5+ 28. Rxf5 Rxc1+ 29. Kxc1 1-0
2024.10.29 Titled Tue 29th Oct Late
312485 Yang Kaiqi (2481) Katz, Alexander (2426) 1-0
1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. Nf3 O-O 6. Qc2 Nbd7 7. cxd5 exd5 8. e3 c6 9. Bd3 Re8 10. h3 Nf8 11. O-O g6 12. Bf4 Ne6 13. Bh2 Ng7 14. Rab1 Bf5 15. b4 a6 16. Ne5 Nd7 17. Nf3 Bxd3 18. Qxd3 Nf5 19. a4 b5 20. Rfc1 Nd6 21. Bxd6 Bxd6 22. a5 f5 23. Ne2 Rc8 24. Rc2 Re6 25. Qb3 Nf6 26. Ne1 g5 27. Nd3 Ne4 28. Rbc1 g4 29. Nef4 Rh6 30. Qxd5+ Kh8 31. Qxf5 Ng5 32. Rxc6 Rxc6 33. Rxc6 Rf6 34. Qxg5 h6 35. Qxg4 Bxf4 36. Rc8 1-0
2024.10.29 Titled Tue 29th Oct Late
312746 Katz, Alexander (2426) Miszler, Levente (2270) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 O-O 9. dxc5 Qa5 10. a3 Bxc5 11. Bxc5 Nxc5 12. Bd3 Qb6 13. O-O-O Nxd3+ 14. Qxd3 Bd7 15. f5 d4 16. Nxd4 exf5 17. Nxc6 Bxc6 18. Qxf5 Rac8 19. Rd2 Qa5 20. Re1 Ba4 21. Nxa4 Qxa4 22. e6 fxe6 23. Qxe6+ Kh8 24. Red1 h6 25. Qg6 Qc4 26. Kb1 Rf1 27. Rxf1 Qxf1+ 28. Ka2 Qc4+ 29. b3 Qc3 30. Re2 Rf8 31. Re8 Rxe8 32. Qxe8+ Kh7 33. Qe4+ Kh8 34. Qd3 Qc6 35. g3 a6 36. h4 h5 37. Kb2 Qf6+ 38. Qc3 Qe6 39. Qc5 Qf6+ 40. Ka2 Qf7 41. Qe5 Qf3 42. Kb2 Qf7 43. Kc3 Qf3+ 44. Kd2 Kh7 45. Qe3 Qg2+ 46. Kd3 Qd5+ 47. Kc3 Qc6+ 48. Kb2 Qf6+ 49. Qc3 Qf7 50. Qd3+ Kh8 51. b4 Qf6+ 52. Qc3 Qf7 53. Qe5 Qf3 54. a4 Qf7 55. a5 Qf3 56. Qd6 Qf7 57. Qd8+ Kh7 58. Qd3+ Kh8 59. Qd4 Qf5 60. Qd8+ Kh7 61. Qd3 Kg6 62. Qxf5+ Kxf5 63. c4 Kg4 64. b5 Kxg3 65. bxa6 bxa6 66. c5 g5 67. hxg5 h4 68. g6 h3 69. g7 h2 70. g8=Q+ 1-0
2024.10.29 Titled Tue 29th Oct Late
312770 Nguyen Hong Nhung (2214) Katz, Alexander (2426) 0-1
1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O cxd5 10. h3 h6 11. Qf3 Be6 12. Ne2 Bd6 13. b3 c5 14. Bb2 d4 15. Rad1 Bd5 16. Qf5 g6 17. Qxd5 Nxd5 18. Be4 Nf4 19. Nxf4 Bxf4 20. Bxa8 Qxa8 21. c3 Be5 22. cxd4 cxd4 23. Bxd4 Bxd4 24. Rxd4 Qc6 25. Rfd1 Kg7 26. Rd6 Qc2 27. R6d2 Qc3 28. Rd3 Qa5 29. R1d2 Re8 30. Rd5 Re1+ 31. Kh2 Qc7+ 32. g3 Qc6 33. h4 h5 34. Kh3 Re5 0-1
2024.10.29 Titled Tue 29th Oct Late
312963 Pranav, V (2609) Katz, Alexander (2426) 1-0
1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 Bd6 5. Nf3 Qe7 6. d4 exd4 7. Nxd4 Nxd4 8. Bxd4 O-O 9. O-O c6 10. Bd3 Bc7 11. Nd2 d5 12. Re1 c5 13. Bxf6 Qxf6 14. Qh5 h6 15. Qxd5 Rd8 16. Qf3 Qe5 17. g3 Bh3 18. Nc4 Qe6 19. Qxb7 Be5 20. Nxe5 Qxe5 21. Rad1 Rab8 22. Qe4 Qc3 23. Qf3 Kf8 24. g4 c4 25. bxc4 1-0
2024.10.29 Titled Tue 29th Oct Late
313166 Katz, Alexander (2426) Glek, I (2410) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 O-O 9. dxc5 Bxc5 10. O-O-O Qb6 11. Bxc5 Nxc5 12. Bd3 Bd7 13. Ne2 Nxd3+ 14. Qxd3 Nb4 15. Qb3 Rfc8 16. Ned4 Qa5 17. a3 Nxc2 18. Nxc2 Ba4 19. Qb4 Qxb4 20. axb4 Bxc2 21. Rd2 Be4+ 22. Kd1 Bxf3+ 23. gxf3 Rc4 24. Ke2 Rxf4 25. Rc1 Rxb4 26. Rc7 g5 27. Ke3 Kg7 28. Rdc2 a5 29. Re7 Kg6 30. Rcc7 Rf8 31. Rxb7 Rxb7 32. Rxb7 Kf5 33. Ra7 Kxe5 34. Rxa5 Rb8 35. Ra2 f5 36. Kd3 Rb3+ 37. Ke2 d4 38. Kf2 Kf4 39. Kg2 e5 40. Ra3 Rxb2+ 41. Kh1 e4 42. h4 d3 43. hxg5 d2 44. Ra1 e3 45. g6 hxg6 46. Kg2 d1=Q+ 47. Kh3 Qxf3+ 0-1
2024.10.29 Titled Tue 29th Oct Late
313367 Katz, Alexander (2426) D'Arruda, R (2271) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8. Qd1 Nf6 9. Nc3 d6 10. h3 h6 11. g3 Be6 12. Bg2 O-O 13. O-O Rac8 14. Be3 Na5 15. Nd5 Bxd5 16. exd5 Nc4 17. Bc1 b5 18. a4 Qb7 19. axb5 axb5 20. b3 Nb6 21. Qd3 Nbd7 22. Ra5 Rb8 23. Be3 b4 24. Rfa1 Rfc8 25. Ra6 e4 26. Bxe4 Nxe4 27. Qxe4 Nf6 28. Qd4 Qxd5 29. Rxd6 Qxd4 30. Bxd4 Ne4 31. Rd7 Rxc2 32. Raa7 Ng5 33. Kg2 Rd2 34. Be3 Rxd7 35. Rxd7 Rb5 36. Rd8+ Kh7 37. Rd7 Kg6 38. f4 Ne6 39. Kf3 f5 40. Rd6 Kf7 41. Rc6 g5 42. Rc4 Kf6 43. Bd2 Rd5 44. Ke3 Nc5 45. Bxb4 Nxb3 46. Rc6+ Kg7 47. Bc3+ Kh7 48. Rc7+ Kg6 49. Rc6+ Kh7 50. g4 fxg4 51. hxg4 gxf4+ 52. Kxf4 Nc5 53. Rc7+ Kg8 54. Rg7+ Kf8 55. Rg6 Rd3 56. Be5 Kf7 57. Rc6 Rd5 58. Ba1 Nd3+ 59. Kg3 Nb4 60. Rxh6 Nd3 61. Rh7+ Kg6 62. Rg7+ Kh6 63. Rc7 Ne5 64. Re7 Ng6 65. Re6 Kg5 66. Bf6+ Kh6 67. Kf3 Rb5 68. Bd4 Rb3+ 69. Be3+ Kg7 70. Ke4 Kf7 71. Rc6 Rb4+ 72. Bd4 Ne7 73. Rc7 Ke6 74. Ra7 Nc6 75. Ra6 Rxd4+ 76. Ke3 Rc4 77. g5 Kd5 78. g6 Rg4 79. Ra1 Rxg6 80. Rd1+ Ke5 81. Kd3 Rg3+ 82. Kc4 Ne7 83. Re1+ Kd6 84. Rd1+ Kc6 85. Re1 Rg4+ 86. Kd3 Nd5 87. Rc1+ Kd6 88. Ra1 Ke6 89. Re1+ Kd6 90. Ra1 Ke5 91. Re1+ Kd6 92. Ra1 1/2-1/2
2024.10.29 Titled Tue 29th Oct Late
313464 Radhakrishnan, Sharath (2019) Katz, Alexander (2426) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. O-O d6 8. c3 O-O 9. Bg5 h6 10. Bh4 Be6 11. Nbd2 a5 12. a4 b4 13. Bxe6 fxe6 14. Nc4 Qe8 15. d4 exd4 16. cxd4 Ba7 17. d5 exd5 18. exd5 Ne7 19. Bxf6 Rxf6 20. Nxa5 Bxf2+ 21. Rxf2 Rxa5 22. Re2 Qf7 23. Qc2 Rc5 24. Qe4 Nxd5 25. a5 Nf4 26. Qe8+ Kh7 27. Qxf7 Rxf7 28. Rd2 Rf8 29. a6 Ra8 30. Nd4 Rd5 31. Kf1 Ne6 32. Nb3 Rf5+ 33. Kg1 Ra7 34. Re2 Nc5 35. Nxc5 Rxc5 36. Re7 Rc6 37. Rf1 d5 38. Rff7 Rg6 39. Rxc7 Raxa6 40. h3 Ra1+ 41. Kh2 Rd1 42. Rf2 d4 43. Rb7 d3 44. Rxb4 Rd6 45. Re4 d2 46. Kg3 Rc1 47. Rxd2 Rxd2 48. b4 Rb1 49. Kh2 Rdb2 50. Re7 Rxb4 51. Rd7 R1b2 52. Rc7 Rd4 53. Rd7 Rxd7 0-1
2024.10.29 Titled Tue 29th Oct Late
313560 Katz, Alexander (2426) Thomforde-Toates, Noah (2124) 1-0
1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 d5 7. e5 Ne4 8. Bd3 Bf5 9. Qe2 Nc6 10. O-O O-O 11. Nxe4 dxe4 12. Bxe4 Nxd4 13. Nxd4 Qxd4 14. Bxf5 gxf5 15. e6 Rae8 16. Rd1 Qe5 17. exf7+ Rxf7 18. Qf3 Qb5 19. a4 Qb4 20. Ra3 e5 21. Qd5 Kf8 22. Be3 Qxb2 23. Rb3 Qa2 24. a5 e4 25. Bxa7 Bf6 26. Qd6+ Kg8 27. Rg3+ Bg7 28. Bd4 Qa4 29. Bxg7 Rxg7 30. Qd5+ Kh8 31. Rxg7 Kxg7 32. Rc1 Re7 33. Qxf5 Rd7 34. Qg4+ Kf6 35. h4 Qd4 36. Qg5+ Kf7 37. Rc5 Qd1+ 38. Kh2 Qd6+ 39. Kh3 Re7 40. Rf5+ Ke8 41. Qg8+ Kd7 42. Rd5 1-0
2024.06.08 National Open 2024
511670 Katz, Alexander (2423) Zhou, Ruoyu (2128) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 Ba7 11. h3 Bb7 12. Be3 Nxe4 13. Re1 Ne7 14. dxe5 Bxe3 15. Rxe3 O-O 16. Bc2 d5 17. Nbd2 Nxd2 18. Qxd2 Bc8 19. g4 c5 20. Ng5 Ng6 21. Rd3 h6 22. Nxf7 Kxf7 23. Rxd5 Qe7 24. f4 Nh4 25. Rf1 c4 26. f5 Kg8 27. f6 Qa7+ 28. Kh2 Be6 29. Rd6 Qf7 30. Be4 Rfe8 31. Rxa6 Rbd8 32. Rd6 Rxd6 33. Qxd6 h5 34. g5 g6 35. Rd1 Nf5 36. Qb6 Bd7 37. Bd5 Be6 38. Bc6 Rc8 39. a6 Ne3 40. Rd8+ Rxd8 41. Qxd8+ Kh7 42. Qe7 Nd5 43. Bxd5 Bxd5 44. a7 Kg8 45. e6 Qf8 46. f7+ Kg7 47. Qf6+ Kh7 48. e7 1-0
2024.06.07 National Open 2024
511607 Katz, Alexander (2423) Durarbayli, Vasif (2618) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. Bb3 h6 7. O-O O-O 8. h3 a5 9. Re1 Be6 10. Ba4 Ba7 11. d4 Bd7 12. Be3 Re8 13. dxe5 Nxe5 14. Nxe5 Rxe5 15. Bxa7 Rxa7 16. Qd4 Ra8 17. Bxd7 Qxd7 18. c4 b5 19. Nc3 bxc4 20. Qxc4 Rb8 21. b3 Rb4 22. Qd3 Qe8 23. f4 Re6 24. Rac1 c5 25. f5 Rd4 26. Qa6 Re5 27. Nb5 Rexe4 28. Rf1 Rd2 29. Nc3 Re3 30. Nb1 Rxg2+ 31. Kxg2 Qe4+ 0-1
2024.06.07 National Open 2024
511649 Atwell, Rose (2274) Katz, Alexander (2423) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bb3 d6 8. d4 Bb6 9. h3 O-O 10. Re1 Bb7 11. Be3 h6 12. d5 Ne7 13. Bxb6 cxb6 14. Nbd2 Ng6 15. g3 Qd7 16. Kg2 Nh7 17. c4 b4 18. Ba4 Qc7 19. a3 bxa3 20. Rxa3 a5 21. Rc3 Nf6 22. Nf1 Bc8 23. N3d2 Nd7 24. Ne3 Nc5 25. Bc2 Bd7 26. Nf5 Rae8 27. h4 Ne7 28. Ne3 Qc8 29. Qb1 g6 30. b4 axb4 31. Qxb4 Qd8 32. Bd1 Nc8 33. h5 f5 34. hxg6 fxe4 35. Bc2 Qf6 36. Nd1 Bg4 37. Nxe4 Bf3+ 38. Kg1 Nxe4 39. Rxf3 Qxf3 40. Bxe4 Qf6 41. Kg2 Qg5 42. Qb5 Qd2 43. Rf1 Qd4 44. f3 Re7 45. Qb3 Qd2+ 46. Rf2 Qg5 47. Ne3 Rg7 48. Kh2 Ne7 49. Qxb6 Nxg6 50. Rg2 Ne7 51. Ng4 h5 52. Nf2 Qf6 53. c5 Nc8 54. Qc6 dxc5 55. Qxc5 Nd6 56. Bd3 h4 57. Ne4 Nxe4 58. Bxe4 hxg3+ 59. Kg1 Ra8 60. Qc3 Qa6 61. Rd2 Rc8 62. Qb2 Qd6 63. Rc2 Rb8 64. Qc1 Rd8 65. Rc6 Qb4 66. Qc3 Qxc3 67. Rxc3 Ra8 68. d6 Ra1+ 69. Kg2 Rd1 70. Rc8+ Kf7 71. Rc7+ Kf6 72. Rxg7 Kxg7 73. Kxg3 Rd4 74. d7 Kf6 75. f4 Rxd7 76. Kf3 Rd4 77. Ke3 Ra4 78. fxe5+ Kxe5 79. Bg6 Ra3+ 80. Bd3 Rc3 81. Kd2 Kd4 82. Bg6 Rg3 83. Bf5 Rg5 84. Bh7 Rg2+ 85. Kc1 Kc3 86. Kb1 Kb3 87. Ka1 Rg7 88. Be4 Ra7+ 89. Kb1 Re7 90. Bd5+ Kc3 91. Ka2 Re2+ 92. Ka1 Kc2 93. Bf7 Re5 94. Bg6+ Kc3 95. Bf7 Re7 96. Bg6 Kb3 97. Bf5 Ra7+ 98. Kb1 Ra6 99. Be4 Ra5 100. Bg6 Rg5 101. Bf7+ Kc3 102. Ka1 Kc2 103. Be6 Rh5 104. Bf7 Rh1+ 105. Ka2 Rh6 106. Ka1 Ra6+ 107. Ba2 Kc1 1/2-1/2
2024.06.06 National Open 2024
511569 Katz, Alexander (2423) Nandhakumar, Vaseegaran (2243) 1-0
1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Be7 8. O-O O-O 9. Qe2 b6 10. Nbd2 Bb7 11. Ne4 dxe5 12. dxe5 Nd7 13. Bd2 Nc5 14. Ng3 a6 15. a3 b5 16. Ba2 Qd7 17. Rad1 a5 18. Bg5 b4 19. Bxe7 Qxe7 20. Nf5 Qc7 21. Nd6 Ba6 22. Bc4 bxa3 23. Bxa6 Nxa6 24. Rc1 Qb8 25. bxa3 Qb3 26. Qe4 Qxa3 27. Ng5 g6 28. Qh4 h5 29. g4 f6 30. Nxe6 fxe5 31. Qg5 Rf6 32. Qxe5 Qf3 33. Ng5 Qxg4+ 34. Kh1 Nab4 35. Ne8 Rf7 36. Nxf7 Qf3+ 37. Kg1 Qg4+ 38. Qg3 Kxf7 39. Nc7 Ra7 40. Nxd5 Nxd5 41. Qxg4 hxg4 42. Rc5 Nb4 43. Ra1 1-0
2024.06.06 National Open 2024
511580 Nyzhnyk, I (2576) Katz, Alexander (2423) 1/2-1/2
1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. e4 g6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 a5 11. f3 a4 12. O-O Qa5 13. Rfc1 Be6 14. Rab1 Rfc8 15. b3 1/2-1/2
2024.06.05 National Open 2024
511544 Shafer, Logan C (2037) Katz, Alexander (2423) 0-1
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 c6 8. Nge2 Nbd7 9. O-O Re8 10. Qc2 Nf8 11. Rab1 a5 12. a3 g6 13. Na4 Ne6 14. Bh4 Ng7 15. b4 axb4 16. axb4 b5 17. Nc5 Bf5 18. Ra1 Rc8 19. Ra7 Bxc5 20. bxc5 Bxd3 21. Qxd3 Nf5 22. Bxf6 Qxf6 23. Ng3 Nxg3 24. hxg3 h5 25. Rfa1 Kg7 26. Rd7 Ra8 27. Qd1 h4 28. gxh4 Qxh4 29. g3 Qe4 30. Raa7 Rxa7 31. Rxa7 Rh8 32. f3 Qxe3+ 33. Kg2 Qh6 34. Kf2 Qh2+ 35. Ke3 Qxg3 36. Ra2 Re8+ 37. Kd3 Re1 38. Qd2 Qxf3+ 39. Kc2 Re2 0-1
2024.03.21 Reykjavik Open 2024
597968 Yilmazyerli, M (2526) Katz, Alexander (2418) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 dxc4 8. Bxf6 Nxf6 9. Nxc4 Qc7 10. Be2 b5 11. Nd2 a6 12. Rc1 Bb7 13. O-O c5 14. dxc5 Rd8 15. Nxb5 axb5 16. Bxb5+ Bc6 17. Qa4 Bxb5 18. Qxb5+ Nd7 19. b4 1/2-1/2
2024.03.20 Reykjavik Open 2024
597804 Katz, Alexander (2418) Li, Harry (2107) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. c3 d5 10. exd5 Nxd5 11. d4 exd4 12. cxd4 Nf6 13. a3 h6 14. Nc3 Bd6 15. Ne5 Ne7 16. Bf4 Ned5 17. Bg3 Nxc3 18. bxc3 c5 19. Bh4 c4 20. Bc2 Be7 21. Ng4 Nd5 22. Nxh6+ gxh6 23. Rxe7 Nxe7 24. Qg4+ 1-0
2024.03.19 Reykjavik Open 2024
597622 Ptacnikova, L (2067) Katz, Alexander (2418) 0-1
1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. e3 Nh5 5. Bg5 c6 6. Be2 h6 7. Bh4 Ng7 8. f3 Qb6 9. Na4 Qa5+ 10. c3 e5 11. b4 Qc7 12. Nc5 b6 13. Nd3 e4 14. fxe4 dxe4 15. Nf2 f5 16. Bg3 Bd6 17. Bxd6 Qxd6 18. Bc4 Na6 19. Bb3 Nc7 20. Ne2 a5 21. bxa5 Rxa5 22. O-O Be6 23. Nf4 Bxb3 24. Qxb3 g5 25. Ne2 Nd5 26. a4 Nxe3 27. Rfb1 Qd5 28. Qxb6 O-O 29. Qc7 Ne6 30. Qe7 Rf7 31. Qe8+ Nf8 32. Rb6 Nc4 33. Rxc6 Nd6 34. Qd8 Rxa4 35. Rxa4 Qxc6 36. Ra8 Nb7 37. Qc8 Qb5 38. Ng3 e3 39. Qe6 Qb1+ 40. Nf1 exf2+ 41. Kxf2 f4 42. Qxh6 Qf5 43. Qc6 g4 44. Qc8 Qg6 45. h3 g3+ 46. Kg1 Nd6 47. Qc6 Qc2 48. Qf3 Qe4 49. Qxe4 Nxe4 50. c4 Rd7 51. d5 Rc7 52. c5 Rxc5 53. Ra4 Nc3 54. Ra1 Rxd5 55. Kh1 Ne6 56. Nh2 gxh2 57. Kxh2 Rd2 0-1
2024.03.18 Reykjavik Open 2024
605506 Katz, Alexander (2418) Pourkashiyan, A (2270) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. O-O d6 7. Bb3 Ba7 8. Nbd2 O-O 9. h3 h6 10. Re1 Re8 11. Nf1 Be6 12. Ng3 Qd7 13. Nh4 Bxh3 14. gxh3 Qxh3 15. Nhf5 Ng4 16. Qf3 Bxf2+ 17. Qxf2 Nxf2 18. Kxf2 g6 19. Nxh6+ Kg7 20. Rh1 Qd7 21. Ngf5+ Kf8 22. Ng4 gxf5 23. Bh6+ Ke7 24. Bg5+ Kf8 25. Rh8+ Kg7 26. Bf6+ 1-0
2024.03.18 Reykjavik Open 2024
605531 Katz, Alexander (2418) Pultinevicius, Paulius (2575) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. O-O a5 7. Nbd2 a4 8. c3 f6 9. Re1 fxe5 10. dxe5 Bc5 11. Nd4 Ne7 12. g4 Bxd4 13. cxd4 Bg6 14. h4 h5 15. gxh5 Nf5 16. hxg6 Qxh4 17. Bf3 Rh6 18. Nf1 Rxg6+ 19. Ng3 O-O-O 20. Kf1 Nxg3+ 21. fxg3 Rxg3 22. Ke2 Qh2+ 23. Kd3 Rf8 24. Re3 c5 25. Be2 Rf4 26. Kc2 Rxd4 27. Qe1 Rxe3 28. Bxe3 Re4 29. Qd2 Qxe5 30. Rh1 Rxe3 31. Rh8+ Kc7 32. Qa5+ b6 33. Qa7+ Kd6 34. Bb5 Qf5+ 35. Kc1 Re1+ 36. Kd2 Qf2+ 37. Kd3 Re3# 0-1
2024.03.17 Reykjavik Open 2024
605475 Gikas, A (2104) Katz, Alexander (2418) 0-1
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Bc4 Nc6 9. Bb3 Bd7 10. h4 h5 11. Qd2 Rc8 12. Nxc6 Bxc6 13. O-O-O a5 14. Bh6 Kh7 15. Bxg7 Kxg7 16. Qd4 b5 17. g4 a4 18. g5 axb3 19. gxf6+ exf6 20. axb3 Qa5 21. b4 Qa8 22. Kb1 Rc7 23. Nd5 Bxd5 24. Qxd5 Qa4 25. c3 Ra8 26. Rhg1 Rc4 27. f4 Qa2+ 28. Kc2 Ra3 29. Rg3 Qb3+ 30. Kb1 Ra2 0-1
2024.03.16 Reykjavik Open 2024
605380 Mai, Alexander Oliver (2160) Katz, Alexander (2418) 0-1
1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 g6 5. d5 Nb8 6. Be3 Bg7 7. Qd2 O-O 8. Bh6 c6 9. h3 a6 10. O-O-O b5 11. Bxg7 Kxg7 12. dxc6 Nxc6 13. e5 dxe5 14. Qxd8 Rxd8 15. Rxd8 Nxd8 16. Nxe5 Bb7 17. Rg1 Ne6 18. g3 Rc8 19. a3 Nd4 20. Bg2 Bxg2 21. Rxg2 a5 22. f4 b4 23. axb4 axb4 24. Nb1 Nd5 25. Rf2 Ne3 26. Kd2 Ndxc2 27. Re2 Nf1+ 28. Kd3 b3 29. Nd2 Nxg3 30. Rg2 Ne1+ 0-1
2024.03.16 Reykjavik Open 2024
605395 Katz, Alexander (2418) Sanal, V (2558) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 h6 7. O-O O-O 8. h3 a6 9. Nbd2 Re8 10. Re1 Be6 11. Nf1 d5 12. d4 dxe4 13. dxc5 Bxb3 14. Qxb3 exf3 15. gxf3 Qd7 16. Kh2 Ne7 17. Rxe5 Ng6 18. Rxe8+ Rxe8 19. Be3 Qc6 20. Nd2 Nd5 21. Qc4 Nxe3 22. fxe3 Rxe3 23. Rg1 Qf6 24. Qd4 Qf4+ 25. Qxf4 Nxf4 26. Kg3 g5 27. Nc4 Re2 28. Kg4 Kg7 29. Kf5 Ng6 30. Rd1 Ne7+ 31. Kg4 Rg2+ 32. Kh5 Ng8 0-1
2024.03.15 Reykjavik Open 2024
605345 Katz, Alexander (2418) Kolka, David (2030) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. Bb3 a5 7. O-O O-O 8. h3 Ba7 9. Re1 Be6 10. Ba4 Ne7 11. d4 Ng6 12. Nbd2 c6 13. Nf1 Qc8 14. Ng3 h6 15. Be3 Bb8 16. Qd2 Kh7 17. Bc2 Bc7 18. b3 Ng8 19. c4 N8e7 20. Rad1 f5 21. dxe5 dxe5 22. exf5 Nxf5 23. Ne4 Nxe3 24. Rxe3 Bf5 25. g4 Bxg4 26. hxg4 Qxg4+ 27. Ng3 Rxf3 28. Bxg6+ Kxg6 29. Qd3+ e4 30. Rxe4 Rxg3+ 31. fxg3 Qf5 32. Rg4+ 1-0
2023.12.30 33rd North American Open
698278 Zhou Jianchao (2562) Katz, Alexander (2418) 1-0
1. Nf3 d5 2. d4 Nf6 3. Bf4 Bf5 4. e3 e6 5. c4 Bxb1 6. Rxb1 Bb4+ 7. Ke2 Bd6 8. g3 O-O 9. Bg2 Nbd7 10. Qb3 dxc4 11. Qxb7 Rb8 12. Qa6 Nb6 13. Rhc1 Nfd5 14. a3 Qd7 15. Nd2 Be7 16. Nxc4 g5 17. Ne5 Qe8 18. e4 gxf4 19. exd5 exd5 20. Kf1 fxg3 21. hxg3 Bd6 22. Nc6 Ra8 23. Qd3 Qe6 24. Re1 Qg6 25. Rbd1 Qxd3+ 26. Rxd3 a5 27. Rb3 Ra6 28. Rb5 a4 29. Rc1 f5 30. f4 Re8 31. Ne5 Kg7 32. Rc6 Rea8 33. Bxd5 Ra5 34. Rxa5 Rxa5 35. Bc4 h5 36. Bd3 Rd5 37. Nf3 Kf6 38. Ke2 Ra5 39. Rc1 Nd5 40. Rh1 Ra8 41. Rxh5 Ne7 42. Kd2 Rg8 43. Rh6+ Kg7 44. Rh3 Rb8 45. Kc2 c5 46. Rh5 Nd5 47. Rg5+ Kh8 48. Ne5 Ne3+ 49. Kd2 Bxe5 50. dxe5 Nd5 51. Kc1 c4 52. Bxf5 c3 53. bxc3 Nxc3 54. e6 Na2+ 55. Kd2 1-0
2023.12.29 33rd North American Open
698261 Katz, Alexander (2418) Zhu, Matthew (2032) 1-0
1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 Bg7 5. Be2 c5 6. dxc5 Qa5 7. Nf3 Ne4 8. O-O Nxc3 9. bxc3 Qxc5 10. Rb1 Nc6 11. Rb5 Qxc3 12. Qxd5 Be6 13. Qe4 Bf5 14. Rxf5 gxf5 15. Qxf5 Qf6 16. Qh5 e5 17. Bg3 Qg6 18. Qh3 Qxc2 19. Bd1 Qxa2 20. Ng5 h6 21. Nxf7 Kxf7 22. Qd7+ Kg6 23. Qd3+ e4 24. Qxe4+ Kf7 25. Qd3 Qb2 26. Qd5+ Kf8 27. Bh5 Qf6 28. Bh4 Rd8 29. Qc5+ Ne7 30. Bxf6 Bxf6 31. Qc7 Kg7 32. Qg3+ Kh7 33. Bd1 Rd2 34. Qf4 Kg7 35. Qg4+ Kf8 36. Bb3 Rh7 37. Qf4 Kg7 38. Qg3+ Kf8 39. Qb8+ Kg7 40. Qe8 Rd6 41. Qf7+ 1-0
2023.12.28 33rd North American Open
698217 Nyzhnyk, I (2611) Katz, Alexander (2418) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 c6 8. Bd3 b6 9. b4 a5 10. a3 Ba6 11. O-O Bxd3 12. Qxd3 axb4 13. axb4 bxc5 14. bxc5 Ra5 15. h3 Qa8 16. Rxa5 Qxa5 17. Rb1 Ra8 18. g4 Bd8 19. Rb2 Qa3 20. Qc2 Qa6 21. Ra2 Qc8 22. Ra4 Rxa4 23. Qxa4 Qb7 24. Kg2 h5 25. gxh5 Nxh5 26. Bh2 Bc7 27. Bxc7 Qxc7 28. Qa8+ Kh7 29. Na2 Nb8 30. Nb4 f6 31. Na6 Nxa6 32. Qxa6 Qf7 33. Nh4 g5 34. Nf3 Qd7 35. Qa8 e5 36. dxe5 g4 37. Ng1 fxe5 38. Qf8 gxh3+ 39. Nxh3 Qg7+ 40. Qxg7+ Nxg7 41. f4 Kg6 1/2-1/2
2023.12.27 33rd North American Open
698184 Katz, Alexander (2418) Bellahcene, B (2509) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be6 8. Nc4 Rb8 9. Be2 Nd4 10. O-O Nf6 11. Bg5 Be7 12. Bxf6 Bxf6 13. Ne3 Bg5 14. Ncd5 O-O 15. c3 Bxe3 16. Nxe3 Nxe2+ 17. Qxe2 Qc7 18. Rfd1 Qc6 19. Nd5 Rfe8 20. Rd3 a5 21. Rad1 b5 22. Qe3 Kf8 23. a3 Rb7 24. Qf3 Bxd5 25. Rxd5 Re6 26. Qf5 g6 27. Qg5 Kg7 28. Qd8 Rb6 29. Qg5 1/2-1/2
2023.12.26 33rd North American Open
698155 Katz, Alexander (2418) Beukes, Dante M (2174) 1-0
1. g3 d5 2. Bg2 c5 3. Nf3 Nc6 4. d4 Nf6 5. O-O e6 6. c4 dxc4 7. Ne5 Bd7 8. Nxc4 cxd4 9. Bf4 Be7 10. Nd6+ Kf8 11. Nxb7 Qb6 12. Nd6 Qc5 13. Ne4 Nxe4 14. Bxe4 f5 15. Bg2 e5 16. Bd2 Rb8 17. Qa4 Qb5 18. Qxb5 Rxb5 19. b3 Bd6 20. e3 Ke7 21. Re1 Kf6 22. exd4 exd4 23. Bc1 Re5 24. Rxe5 Nxe5 25. Ba3 Rc8 26. Bb7 Bxa3 27. Nxa3 Rc7 28. Ba8 Rc8 29. Bb7 Rc7 30. Ba8 Be6 31. Rd1 Rd7 32. f4 Ng4 33. Nc2 d3 34. Ne1 d2 35. Nf3 Ne3 36. Rxd2 Rxd2 37. Nxd2 Nc2 38. Nb1 Ke7 39. Kf2 Kd6 40. Ke2 Kc5 41. Kd2 Nb4 42. a3 Na6 43. Kc3 Nc7 44. b4+ Kd6 45. Bg2 h6 46. Kd3 Bd7 47. Nd2 g5 48. Nc4+ Ke6 49. Kd4 Nb5+ 50. Kc5 Nc3 51. Bf3 gxf4 52. gxf4 Bb5 53. Ne5 Bf1 54. Nc6 Na4+ 55. Kd4 a6 56. Bd5+ Kd6 57. Ne5 1-0
2023.12.10 107th Edward Lasker Mem
719494 Yoo, Eugene (2111) Katz, Alexander (2418) 1/2-1/2
1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. O-O Bb7 6. a4 b4 7. c4 dxc4 8. Nbd2 Bd5 9. Re1 Ne4 10. Bf1 b3 11. Nxe4 Bxe4 12. e3 Bc2 13. Qe2 Bd3 14. Qd1 Bc2 15. Qe2 Bd3 16. Qd1 Bxf1 17. Kxf1 Nc6 18. Bd2 Nb4 19. Bxb4 Bxb4 20. Re2 c5 21. Rc1 cxd4 22. Qxd4 Qxd4 23. Nxd4 Rc8 24. Nxb3 1/2-1/2
2023.12.09 107th Edward Lasker Mem
719478 Paragua, Megan Althea (2005) Katz, Alexander (2418) 0-1
1. d4 Nf6 2. Nf3 d5 3. e3 Bf5 4. Be2 e6 5. O-O Bd6 6. b3 O-O 7. Bb2 Nbd7 8. Nbd2 c6 9. c4 Qb8 10. c5 Bc7 11. b4 Ne4 12. h3 h6 13. Nxe4 Bxe4 14. a4 Bh7 15. b5 f5 16. a5 a6 17. b6 Bd8 18. Ne5 Nxe5 19. dxe5 Be7 20. Qd4 Kh8 21. f4 Rg8 22. Kh2 Qf8 23. Ba3 g5 24. g3 Qf7 25. Rg1 Bg6 26. Raf1 Rg7 27. Rf2 Rag8 28. Rgg2 Bh5 29. fxg5 Rxg5 30. Bf1 Qg6 31. Qf4 Bd1 32. Be2 Bxe2 33. Rxe2 Qh5 34. Ra2 R5g7 35. Qf1 Bg5 36. Qe2 Qf7 37. Qf3 Be7 38. Rac2 Kh7 39. Bb2 Rg5 40. Bd4 Qg6 41. Rc1 h5 42. Rcg1 Qh6 43. Qf4 Qf8 44. Rc1 R8g6 45. Rgg1 Qg7 46. Qf2 Kg8 47. Rcf1 Qh7 48. Rb1 Rg7 49. Rbf1 R5g6 50. Qf3 Rf7 51. Qf2 Kf8 52. Qe2 Ke8 53. Rb1 Kd7 54. Qf3 Rfg7 55. Rg2 Rg8 56. Rbg1 Bf8 57. Rb1 Qh8 58. Qe2 Bg7 59. Qb2 Bh6 60. Rbg1 Rg4 61. Kh1 Re4 62. Qf2 Bg7 63. Qf3 Kc8 64. Kh2 Bxe5 65. Bxe5 Qxe5 66. Qxh5 Rh8 67. Qg5 Rg4 0-1
2023.12.09 107th Edward Lasker Mem
719485 Katz, Alexander (2418) Nasta, Kiren Vivek (2106) 1-0
1. g3 d5 2. Bg2 e5 3. d3 Nf6 4. Nf3 Nc6 5. O-O Be7 6. a3 O-O 7. b4 e4 8. Nfd2 Bf5 9. Nc3 exd3 10. cxd3 d4 11. Nce4 Nxe4 12. Nxe4 Be6 13. Bb2 a5 14. b5 Na7 15. Qa4 c6 16. bxc6 Nxc6 17. Rab1 Ba2 18. Rbc1 Qb6 19. Qc2 Bb3 20. Qb1 a4 21. Nd2 Na5 22. Nc4 Qe6 23. Nxa5 Rxa5 24. Bxb7 Rh5 25. Bf3 Rh6 26. Rc6 Qh3 27. Rxh6 Qxh6 28. Rc1 Qd2 29. Qa1 Rd8 30. Rc7 Bg5 31. Bxd4 1-0
2023.12.08 107th Edward Lasker Mem
719469 Katz, Alexander (2418) Dong, Kyle Qiyu (1911) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Qb6 7. Nb3 Qd8 8. Nc3 Bxc3+ 9. bxc3 Nf6 10. f3 d6 11. g4 Be6 12. c5 d5 13. e5 d4 14. cxd4 Nd5 15. Bf2 a5 16. Qd2 a4 17. Nc1 Ndb4 18. Bd3 O-O 19. Be4 Bd5 20. Ne2 a3 21. h4 Qd7 22. Qe3 Rfd8 23. Bb1 Bc4 24. h5 Bxe2 25. hxg6 fxg6 26. Qxe2 Nxd4 27. Qc4+ e6 28. Qxb4 Nxf3+ 29. Ke2 Ra4 30. Qc3 Rf4 31. Bc2 Nxe5 32. c6 Qd5 33. c7 Rxf2+ 34. Kxf2 Rf8+ 35. Bf5 Nxg4+ 36. Kg3 Qxf5 37. c8=Q Qf4+ 38. Kg2 Ne3+ 39. Qxe3 Qxe3 40. Qc2 1/2-1/2
2023.11.12 1000GM NY Fall GMA
750110 Stremavicius, T (2563) Katz, Alexander (2426) 1-0
1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. c4 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Nbd7 11. Nc3 h6 12. Bxf6 Nxf6 13. Rfe1 Bd5 14. Qd3 c5 15. e4 cxd4 16. Nxd5 exd5 17. exd5 Nxd5 18. Qxd4 Qa5 19. Nd2 Bf6 20. Qxd5 Qxd5 21. Bxd5 Rad8 22. Bxb7 Rxd2 23. Bxa6 Rxb2 24. Rad1 Ra2 25. Re4 g6 26. Rd7 Kg7 27. Kg2 Ra3 28. Ra7 Bd8 29. Bc4 g5 30. g4 Ra1 31. h3 Ra3 32. Bd5 Rc3 33. Rc4 Rd3 34. Be4 Rd2 35. Rc2 Rxc2 36. Bxc2 Re8 37. a5 Re5 38. a6 Re2 39. Bb3 Rxf2+ 40. Kg3 Rf6 41. Rd7 Rxa6 42. Rxd8 Ra3 43. Rb8 Ra7 44. Rb5 Rc7 45. Bd5 Rc3+ 46. Bf3 Ra3 47. Rf5 Rc3 48. Kf2 Rc2+ 49. Be2 Rc3 50. Rf3 Rc2 51. Ke3 Rc3+ 52. Kd4 Rc7 53. Bc4 Rd7+ 54. Bd5 Ra7 55. Rb3 Ra1 56. Ke5 Re1+ 57. Kd6 Ra1 58. Rb7 Rf1 59. Ra7 Kg6 60. Ke5 Re1+ 61. Kd4 Rf1 62. Ra6+ Kg7 63. Ra3 Rc1 64. Ke5 Re1+ 65. Kd6 h5 66. gxh5 Rf1 67. Ra7 Rf2 68. Ke5 Rf1 69. Ke4 Rf4+ 70. Ke3 Rf6 71. Bc4 Rf4 72. Bb3 Rf6 73. Ba2 Rf4 74. Bb3 Rf6 75. Bc2 Kh6 76. Bd1 Kg7 77. Bf3 Kh6 78. Kf2 Kg7 79. Rd7 Kh6 80. Kg3 Kg7 81. Bd5 Rf4 82. h4 Rxh4 83. Bxf7 Kh6 84. Rd6+ Kg7 85. Bg6 Rh1 86. Rd7+ Kg8 87. Kg4 Rg1+ 88. Kf5 Rf1+ 89. Kxg5 Rf8 90. Be4 Kh8 91. Kg6 Rg8+ 92. Kh6 Rg7 93. Rd8+ Rg8 94. Rd6 Rg7 95. Bf5 Rg8 96. Bg6 Rg7 97. Rd8+ Rg8 98. Rd7 Rg7 99. Bf7 Rh7+ 100. Kg5 Rg7+ 101. Kf6 Kh7 102. Rd8 Kh6 103. Ra8 Rg6+ 104. hxg6 1-0
2023.11.12 1000GM NY Fall GMA
750120 Katz, Alexander (2426) Kaliksteyn, A (2375) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. Be3 Ng4 9. Bc1 Nf6 1/2-1/2
2023.11.11 1000GM NY Fall GMA
750101 Schmakel, Sam (2451) Katz, Alexander (2426) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d5 8. a4 dxe4 9. axb5 Bg4 10. bxc6 exf3 11. gxf3 Bh3 12. Re1 O-O 13. Ra5 Bd6 14. d4 exd4 15. Qxd4 Re8 16. Be3 Rb8 17. b4 Rb5 18. Rxb5 axb5 19. Qh4 Qc8 20. Nd2 Re5 21. Ne4 Nxe4 22. fxe4 Bg4 23. Bd1 Rxe4 24. Bc2 Be7 25. Qg3 Bd6 26. f4 Re8 27. Bd4 Rxe1+ 28. Qxe1 Bf5 29. Bxf5 Qxf5 30. Qe8+ Bf8 31. Bc5 Qg4+ 32. Kf2 1/2-1/2
2023.11.11 1000GM NY Fall GMA
750105 Katz, Alexander (2426) Budisavljevic, Luka (2515) 1/2-1/2
1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 c5 6. c3 Be7 7. O-O O-O 8. dxc5 Bxc5 9. Bf4 Nc6 10. Nbd2 Bg4 11. h3 Bh5 12. Qc2 Rc8 13. Bf5 Bg6 14. Bxg6 hxg6 15. Rad1 Bb6 16. Qd3 Na5 17. Rfe1 Re8 18. Rxe8+ Qxe8 19. Re1 Qd7 20. Ng5 Re8 21. Rxe8+ Qxe8 22. Ndf3 Nc6 23. Kf1 Qd7 24. Ne5 Nxe5 25. Bxe5 Qa4 26. a3 Qh4 27. Qg3 Qc4+ 28. Kg1 Ne4 29. Nxe4 Qxe4 30. Bd4 Bxd4 31. cxd4 Qb1+ 32. Kh2 Qxb2 33. Qb8+ Kh7 34. Qxa7 b6 35. Qxf7 Qxd4 36. Qf3 Qe5+ 37. Qg3 Qf6 38. Qd3 Qd6+ 39. Kg1 d4 40. Kf1 Qe5 41. a4 Qd5 42. Kg1 Qc5 43. Qe4 Qd6 44. Kf1 Qd7 45. Ke2 Qxa4 46. Qh4+ Kg8 47. Qd8+ Kf7 48. Qc7+ Kf8 49. Qd6+ Kf7 50. Qc7+ Ke8 51. Qb8+ Ke7 52. Qc7+ Kf8 1/2-1/2
2023.11.10 1000GM NY Fall GMA
750090 Katz, Alexander (2426) Hardaway, Brewington (2323) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Re1 Bd7 7. c3 g6 8. d4 Bg7 9. d5 Ne7 10. c4 O-O 11. Bxd7 Nxd7 12. Be3 h6 13. Nfd2 f5 14. f3 f4 15. Bf2 g5 16. Nc3 h5 17. b4 Rf6 18. c5 Rg6 19. Nc4 g4 20. Kf1 g3 21. hxg3 fxg3 22. Be3 h4 23. Ke2 h3 24. gxh3 Nf6 25. Kd2 Nh5 26. Kc2 Qf8 27. Rg1 Qf6 28. Nd2 Nf4 29. Ne2 g2 30. Bxf4 exf4 31. Rb1 c6 32. Nc4 cxd5 33. Nxd6 dxe4 34. Nxe4 Qe6 35. Kc1 Qxh3 36. Qb3+ Kh8 37. Nf2 Qe6 38. Qxe6 Rxe6 39. Nxf4 Bh6 40. Nd3 Nd5 41. Rxg2 Nxf4 42. Nxf4 Rf8 43. Kc2 Rxf4 44. Rd1 Rf7 45. Rd3 Ref6 46. Rg3 Bf4 47. Rh3+ Kg7 48. Kb3 Re6 49. Rh5 Be3 50. Rh3 Kg6 51. Rd5 Bf4 52. Rd3 Bg5 53. Rg3 Re5 54. Kc4 Rf4+ 55. Kb3 Ref5 56. Rd6+ Rf6 57. Rd3 R6f5 58. Rd6+ Kh5 59. Rh3+ Bh4 60. Rd3 Kg5 61. Rd7 Rf7 62. Rd5+ R4f5 63. Rd3 Be1 64. a3 Re5 65. Rh8 Kf4 66. Rhd8 Ree7 67. Kc4 Kg3 68. b5 axb5+ 69. Kxb5 Re2 70. Rb3 Rc2 71. Rg8+ Kh2 72. Rg5 Bf2 73. a4 Rf4 74. a5 Rfc4 75. Kb6 Bxc5+ 76. Kxb7 Bf2 77. Rg7 Rc5 78. a6 Ra2 79. Rb6 Rh5 80. Rc6 Rb2+ 81. Kc8 Rd2 82. Rg8 Rh7 83. Rc7 Rh6 84. a7 Ra2 85. Rgg7 Rh8+ 86. Kd7 Bxa7 87. Ke6 Ra6+ 88. Kf5 Rh5+ 89. Kg4 Rha5 90. Rc2+ Kg1 91. f4 Kf1 92. Rg5 Ra3 93. Rb5 Bf2 94. Kf5 Ra8 95. Rc6 Kg2 96. Rh6 Kf3 97. Rf6 Be3 98. Rb4 R3a5+ 99. Kg6 Rg8+ 100. Kf7 Rg4 101. Rb3 Ra7+ 102. Kf8 Rh4 103. Rf7 Ra8+ 104. Kg7 Rg4+ 105. Kf6 Ra6+ 106. Ke7 Ke4 107. Rb4+ Bd4 108. Kd8 Rg8+ 109. Kc7 Kd5 110. Rf5+ Ke6 111. Rg5 Rxg5 112. fxg5 Kd5 113. Rb1 Rg6 114. Rd1 Rg7+ 115. Kd8 Ke5 116. Ke8 Bc5 117. Rh1 Bd6 118. Re1+ Kd5 119. g6 Be5 120. Kf8 Rxg6 121. Ke8 Ke6 122. Rf1 Rg8+ 123. Rf8 Rg7 124. Rf1 Re7+ 125. Kd8 Rh7 126. Kc8 Rc7+ 127. Kd8 Rb7 128. Rc1 Rb8+ 129. Rc8 Rb2 130. Rc1 Rb7 131. Rc6+ Bd6 132. Rc1 Rb8+ 133. Rc8 Rb1 134. Rc2 Be5 135. Rc6+ Kd5 136. Rc2 Bd6 137. Kd7 Rb7+ 138. Kc8 Rf7 139. Rc1 Bc5 140. Kd8 Kc6 141. Re1 Rf8+ 142. Re8 Rf2 143. Re1 Ba3 144. Re6+ Kd5 145. Re1 Kc6 146. Re6+ Kd5 147. Re1 Bb4 148. Rd1+ Kc6 149. Rc1+ Bc5 150. Re1 Ra2 151. Ke8 Ra7 152. Re2 Bd6 153. Re1 Kd5 154. Rd1+ Ke6 155. Re1+ Be5 156. Rd1 Re7+ 157. Kd8 Rc7 158. Ke8 Rg7 159. Rf1 Rh7 160. Rf2 Rh4 161. Rf1 Rc4 162. Rd1 Bc3 163. Rd7 Rc8+ 164. Rd8 Rc7 165. Rd3 Ra7 166. Rd1 Rh7 167. Kd8 Be5 168. Kc8 Rc7+ 169. Kd8 Rb7 170. Rc1 Bf4 1/2-1/2
2023.11.10 1000GM NY Fall GMA
750095 Stearman, Josiah (2451) Katz, Alexander (2426) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 Ba7 11. h3 O-O 12. Be3 Qe8 13. Re1 Ra8 14. Nbd2 Bb7 15. Qe2 exd4 16. cxd4 Nb4 17. Rac1 Bxe4 18. Nxe4 Qxe4 19. Qd2 Nfd5 20. Bg5 Qf5 21. Nh4 Qd7 22. Re4 Rae8 23. Rce1 Rxe4 24. Rxe4 Re8 25. Rg4 Kh8 26. Bh6 gxh6 27. Qxh6 Rg8 28. Bxd5 Nxd5 29. Rxg8+ Kxg8 30. Qg5+ Kf8 31. Qxd5 c6 32. Qe4 Qe6 33. Qf4 Ke8 34. Nf5 Kd7 35. g4 c5 36. Ng7 Qg6 37. Nf5 Qe6 38. Ng7 Qg6 39. Nh5 cxd4 40. Qf3 Bc5 41. Nf4 Qb1+ 42. Kg2 Ke7 43. Qb7+ Kd8 44. Nd5 Qe4+ 45. Kg3 Qe5+ 46. Kh4 f6 47. b4 Qg5+ 48. Kg3 Qe5+ 49. Kf3 d3 50. bxc5 Qe2+ 51. Kg3 Qe5+ 52. Nf4 dxc5 53. Qd5+ Qxd5 54. Nxd5 d2 55. Ne3 c4 56. Kf3 c3 57. Ke2 b4 58. Nd5 1-0
2023.11.09 1000GM NY Fall GMA
750075 Katz, Alexander (2426) Khamrakulov, D (2500) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Ne7 6. Nf3 Nd7 7. Be2 Bg6 8. O-O Rc8 9. Bd2 c5 10. Nxc5 Nxc5 11. dxc5 Rxc5 12. Nd4 a6 13. b4 Rc8 14. b5 axb5 15. h4 Nc6 16. Bg5 Qb6 17. Bxb5 Bc5 18. Bxc6+ bxc6 19. Nb3 h6 20. Bd2 Be7 21. h5 Bf5 22. Rb1 O-O 23. a4 Qc7 24. Re1 c5 25. a5 d4 26. Ra1 Rfd8 27. a6 Qa7 28. g4 Bh7 29. Bf4 Rd5 30. c4 dxc3 31. Qc1 c4 32. Be3 cxb3 33. Bxa7 b2 34. Qe3 bxa1=Q 35. Rxa1 c2 36. Bd4 Bc5 37. a7 Bxa7 0-1
2023.11.09 1000GM NY Fall GMA
750084 Atanasov, Anthony (2406) Katz, Alexander (2426) 1/2-1/2
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Bd3 O-O 6. Nf3 Nc6 7. O-O Bg4 8. Be2 e5 9. d5 Nd4 10. fxe5 Bxf3 11. exf6 Nxe2+ 12. Nxe2 Bxe2 13. Qxe2 Bxf6 14. Bh6 Bg7 15. Bxg7 Kxg7 16. Qb5 b6 17. Rf4 Qe7 18. Raf1 f6 19. h4 Rf7 20. a4 Qe5 21. c3 Raf8 22. Qc4 Re8 23. b4 h6 24. h5 g5 25. Rg4 f5 26. exf5 Rxf5 27. Qxc7+ Re7 28. Qxe7+ Qxe7 29. Rxf5 Qd7 30. Rff4 Qxa4 31. Rf1 Qe8 32. Rc4 Qe3+ 33. Kh1 Qe2 34. Rc7+ Kg8 35. Ra1 a6 36. c4 g4 37. Rxa6 Qe1+ 38. Kh2 Qh4+ 39. Kg1 Qe1+ 40. Kh2 Qh4+ 41. Kg1 Qe1+ 1/2-1/2
2023.11.08 1000GM NY Fall GMA
750072 Katz, Alexander (2426) Chasin, Nico (2419) 1-0
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 b5 9. O-O-O Be7 10. Kb1 h5 11. Nxc6 dxc6 12. Qf2 e5 13. Bb6 Qb7 14. Bc5 Be6 15. Bd6 Bxd6 16. Rxd6 Qa7 17. Qxa7 Rxa7 18. Rxc6 Kd7 19. Rc5 Kd6 20. Rxb5 axb5 21. Nxb5+ Kc5 22. Nxa7 Rd8 23. Bd3 Bd7 24. Rd1 Ra8 25. c3 Rxa7 26. b4+ Kb6 27. Kb2 Be6 28. c4 Kc7 29. Ra1 Bd7 30. Bc2 h4 31. a4 Nh5 32. a5 Nf4 33. b5 Ra8 34. Kc3 Nxg2 35. Kb4 Nf4 36. c5 Bxb5 37. Kxb5 Ne6 38. Kc4 Nd4 39. Bd1 g5 40. a6 f6 41. Kc3 Ra7 42. Kc4 Ra8 43. Ra2 Ra7 44. Kc3 Ra8 45. h3 Ra7 46. Ra1 Ra8 47. Bb3 Ra7 48. Bd5 Ne2+ 49. Kc4 Nf4 50. Bb7 Nxh3 51. Rd1 Nf4 52. Rd6 Nh5 53. Kb5 h3 54. Rd2 1-0
2023.10.24 Titled Tue 24th Oct Late
767813 Klepikov, N (2063) Katz, Alexander (2426) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e6 7. O-O Be7 8. Be3 O-O 9. f4 Bd7 10. a4 a6 11. Qe1 Rc8 12. Qg3 Nxd4 13. Bxd4 Bc6 14. Rad1 Qa5 15. f5 e5 16. Be3 Kh8 17. Bg5 Bxa4 18. Nd5 Nxd5 19. Rxd5 Qb6+ 20. Kh1 Bxg5 21. Qxg5 f6 22. Qh5 Rxc2 23. Rd3 Rxe2 24. Qxe2 Bb5 25. Rfd1 Bxd3 26. Qxd3 Qxb2 27. Qxd6 Rg8 28. h3 Qe2 29. Qd5 a5 30. Rb1 a4 31. Rxb7 a3 32. Ra7 Qf1+ 33. Kh2 Qf4+ 34. Kh1 Qc1+ 35. Kh2 Qf4+ 36. Kh1 h5 37. Rxa3 Qc1+ 38. Kh2 Qxa3 39. Qf7 Rf8 40. Qxh5+ Kg8 41. Qg6 Qe3 42. Qg4 Qf4+ 0-1
2023.10.24 Titled Tue 24th Oct Late
768017 Grischuk, A (2732) Katz, Alexander (2426) 1-0
1. d4 Nf6 2. c4 e6 3. Bg5 Bb4+ 4. Nd2 d5 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Rc1 c5 9. dxc5 bxc5 10. a3 Bxd2+ 11. Qxd2 Nbd7 12. Bb5 h6 13. Bxd7 Bxd7 14. Bxf6 Qxf6 15. Rxc5 Rab8 16. Nd4 Qb6 17. Rc2 Ba4 18. b3 Rfc8 19. Rxc8+ Rxc8 20. O-O Bb5 21. Rc1 Rxc1+ 22. Qxc1 Bd3 23. h3 Qa5 24. a4 Qb4 25. Qd1 Be4 26. f3 Bg6 27. Kf2 Qc3 28. Qe1 Qb2+ 29. Kg3 Bd3 30. Kh2 Kh7 31. Kg1 h5 32. Qd1 Qc3 33. Kf2 Qb2+ 34. Kg1 Qc3 35. h4 g6 36. Kh2 a5 37. Kg1 Ba6 38. Kf2 Qb2+ 39. Qc2 Qa1 40. Qd2 Qf1+ 41. Kg3 Bd3 42. Qxa5 Kg7 43. Qd2 Ba6 44. Qf2 Qd3 45. b4 Qc3 46. b5 Qc7+ 47. f4 Bc8 48. Qb2 Kh7 49. b6 Qd7 50. Kf2 Qg4 51. Nf3 Qd7 52. a5 Ba6 53. Qf6 Kg8 54. Ne5 Qe8 55. f5 d4 56. fxg6 dxe3+ 57. Kxe3 fxg6 58. Qxg6+ 1-0
2023.10.24 Titled Tue 24th Oct Late
768189 Katz, Alexander (2426) Santos Flores, A (2198) 1/2-1/2
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. exd5 Qxd5 6. Bxf6 Bxc3+ 7. bxc3 gxf6 8. Nf3 b6 9. Bd3 Bb7 10. Qe2 Nd7 11. a4 a5 12. Bb5 O-O-O 13. Rb1 Rhg8 14. c4 Qf5 15. c5 Rxg2 16. c6 Rg4 17. cxb7+ Kxb7 18. Bd3 Qd5 19. c4 Qc6 20. Rg1 Rxg1+ 21. Nxg1 f5 22. c5 Nf6 23. Nf3 Qxa4 24. cxb6 cxb6 25. Bb5 Qa3 26. Ne5 Rxd4 27. Bc6+ Kc7 28. Bf3 Qc3+ 29. Kf1 Rd2 30. Qa6 Qxe5 31. Qxb6+ Kd7 32. Qc6+ Ke7 33. Rb7+ Rd7 34. Rb5 Qd6 35. Qc3 a4 36. Ra5 Rc7 37. Qb2 Ne4 38. Bxe4 fxe4 39. Rxa4 Qxh2 40. Qb4+ Kf6 41. Qd4+ Kg6 42. Qxe4+ Kg7 43. Ra3 Rc1+ 44. Ke2 Qh5+ 45. Rf3 Rc5 46. Qd4+ Re5+ 47. Kd2 Qxf3 48. Qxe5+ Qf6 49. Qg3+ Qg6 50. Qe5+ Qf6 51. Qg3+ Kf8 52. Qb8+ Ke7 53. Qc7+ Ke8 54. Qc6+ Kd8 55. Qd6+ Ke8 56. Qc6+ Kf8 57. Qd6+ Kg8 58. Qb8+ Kg7 59. Qg3+ 1/2-1/2
2023.10.24 Titled Tue 24th Oct Late
768320 Liu, Casper (2278) Katz, Alexander (2426) 1/2-1/2
1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 g6 5. Nc3 Bg7 6. Bd2 d6 7. O-O-O Be6 8. Nd5 Nf6 9. Bc3 O-O 10. Nxf6+ exf6 11. Ne2 Ne5 12. Nf4 Rc8 13. Nxe6 fxe6 14. Kb1 Qc7 15. Qxa7 f5 16. exf5 Rxf5 17. f3 Nxf3 18. Bd3 Bxc3 19. Bxf5 gxf5 20. gxf3 Be5 21. c3 Qc6 22. Rhg1+ Kh8 23. Qe3 Qb5 24. Ka1 Ra8 25. f4 Qc4 26. a3 Rxa3+ 27. bxa3 Bxc3+ 28. Qxc3+ Qxc3+ 29. Kb1 Qb3+ 30. Ka1 Qxa3+ 31. Kb1 Qb4+ 32. Ka1 Qxf4 33. Rc1 Qe5+ 34. Kb1 Qb5+ 35. Ka1 Qa5+ 36. Kb1 h5 37. Rc8+ Kh7 38. Rcg8 Qb4+ 39. Ka2 Qc4+ 40. Kb1 Qd3+ 41. Ka2 Qc2+ 42. Ka1 Qa4+ 43. Kb1 Qb3+ 44. Ka1 Qc3+ 45. Kb1 b5 46. R8g5 Qd3+ 47. Kb2 Qd4+ 48. Kb1 Qb4+ 49. Ka2 Qc4+ 50. Kb1 Qd3+ 51. Ka1 Qd4+ 52. Kb1 Qb4+ 53. Ka1 Qc3+ 54. Kb1 Qb3+ 55. Ka1 Qa3+ 56. Kb1 Qb3+ 57. Ka1 Qa3+ 58. Kb1 Qb3+ 1/2-1/2
2023.10.24 Titled Tue 24th Oct Late
768378 Katz, Alexander (2426) Gutierrez Olivares, D (2354) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Qf3 Nbc6 7. Ne2 Be6 8. Bf4 Qd7 9. O-O-O O-O-O 10. h3 Kb8 11. g4 Nc8 12. Qg3 Ba5 13. Kb1 Nb4 14. Bb5 Nc6 15. Na4 Bb6 16. Nc5 Bxc5 17. dxc5 a6 18. Ba4 N8a7 19. Nd4 Rhe8 20. Rhe1 f6 21. Nxe6 Rxe6 22. Rxe6 Qxe6 23. Bxc7+ 1-0
2023.10.24 Titled Tue 24th Oct Late
768626 Makaraci, Tunahan (2238) Katz, Alexander (2426) 0-1
1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Nf6 6. Be3 Bg4 7. Be2 e6 8. h3 Bh5 9. Nbd2 cxd4 10. cxd4 Bb4 11. O-O O-O 12. a3 Ba5 13. b4 Bc7 14. Rc1 Rac8 15. Rc5 Qd8 16. Bg5 Bg6 17. Nb3 Bb6 18. Rc1 h6 19. Bh4 Qd6 20. Nc5 Bxc5 21. dxc5 Qxd1 22. Rfxd1 Nd5 23. Bc4 Be4 24. Nd2 Bh7 25. Nf3 Be4 26. Nd2 Bh7 27. Nb3 Ne5 28. Bxd5 exd5 29. Rxd5 Nd3 30. Rd1 Nf4 31. Rd7 Rfe8 32. Nd4 a5 33. Bg3 Nd3 34. Nb5 axb4 35. Nd6 Nb2 36. axb4 Nxd1 37. Nxe8 Rxe8 38. Rxd1 Bc2 39. Rd2 Ba4 40. Rb2 Bb5 41. Kh2 Re4 42. Bd6 g5 43. f3 Re1 44. Kg3 f5 45. h4 Kf7 46. hxg5 hxg5 47. Ra2 f4+ 48. Kg4 Kg6 49. Kh3 Rh1+ 0-1
2023.10.24 Titled Tue 24th Oct Late
768668 Dragun, K (2550) Katz, Alexander (2426) 0-1
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 c6 8. b4 b6 9. h4 a5 10. b5 Bb7 11. cxb6 Nxb6 12. Bd3 Bb4 13. Qb3 Na4 14. Qxa4 Bxc3+ 15. Ke2 Bxa1 16. bxc6 Qe8 17. Ne5 Bc3 18. g4 Bb4 19. g5 Ne4 20. Qc2 Ba6 21. f3 Nc3+ 22. Kf2 Bxd3 23. Qxd3 f6 24. gxf6 gxf6 25. Rg1+ Kh8 26. Ng6+ hxg6 27. Rxg6 Ne4+ 0-1
2023.10.24 Titled Tue 24th Oct Late
768833 Katz, Alexander (2426) Dourerassou, J (2415) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 Be7 7. Be3 O-O 8. g3 d5 9. Bg2 dxe4 10. O-O Nd5 11. Nxc6 bxc6 12. Nxe4 Nxe3 13. fxe3 Qb6 14. Qf3 Bb7 15. b4 Rad8 16. Rab1 f5 17. Nc5 Bxc5 18. bxc5 Qc7 19. Qf4 e5 20. Qc4+ Kh8 21. g4 Bc8 22. gxf5 Bxf5 23. Qa4 Qe7 24. Qxc6 Bxc2 25. Rxf8+ Rxf8 26. Rf1 Rd8 27. Qb7 Qxc5 28. Qf3 h6 29. Rc1 e4 30. Qf2 Rc8 31. Bxe4 Qg5+ 32. Bg2 Bh7 33. Rxc8+ Bg8 34. h3 Qg6 35. Rf8 Qb1+ 36. Kh2 Qb6 37. Rf4 Qd6 38. Qg3 Qe5 39. Rg4 Qe7 40. Be4 Be6 41. Rg6 Bg8 42. Qf4 Bf7 43. Rxh6+ gxh6 44. Qxh6+ Kg8 45. Bh7+ Kh8 46. Bg6+ Kg8 47. Qh7+ Kf8 48. Qxf7+ Qxf7 49. Bxf7 Kxf7 50. Kg3 Ke6 51. Kf4 Kd5 52. h4 Kc4 53. h5 Kb3 54. h6 Kxa3 55. h7 a5 56. h8=Q Kb3 57. Qa1 a4 58. e4 a3 59. e5 a2 60. e6 Ka3 61. e7 Kb3 62. e8=Q Ka3 63. Qa8+ Kb3 64. Q8xa2+ Kb4 65. Qd4+ Kb5 66. Qaa4# 1-0
2023.10.24 Titled Tue 24th Oct Late
768963 Katz, Alexander (2426) Ibarra Jerez, JC (2567) 1-0
1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 g6 5. h3 Bg7 6. Be3 a6 7. a4 O-O 8. Be2 e6 9. O-O b6 10. Nd2 e5 11. d5 Nd4 12. Nf3 Nxe2+ 13. Qxe2 Nh5 14. a5 b5 15. Na2 Nf4 16. Bxf4 exf4 17. c4 bxc4 18. Nb4 Bd7 19. Rfc1 Bb5 20. Qd2 Qf6 21. Rc2 Rfe8 22. Re1 g5 23. Nc6 h5 24. Nfd4 g4 25. Nf5 Bh6 26. hxg4 hxg4 27. Qd1 f3 28. gxf3 Ba4 29. fxg4 Bf4 30. Qf3 Bxc2 31. Qxf4 Kf8 32. g5 Qg6 33. Qh4 Rxe4 34. Qh8+ Qg8 35. Qh6+ Ke8 36. Ng7+ Kf8 37. Nh5+ Ke8 38. Nf6# 1-0
2023.10.24 Titled Tue 24th Oct Late
769033 Chigaev, M (2626) Katz, Alexander (2426) 0-1
1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. d3 e6 5. Nh4 Bg6 6. g3 Nbd7 7. Nd2 Be7 8. Bg2 O-O 9. a3 a5 10. h3 c5 11. a4 Qc7 12. O-O Rac8 13. e3 Nb8 14. f4 Nc6 15. g4 Nb4 16. Kh1 Rfd8 17. Be5 Qb6 18. Ndf3 c4 19. Nxg6 hxg6 20. Qe2 cxd3 21. cxd3 Rc2 22. Bd4 Qa6 23. Qd1 Qxd3 24. Ne5 Qxb3 25. Rb1 Qxa4 26. g5 Ne4 27. Bxe4 dxe4 28. f5 exf5 29. Nxf7 Qa2 0-1
2023.10.24 Titled Tue 24th Oct Late
769189 Katz, Alexander (2426) Zhigalko, S (2572) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Ne7 13. Ncb4 O-O 14. Be2 a5 15. Nxe7+ Qxe7 16. Nd5 Qb7 17. Bg4 Be6 18. h4 Bd8 19. Bf3 Bxd5 20. Qxd5 Qxd5 21. exd5 f5 22. Be2 Rb8 23. h5 e4 24. O-O Bf6 25. Rac1 Rfe8 26. b4 a4 27. a3 Rec8 28. c4 Bb2 29. Rb1 Bxa3 30. cxb5 Rc3 31. Rfd1 Kf7 32. Rd4 Rb3 33. Rbd1 Bb2 34. Rc4 a3 35. g4 a2 36. Rc7+ Kf6 37. g5+ Kxg5 38. Ra7 a1=Q 39. Raxa1 Bxa1 40. Rxa1 Rxb4 41. Ra7 Kf6 42. Rd7 Rb6 43. h6 gxh6 44. Rxh7 Kg6 45. Rd7 Rd4 46. Re7 Rxd5 47. Re6+ Kg5 48. Bc4 Rc5 49. Be2 h5 50. Kg2 h4 51. Re8 Rc2 52. Rg8+ Kf4 53. Bh5 e3 0-1
2023.07.11 Titled Tue 11th Jul Early
893256 Katz, Alexander (2426) Bueno, Alfe (2135) 1-0
1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. d3 Bb4 6. Nf3 Bxc3+ 7. bxc3 d6 8. O-O O-O 9. Rb1 Rb8 10. Ne1 Qe8 11. Nc2 Bd7 12. Nb4 Nxb4 13. cxb4 Qh5 14. e3 Qh6 15. b5 Qg6 16. Ba3 f4 17. exf4 exf4 18. c5 Ng4 19. cxd6 cxd6 20. Qb3+ Kh8 21. Qd5 fxg3 22. fxg3 Rxf1+ 23. Rxf1 Qh6 24. h3 Ne3 25. Qxd6 Rd8 26. Rf8+ 1-0
2023.07.11 Titled Tue 11th Jul Early
893579 Fajdetic, H (2151) Katz, Alexander (2426) 0-1
1. d4 Nf6 2. Bf4 d6 3. Nc3 g6 4. e4 c6 5. Qd2 b5 6. f3 Nbd7 7. O-O-O b4 8. Nce2 Qa5 9. Kb1 e5 10. Be3 Nb6 11. Nc1 Be6 12. Nb3 Bxb3 13. axb3 Bg7 14. dxe5 dxe5 15. Qd6 Nfd7 16. Qxc6 O-O 17. Qb5 Qxb5 18. Bxb5 Rfd8 19. Nh3 Bf8 20. Rd3 Nc5 21. Bxc5 Bxc5 22. Rhd1 Rxd3 23. Rxd3 Kg7 24. g3 a6 25. Bc6 Ra7 26. f4 exf4 27. gxf4 a5 28. e5 Rc7 29. Bd5 a4 30. bxa4 Nxa4 31. Bb3 Nb6 32. Ng5 h6 33. Nxf7 Rxf7 34. Bxf7 Kxf7 35. c3 bxc3 36. Rxc3 Bd4 37. Rc6 Be3 38. Rf6+ Kg7 39. h3 Nd5 40. Rd6 Nxf4 41. e6 Kf6 42. h4 Nxe6 43. h5 gxh5 44. Kc2 h4 45. Kd3 Bf4 46. Rd7 h3 47. Ke2 h2 48. Rd1 Be5 49. Rh1 Nd4+ 50. Kd3 Nf3 51. b4 Kg5 52. Ke3 Kg4 53. Kf2 h5 54. Kg2 h4 55. b5 h3+ 56. Kf2 Bd4+ 57. Ke2 Kg3 58. Kd3 Bb6 59. Kc4 Kg2 60. Rd1 h1=Q 61. Rxh1 Kxh1 62. Kd5 Kg2 63. Kc6 Bf2 64. b6 Bxb6 65. Kxb6 h2 66. Kc5 h1=Q 0-1
2023.07.11 Titled Tue 11th Jul Early
893761 Aravindh, Chithambaram VR. (2645) Katz, Alexander (2426) 1-0
1. b3 Nf6 2. Bb2 d6 3. d4 g6 4. g3 Bg7 5. Bg2 O-O 6. e4 Nbd7 7. Ne2 c5 8. O-O e5 9. dxe5 dxe5 10. Nbc3 Qe7 11. a4 Rd8 12. Qc1 Nf8 13. Nd5 Nxd5 14. exd5 e4 15. Bxg7 Kxg7 16. c4 f5 17. a5 Nd7 18. Nf4 Ne5 19. Qc3 Qf6 20. Rac1 Bd7 21. Rfd1 Ng4 22. Qe1 Re8 23. h3 Ne5 24. b4 Nf3+ 25. Bxf3 exf3 26. Qd2 Re2 27. Nxe2 fxe2 28. Re1 cxb4 29. Qxb4 Re8 30. c5 f4 31. Qxf4 Qxf4 32. gxf4 Bxh3 33. a6 bxa6 34. d6 g5 35. c6 gxf4 36. d7 Re6 37. d8=Q Rg6+ 38. Kh2 Bf1 39. Qe7+ Kh6 40. Qh4+ Kg7 41. Rxf1 1-0
2023.07.11 Titled Tue 11th Jul Early
893945 Katz, Alexander (2426) Zacurdajev, D (2273) 1-0
1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 dxe4 5. Nxe4 Nf6 6. Nxf6+ exf6 7. c3 Bd6 8. Bd3 O-O 9. O-O Nd7 10. h3 Bh5 11. Re1 Re8 12. Be3 Nf8 13. c4 Bc7 14. c5 Ne6 15. Bc4 Bxf3 16. Qxf3 Nxd4 17. Qg4 Ne6 18. Rad1 Qe7 19. b4 Rad8 20. Bd4 a5 21. a3 axb4 22. axb4 Bb8 23. g3 Kh8 24. Bc3 Rxd1 25. Rxd1 Ng5 26. Rd7 Qe4 27. Qxe4 Nxe4 28. Bb2 Be5 29. Bxe5 fxe5 30. Bxf7 Rb8 31. Bc4 Nd2 32. Rxd2 1-0
2023.07.11 Titled Tue 11th Jul Early
894180 Katz, Alexander (2426) Makarian, Rudik (2541) 0-1
1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. O-O Ne7 6. d3 Ng6 7. Re1 Be7 8. b3 e5 9. Bb2 d6 10. c3 O-O 11. d4 f5 12. exf5 Bxf5 13. dxe5 Bg4 14. exd6 Bxd6 15. Nbd2 Nh4 16. Re4 Bxf3 17. Nxf3 Nxf3+ 18. gxf3 Qf6 19. Qe2 Qh6 20. h4 Bf4 21. Kg2 Qxh4 22. Rh1 Qg5+ 23. Kf1 Rad8 24. Rg1 Qf5 25. c4 g6 26. Re7 Rf7 27. Re8+ Rxe8 28. Qxe8+ Rf8 29. Qe2 Kf7 30. Rg4 Re8 31. Qd1 g5 32. Kg2 h5 33. Rxf4 gxf4 34. Qd6 Qg6+ 35. Qxg6+ Kxg6 36. Bc1 Kf5 37. Ba3 Re2 38. Bxc5 Rxa2 39. b4 a6 0-1
2023.07.11 Titled Tue 11th Jul Early
894404 Yeritsyan, Hayk (2181) Katz, Alexander (2426) 0-1
1. d4 Nf6 2. Nf3 d6 3. Bf4 g6 4. h3 Bg7 5. e3 O-O 6. c3 b6 7. Be2 Bb7 8. O-O Nbd7 9. Bh2 c5 10. Nbd2 Re8 11. Rc1 Rc8 12. Re1 Ne4 13. Nxe4 Bxe4 14. b4 cxb4 15. cxb4 Rxc1 16. Qxc1 Qa8 17. Qb2 e5 18. dxe5 Nxe5 19. Bxe5 dxe5 20. Rd1 Bxf3 21. gxf3 e4 22. Qb3 exf3 23. Bc4 Qb7 24. Bd5 Qd7 25. Bxf3 Qxh3 26. Bg2 Qf5 27. Qa4 Rc8 28. Qxa7 Rc2 29. Qa8+ Bf8 30. Qf3 Qxf3 31. Bxf3 Rxa2 32. Rd7 Bxb4 33. Bd5 Rd2 34. Bxf7+ Kf8 35. Rb7 Bc5 36. Bc4 h5 37. Rf7+ Ke8 38. Rb7 Rd6 39. Kg2 Rf6 40. Bd5 Kd8 41. Rg7 Be7 42. Bf7 b5 43. Bxg6 b4 44. Bxh5 b3 45. Rg8+ Bf8 46. Rg4 b2 47. Bg6 Rxg6 48. Rxg6 b1=Q 49. Rg3 Qe4+ 50. Rf3 Bd6 0-1
2023.07.11 Titled Tue 11th Jul Early
894619 Villa Tornero, Alex (2103) Katz, Alexander (2426) 1-0
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. f3 O-O 9. Be2 Nxd4 10. Bxd4 Be6 11. O-O a5 12. Rc1 a4 13. Qd2 Qa5 14. Rfd1 Rfc8 15. b3 axb3 16. axb3 Qb4 17. Qb2 Bxc4 18. Na2 Qa3 19. Qxa3 Rxa3 20. Bxc4 d5 21. Bxd5 Rxc1 22. Nxc1 b5 23. Bc6 b4 24. Bc5 Ra1 25. Rd8+ Bf8 26. Be3 Kg7 27. Kf2 e6 28. Nd3 Ra2+ 29. Kg3 Nh5+ 30. Kh3 Be7 31. Rd7 Bf6 32. e5 Bxe5 33. Nxe5 Re2 34. Rxf7+ Kg8 35. Bd4 g5 36. g3 Rd2 37. Be3 Re2 38. Ng4 Kxf7 39. Bxg5 Ng7 40. Be4 Nf5 41. Ne5+ Kg7 42. g4 Nd4 43. Nd3 Nxb3 44. Nxb4 Nd2 45. Bxd2 Rxd2 46. Nd3 h6 47. Kg3 Kf6 48. Nf4 e5 49. Nd5+ Ke6 50. Ne3 Kf6 51. h4 Rd8 52. Nd5+ Kg7 53. g5 hxg5 54. hxg5 Rf8 55. Kg4 Rf7 56. Bf5 Ra7 57. g6 Ra4+ 58. Be4 Ra1 59. Ne3 Rg1+ 60. Kf5 Rxg6 61. Kxe5 Ra6 62. f4 Kf7 63. Nd5 Ra5 64. f5 Ra1 65. Nf4 Ra5+ 66. Bd5+ Kf8 67. f6 Ra7 68. Ng6+ Ke8 69. Bc6+ Kf7 70. Nf4 Kf8 71. Bd5 Ke8 72. Kf5 Rc7 73. Kg6 Ra7 74. Ne6 Rd7 75. Ng7+ Kf8 76. Ne6+ Ke8 77. Be4 Ra7 78. Bc6+ Rd7 79. Bxd7+ Kxd7 80. Kf7 1-0
2023.07.11 Titled Tue 11th Jul Early
894762 Katz, Alexander (2426) Dubnevych, Maksym (2251) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 O-O 7. O-O Re8 8. b3 Bg4 9. Bb2 Nd7 10. h3 Bh5 11. Nc4 f6 12. g4 Bf7 13. Ne3 Nf8 14. Nf5 Ne6 15. c3 Nf4 16. d4 exd4 17. cxd4 Bf8 18. Qd2 Rxe4 19. Ng3 Qd5 20. Nxe4 Qxe4 21. Qe3 Nxh3+ 22. Kh2 Qxg4 23. Ne5 fxe5 24. Qxh3 Qe2 25. Bc3 exd4 26. Bxd4 Bd6+ 27. Kg1 Qe4 28. Rad1 Bd5 29. f3 Qc2 30. Qg2 Qxg2+ 31. Kxg2 Rf8 32. Rde1 Rf5 33. Be3 Rf6 34. Rd1 h5 35. Bd4 Rg6+ 36. Kf2 Bg3+ 37. Ke2 Re6+ 38. Kd3 h4 39. Rd2 b6 40. b4 b5 41. Rg1 Bxf3 42. Kc3 Bd5 43. Bxa7 Rf6 44. Bd4 Rf3+ 45. Rd3 Rxd3+ 46. Kxd3 Bxa2 47. Ke3 Bd5 48. Bc3 Kf7 49. Be1 Bd6 50. Bxh4 Bxb4 51. Rf1+ Ke6 52. Bg3 Bc5+ 53. Kd2 Bd6 54. Re1+ Kd7 55. Bh4 c5 56. Rg1 Be5 57. Ke3 Bd4+ 58. Kf4 Bxg1 0-1
2023.07.04 Titled Tue 4th Jul Late
904860 Gabdushev, R (2256) Katz, Alexander (2426) 0-1
1. c4 e5 2. Nc3 Nf6 3. e4 Bc5 4. g3 Nc6 5. Bg2 d6 6. h3 O-O 7. Nge2 Be6 8. d3 Nd4 9. O-O c6 10. Kh2 d5 11. b3 dxc4 12. dxc4 Qa5 13. Bb2 Rad8 14. Qc1 b5 15. cxb5 cxb5 16. Ng1 Bb4 17. Nce2 Rc8 18. Qg5 Nxe2 19. Nxe2 Nd7 20. Ng1 Rc2 21. Bc1 f6 22. Qe3 Bc5 23. Qd3 Rxa2 24. Rxa2 Qxa2 25. Qxb5 Qxb3 26. Qc6 Qb6 27. Qa4 Bd4 28. Ba3 Rc8 29. f4 Rc4 30. Qd1 h6 31. Ne2 Nc5 32. fxe5 Bxe5 33. Nf4 Bf7 34. Nd5 Qa5 35. Bxc5 Qxc5 36. Qf3 Rc2 37. Rb1 Kh7 38. Qf5+ Bg6 0-1
2023.07.04 Titled Tue 4th Jul Late
904939 Katz, Alexander (2426) Garcia Alvarez, Diego (2190) 1-0
1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. a4 d6 5. Bc4 Nf6 6. O-O Be7 7. d3 O-O 8. h3 b6 9. Bf4 Bb7 10. Bh2 Nc6 11. Re1 Re8 12. d4 cxd4 13. Nxd4 Rc8 14. Nxc6 Rxc6 15. Qd3 Qa8 16. Rad1 Rec8 17. Bb3 Rxc3 18. bxc3 Nxe4 19. Qe3 Nxc3 20. Rd3 Nd5 21. Qd2 b5 22. Bxd5 Bxd5 23. Rxd5 bxa4 24. Ra5 1-0
2023.07.04 Titled Tue 4th Jul Late
905279 Kollars, Dmitrij (2618) Katz, Alexander (2426) 1-0
1. d4 Nf6 2. Nf3 d5 3. c3 c6 4. Bf4 Bf5 5. Nh4 Bg6 6. Qb3 Qb6 7. Nxg6 hxg6 8. Nd2 Nbd7 9. e3 e6 10. c4 Qxb3 11. axb3 Bb4 12. Bd3 O-O 13. Ke2 a5 14. h4 Rfe8 15. Nf3 dxc4 16. bxc4 c5 17. Bc2 cxd4 18. exd4 Rac8 19. Bb3 e5 20. dxe5 Ng4 21. Ba4 Re7 22. Bxd7 Rxd7 23. b3 Bc3 24. Rad1 Re7 25. Rd5 a4 26. Rc1 Bb2 27. Rc2 a3 28. Ra5 f6 29. Bc1 Nxe5 30. Nxe5 Bxe5 31. Bxa3 Bd6+ 32. Kf3 Bxa3 33. Rxa3 Rd8 34. Rc3 Rd4 35. g3 Rd2 36. Re3 Red7 37. Ra5 Rb2 38. Kg2 Rdd2 39. Rf3 Rd7 40. Rb5 Kh7 41. c5 Kh6 42. b4 Rd4 43. Rf4 Rd7 44. Rb6 g5 45. hxg5+ Kxg5 46. Kh2 Rdd2 47. Kg2 Rd7 48. Kh3 Kg6 49. Kg4 Rb3 50. Re4 Rd5 51. f4 Rdd3 52. f5+ Kh6 53. Ree6 Rxg3+ 54. Kf4 Rgf3+ 55. Ke4 Rbe3+ 56. Kd4 Rd3+ 57. Kc4 Rc3+ 58. Kb5 Rxf5 59. Rxb7 Rb3 60. Kc6 Rf4 61. b5 g5 62. b6 g4 63. Rb8 g3 64. Rg8 Rf5 65. b7 Rg5 66. Rxg5 Kxg5 67. Re8 f5 68. b8=Q Rxb8 69. Rxb8 f4 70. Kd5 f3 71. c6 f2 72. Rg8+ Kf4 73. Rf8+ Ke3 74. c7 g2 75. c8=Q f1=Q 76. Qc5+ Kd2 77. Qd4+ Ke2 78. Re8+ Kf3 79. Qe3+ Kg4 80. Rg8+ Kh4 81. Qg3+ Kh5 82. Qg5# 1-0
2023.07.04 Titled Tue 4th Jul Late
905410 Katz, Alexander (2426) Zeltsan, Joseph (2427) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 Nbd7 10. O-O-O O-O 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. f4 a5 15. f5 a4 16. fxe6 axb3 17. cxb3 fxe6 18. Kb1 Rxa2 19. Kxa2 Qa8+ 20. Kb1 Qxe4+ 21. Qc2 Qxh1 22. Bh3 Qf3 23. Bxe6+ Kh8 24. Bg1 Nc5 25. Bxc5 dxc5 26. Ng3 Nd6 27. Rf1 Qe3 28. Rxf8+ Bxf8 29. Nf5 Qxg5 30. Nxd6 Bxd6 31. Qd3 Qe7 32. Qd5 g6 33. h4 Kg7 34. h5 gxh5 35. Qg2+ Kh6 36. Bd5 Qg5 37. Qf1 Qf4 38. Qa6 Qf6 39. Qd3 Qg6 40. Be4 Qg1+ 41. Ka2 Qd4 42. Qf3 Be7 43. Qf5 Qd6 44. Qxh7+ Kg5 45. Qf5+ Kh6 46. Qh7+ Kg5 47. Qf5+ Kh4 48. Qf2+ Kg4 49. Qf5+ Kg3 50. Qf3+ Kh4 51. Qf2+ Kg5 52. Qf5+ 1/2-1/2
2023.07.04 Titled Tue 4th Jul Late
905591 Katz, Alexander (2426) Prem, Pranav (2050) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Qd2 Be7 10. Nd5 Bxd5 11. exd5 Nbd7 12. c4 g6 13. Be2 O-O 14. O-O-O b5 15. Kb1 bxc4 16. Bxc4 a5 17. a4 Nb6 18. Bb5 Nbxd5 19. Bh6 Nb4 20. Rhe1 Qb6 21. Bxf8 Bxf8 22. Qg5 Bg7 23. Nd2 Nc6 24. Nc4 Qc5 25. Rxd6 Qb4 26. Rc1 Nd4 27. Rxf6 Bxf6 28. Qxf6 Nxb5 29. axb5 Qxb5 30. Nxe5 Qd5 31. Qc6 Qd8 32. Qc4 Qf6 33. Qd5 Rd8 34. Qxa5 Qf5+ 35. Ka1 Re8 36. Nc6 Qd7 37. Qa7 Qd3 38. Qa3 Qd7 39. Nb4 Qb5 40. Na6 Ra8 41. Kb1 Qxa6 42. Qxa6 Rxa6 43. Rc4 Rb6 44. Kc2 Re6 45. b4 Re2+ 46. Kb3 Re1 47. Rc2 Kg7 48. b5 Re5 49. Kb4 Re1 50. Rb2 Re7 51. b6 Kf6 52. Kc5 Rb7 53. Kc6 Rb8 54. Kc7 1-0
2023.07.04 Titled Tue 4th Jul Late
905635 Xiong, Jeffery (2693) Katz, Alexander (2426) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 O-O 6. Qd2 c6 7. Bh6 b5 8. Bd3 e5 9. Bxg7 Kxg7 10. dxe5 dxe5 11. Nxe5 Re8 12. f4 b4 13. Ne2 Qd4 14. Nxd4 1-0
2023.07.04 Titled Tue 4th Jul Late
905858 Katz, Alexander (2426) Rodriguez, Sa (2252) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nge7 9. Bg5 h6 10. Be3 Nxd5 11. exd5 Ne7 12. c4 Nf5 13. cxb5 Nxe3 14. fxe3 Qh4+ 15. g3 Qe4 16. Qc2 Qxe3+ 17. Be2 Bd7 18. bxa6 Be7 19. Nc4 Qc5 20. O-O-O O-O 21. Kb1 Rfc8 22. Rhf1 Rxa6 23. Bd3 Rca8 24. b3 Bb5 25. a4 Bxa4 26. bxa4 Rxa4 27. Kc1 Bg5+ 28. Rf4 exf4 29. h4 Bf6 30. gxf4 Ra1+ 31. Kd2 R1a2 0-1
2023.07.04 Titled Tue 4th Jul Late
905990 Gardezi, Arsal (2099) Katz, Alexander (2426) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 d6 9. c3 Na5 10. Bc2 c5 11. d4 Nc6 12. Nbd2 Re8 13. Nf1 cxd4 14. cxd4 exd4 15. Nxd4 Nxd4 16. Qxd4 Bb7 17. Bf4 Rc8 18. Bb3 Bf8 19. Ng3 g6 20. Rad1 Bg7 21. Qxd6 Qxd6 22. Rxd6 Rc6 23. Rxc6 Bxc6 24. e5 Nd5 25. Bxd5 Bxd5 26. Rd1 Bxa2 27. Ra1 Bc4 28. Rxa6 Bxe5 29. Bxe5 Rxe5 30. Rb6 Re1+ 31. Kh2 Rb1 32. Ne4 Rxb2 33. Nd6 Rxf2 34. Kg3 Rc2 35. Rb8+ Kg7 36. Rb7 Bd5 37. Rxb5 Rxg2+ 38. Kh4 g5+ 39. Kh5 Bf3# 0-1
2023.07.04 Titled Tue 4th Jul Late
906134 Ljubarov, M (2305) Katz, Alexander (2426) 0-1
1. d4 d6 2. c4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nc3 c6 6. e4 Be6 7. a3 a5 8. Nf3 Nd7 9. Ng5 Bc5 10. Nxe6+ fxe6 11. Bd3 Kc7 12. Ke2 Bd4 13. Be3 Nc5 14. Bc2 Nf6 15. f3 Rhd8 16. Rad1 Rd7 17. Rd2 Nh5 18. Rhd1 Nf4+ 19. Bxf4 exf4 20. Rxd4 Rxd4 21. Rxd4 e5 22. Rd1 Ne6 23. Rd2 Nd4+ 24. Kf2 g5 25. Ne2 Ne6 26. g3 h5 27. gxf4 gxf4 28. Rd1 h4 29. Rg1 Rd8 30. Ke1 Kb6 31. Rg6 Nc5 32. b4 axb4 33. axb4 Na6 34. b5 Nb4 35. Bb1 Ra8 36. Nc3 Kc5 37. bxc6 bxc6 38. Kd2 Rd8+ 0-1
2023.07.04 Titled Tue 4th Jul Late
906222 Katz, Alexander (2426) Taboas Rodriguez, D (2374) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. Bb3 a6 7. Nbd2 Ba7 8. Nf1 Be6 9. Ng3 h6 10. O-O Qd7 11. d4 Bg4 12. Be3 Bxf3 13. Qxf3 exd4 14. cxd4 Nxd4 15. Bxd4 Bxd4 16. Nf5 Bxb2 17. Rab1 Be5 18. Nxg7+ Kd8 19. Nf5 Kc8 20. Qd3 Nh5 21. g3 Rg8 22. Kh1 Bg7 23. Bd5 Ra7 24. Rxb7 Rxb7 25. Qxa6 Qb5 26. Bxb7+ Qxb7 27. Ne7+ Kb8 28. Qxb7+ Kxb7 29. Rb1+ Ka6 30. Nxg8 c5 31. Ne7 c4 32. Nd5 Nf6 33. Nxf6 Bxf6 34. Kg2 c3 35. Kf1 Ka5 36. Ke2 Ka4 37. Rb3 Bd4 38. f4 Bg1 39. Rxc3 Bxh2 40. Kf2 Kb4 41. Rf3 1-0
2023.07.04 Titled Tue 4th Jul Late
906404 Raja, Rithvik R (2469) Katz, Alexander (2426) 1-0
1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O dxc4 6. d4 cxd3 7. exd3 O-O 8. d4 Nd5 9. Nc3 b6 10. Nxd5 exd5 11. Bf4 Bb7 12. Rc1 c5 13. Ne5 Nc6 14. dxc5 Nxe5 15. Bxe5 Bxc5 16. b4 Bd6 17. Bxd5 Bxe5 18. Bxb7 Rb8 19. Bd5 Qf6 20. Qb3 Rbd8 21. Rcd1 g6 22. Rd3 Rd7 23. Rfd1 Kg7 24. Kg2 Qd8 25. Bxf7 Rxd3 26. Rxd3 Qe7 27. Bd5 h5 28. Bc6 Qf6 29. Bf3 Kh6 30. a3 g5 31. Qc2 g4 32. Be4 Kg7 33. Rd5 Rf7 34. Qe2 Re7 35. Qd3 Rf7 36. f4 gxf3+ 37. Bxf3 Re7 38. Bxh5 Bb8 39. Bf3 Qb2+ 40. Kh3 Qf6 41. Rd7 Qh6+ 42. Kg2 Qe6 43. Rxe7+ Qxe7 44. Qd4+ Be5 45. Qg4+ Kf8 46. Qf5+ Kg7 47. Be4 Qf6 48. Qxf6+ Kxf6 49. Kf3 b5 50. Bc6 Bb2 51. a4 bxa4 52. Bxa4 Bc3 53. b5 Bd4 54. h4 Bb6 55. Bc2 Ke5 56. g4 Kf6 57. g5+ Ke5 58. Kg4 Ke6 59. h5 Kf7 60. h6 Bd4 61. g6+ Kg8 62. Bb3+ Kf8 63. g7+ Bxg7 64. hxg7+ Kxg7 65. Kf5 Kf8 66. Ke6 Ke8 67. Kd6 Kd8 68. Kc6 Kc8 69. Bd5 Kb8 70. Kd7 a5 71. bxa6 Ka7 72. Bc4 Kb6 73. Kd6 Ka7 74. Kc6 Kb8 75. Kb6 Ka8 76. Bd5+ Kb8 77. a7+ Kc8 78. a8=Q+ Kd7 79. Qc6+ 1-0
2023.06.20 Titled Tue 20th Jun Late
918521 Katz, Alexander (2460) Mikhalsky, Vladimir (2219) 1-0
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Na6 7. O-O c5 8. d5 b5 9. Bxb5 Qb6 10. Bc4 Rb8 11. e5 dxe5 12. fxe5 Ng4 13. Qe2 h5 14. b3 Nc7 15. Bf4 Ba6 16. h3 Nh6 17. Bxa6 Qxa6 18. Qxa6 Nxa6 19. Ne4 c4 20. bxc4 Rfc8 21. Nfd2 Rb2 22. Rfc1 Nb4 23. Rab1 Nxa2 24. Rxb2 Nxc1 25. Kf1 Nf5 26. c5 Nd4 27. c6 e6 28. Nd6 Rc7 29. Ne8 Rc8 30. c7 exd5 31. Rb8 1-0
2023.06.20 Titled Tue 20th Jun Late
918773 Taranenko, Evgueniy (2201) Katz, Alexander (2460) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 c5 7. h4 h6 8. h5 Bh7 9. Be3 Nc6 10. f4 Qb6 11. Na4 Qa5+ 12. c3 Be4 13. Rg1 cxd4 14. Nxd4 Be7 15. b4 Qc7 16. Bd3 Bh4+ 17. Ke2 Bxd3+ 18. Qxd3 a6 19. Nb6 Qxb6 20. Nxe6 d4 21. Nxd4 Nxd4+ 22. Bxd4 Qc6 23. e6 Qxe6+ 24. Kd2 O-O-O 25. Kc2 Bf6 26. Rge1 Qxg4 27. Qc4+ Kb8 28. Bb6 Qf5+ 29. Kb3 Rc8 30. Bc5 Ne7 31. Qxf7 Qd5+ 32. Qxd5 Nxd5 33. Rad1 Nxc3 34. Rd7 Rhd8 35. Rf7 Rd3 36. Kc2 Rf3 37. Kd2 Nd5 38. Re4 Rd8 39. Ke1 Rxf4 40. Re6 Bc3+ 41. Ke2 Rxf7 42. Bb6 Nf4+ 0-1
2023.06.20 Titled Tue 20th Jun Late
918964 Katz, Alexander (2460) Tari, A (2646) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 d5 5. d4 exd4 6. Qxd4 dxe4 7. Qxe4 Bf5 8. Qe2 Qd6 9. Nd4 Bd7 10. Bxc6 Bxc6 11. Nxc6 Qxc6 12. O-O O-O-O 13. Nd2 Ng6 14. Nf3 Bc5 15. b4 Rhe8 16. Qc2 Bd6 17. Be3 Kb8 18. Rab1 Bf4 19. Nd4 Qc4 20. Bxf4 Nxf4 21. Qxh7 Qd5 22. Nf3 Rh8 23. Qc2 Qh5 24. Rbd1 Qg4 25. Rxd8+ Rxd8 26. Ne1 Ne2+ 27. Kh1 Rh8 28. Qd3 Nf4 29. Qg3 Qe2 30. Rg1 Qe4 31. Nf3 Ne2 32. Qxg7 Rd8 33. Re1 Qd3 34. Qf6 Nxc3 35. Ne5 Qd2 36. Rg1 Ne4 37. Qe7 Nxf2# 0-1
2023.06.20 Titled Tue 20th Jun Late
919185 Rangel, D (2199) Katz, Alexander (2460) 1/2-1/2
1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e3 d6 6. Nge2 Be6 7. Nd5 Nge7 8. Rb1 a5 9. a3 O-O 10. h4 h5 11. Nec3 Qd7 12. d3 f5 13. O-O Rf7 14. b4 axb4 15. axb4 Raf8 16. b5 Nd8 17. b6 c6 18. Nc7 f4 19. Nxe6 Nxe6 20. Ne4 d5 21. cxd5 cxd5 22. Nc3 fxg3 23. fxg3 Rxf1+ 24. Bxf1 d4 25. Ne4 Nf5 26. Bh3 dxe3 27. Qb3 Kh8 28. Bxe3 Nxe3 29. Bxe6 Qd4 30. Qc3 Qxc3 31. Nxc3 e4 32. Nxe4 Bd4 33. Kh2 Kg7 34. Rc1 Bxb6 35. Rb1 Bd4 36. Rxb7+ Kh6 37. Ng5 Rf2+ 38. Kh3 Bg7 39. Nf7+ Kh7 40. Ng5+ Kh6 41. Bg8 Ng4 42. Nf7+ Rxf7 43. Rxf7 Ne5 44. Rb7 Nxd3 45. Bd5 Nf2+ 46. Kg2 Ng4 47. Be4 Bf6 48. Rb6 Kg7 49. Rb7+ Kh6 50. Rf7 Be5 51. Bf3 Ne3+ 52. Kh3 Nf5 53. Ra7 Nxg3 54. Ra6 Kg7 55. Ra7+ Kf6 56. Ra6+ Kg7 57. Ra7+ Kf6 58. Ra6+ Kg7 1/2-1/2
2023.06.20 Titled Tue 20th Jun Late
919265 Wang, Isaac (2127) Katz, Alexander (2460) 0-1
1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 c5 6. d5 a6 7. Nf3 e6 8. O-O exd5 9. exd5 O-O 10. Bd3 Re8 11. Bg5 Bg4 12. h3 Bxf3 13. Qxf3 Nbd7 14. Rfe1 Ne5 15. Qd1 h6 16. Bh4 Qb6 17. b3 Nh5 18. Qc2 Qa5 19. Bf1 Nf3+ 20. gxf3 Bxc3 21. Rxe8+ Rxe8 22. Rd1 Bd4 23. Kh2 Re1 24. Rxe1 Qxe1 25. Qe2 Be5+ 26. Kh1 Qxe2 27. Bxe2 g5 28. Bd3 gxh4 29. Bf5 b5 30. Bc8 bxc4 31. bxc4 a5 32. Bf5 Nf4 33. Kg1 Kg7 34. Kf1 Kf6 0-1
2023.06.20 Titled Tue 20th Jun Late
919523 Katz, Alexander (2460) Sjugirov, S (2699) 1-0
1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 e6 5. Be2 Be7 6. O-O O-O 7. h3 a6 8. Be3 b5 9. a3 Bb7 10. Nd2 Re8 11. f4 Bf8 12. Bd3 Ne7 13. Qe2 Rc8 14. Qf2 Ng6 15. e5 Nd5 16. Nxd5 Bxd5 17. b3 c5 18. dxc5 dxc5 19. Rad1 Qc7 20. c4 bxc4 21. bxc4 Bc6 22. Ne4 Red8 23. Ng5 Be7 24. Bxg6 hxg6 25. Bxc5 Rxd1 26. Rxd1 Bxg5 27. Bd6 Qd8 28. fxg5 Qxg5 29. Rd4 Bb7 30. Kh2 Bc6 31. Rg4 Qd8 32. Rf4 Be8 33. c5 a5 34. Rd4 Qg5 35. h4 Qf5 36. Rf4 Qd3 37. Rf3 Qc4 38. Rh3 Qg4 39. Qe1 a4 40. Qe3 Bc6 41. Qf2 Ra8 42. h5 gxh5 43. Rh4 Qg6 44. Rh3 Ra7 45. Rg3 Qe4 46. Qf6 Qh7 47. Qd8+ 1-0
2023.06.20 Titled Tue 20th Jun Late
919638 Cardoso Cardoso, Jose Gabriel (2480) Katz, Alexander (2460) 1-0
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 b5 6. f3 e5 7. Nge2 b4 8. Nd1 exd4 9. Nxd4 c5 10. Ne2 Bg7 11. a3 bxa3 12. Rxa3 O-O 13. Nec3 Nc6 14. Bc4 Ne5 15. Be2 Be6 16. b3 Re8 17. O-O d5 18. exd5 Nxd5 19. Nxd5 Bxd5 20. Bxc5 Rc8 21. Bf2 Qd6 22. Rxa7 Qc6 23. c4 Be6 24. Nc3 Rcd8 25. Qf4 Nd3 26. Bxd3 Rxd3 27. Ne4 Rxb3 28. Nf6+ Bxf6 29. Qxf6 Bd5 30. Qxc6 Bxc6 31. Rc7 Re6 32. Re1 Rxe1+ 33. Bxe1 Be8 34. Rc8 Kf8 35. Bh4 f5 36. Rc7 h6 37. Be7+ Kf7 38. Bg5+ Ke6 39. Bxh6 Rb1+ 40. Kf2 Rb2+ 41. Kg3 Ba4 42. Bg5 Rc2 43. Re7+ Kd6 44. Rg7 Rxc4 45. Rxg6+ Kd5 46. Bf4 Bc2 47. h4 Rc8 48. h5 Rh8 49. h6 Rh7 50. Kh4 Ba4 51. Kg5 Be8 52. Rg7 Rxg7+ 53. hxg7 Bf7 54. Kf6 1-0
2023.06.20 Titled Tue 20th Jun Late
919824 Katz, Alexander (2460) Haszon, D (2264) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bc5 7. Nd6+ Ke7 8. Nxc8+ Rxc8 9. Be2 Re8 10. O-O Kf8 11. Bf4 a6 12. Bd6+ Bxd6 13. Qxd6+ Qe7 14. Rad1 b5 15. a3 Qxd6 16. Rxd6 Red8 17. Rfd1 Ke7 18. f4 Ne8 19. R6d2 d6 20. a4 b4 21. Na2 a5 22. Nc1 Rc7 23. Nb3 Ra8 24. Bb5 Raa7 25. g4 Rc8 26. h4 Rac7 27. Ba6 Ra8 28. Bb5 Raa7 29. Kf2 Nf6 30. Kf3 Ne8 31. g5 Rc8 32. h5 Rcc7 33. Rd3 Rc8 34. c3 Rcc7 35. Bxc6 Rxc6 36. Nd4 Rb6 37. Nb5 Ra8 38. c4 Rc8 39. b3 Rc5 40. e5 dxe5 41. Rd7+ Kf8 42. fxe5 Rxe5 43. Kf4 Rf5+ 44. Kg4 h6 45. gxh6 gxh6 46. Nd4 Nf6+ 47. Kg3 Rg5+ 48. Kf4 Nxd7 49. Nf3 Rf5+ 50. Ke4 Nf6+ 51. Ke3 Rxh5 52. Rd7 Rf5 53. Ra7 h5 54. Nd4 Re5+ 55. Kf3 h4 56. Kg2 Rd6 57. Nf3 Re4 58. c5 Rd3 59. c6 Rc3 60. c7 Kg7 61. Nd2 Rg4+ 62. Kh2 Nd5 63. Nc4 Rgxc4 64. bxc4 Rxc4 65. Rxa5 Rxc7 66. Rb5 Ra7 67. a5 Kf6 68. Kh3 Ke5 69. Kxh4 Kd4 70. Kg5 Kc3 71. Rb8 b3 72. Rc8+ Nc7 73. a6 b2 74. Rb8 Rxa6 75. Rb7 Ra5+ 76. Kf6 Nb5 77. Kxf7 b1=Q 0-1
2023.06.20 Titled Tue 20th Jun Late
919922 Gutierrez Olivares, D (2354) Katz, Alexander (2460) 1-0
1. Nf3 d5 2. c4 dxc4 3. Qa4+ Nc6 4. Qxc4 e5 5. g3 Be6 6. Qa4 Bd6 7. Bg2 Nf6 8. O-O O-O 9. Nc3 a6 10. a3 b5 11. Qc2 Rc8 12. e3 b4 13. Ne4 Nxe4 14. Qxc6 Nc5 15. axb4 Nd3 16. Qxa6 Nxb4 17. Qe2 e4 18. Nd4 Bd5 19. f3 c5 20. Nf5 exf3 21. Bxf3 Bxf3 22. Qxf3 Be5 23. Ra7 Rc7 24. Rxc7 Qxc7 25. d4 Bf6 26. Nh6+ Kh8 27. Ng4 Be7 28. d5 f5 29. Nf2 Qe5 30. e4 fxe4 31. Qxe4 Qxe4 32. Nxe4 Rxf1+ 33. Kxf1 Nxd5 34. Ke2 c4 35. Kd2 Bb4+ 36. Kc2 Kg8 37. Bd2 Be7 38. Bg5 Bxg5 39. Nxg5 Ne3+ 40. Kc3 h6 41. Nf3 g5 42. Ne5 Nf1 43. Kxc4 Nxh2 44. b4 Nf1 45. b5 Nxg3 46. b6 Ne4 47. Kd5 Nf6+ 48. Kc6 h5 49. b7 g4 50. b8=Q+ Kg7 51. Qc7+ Kh6 52. Qf7 Kg5 53. Qg6+ Kf4 54. Qxf6+ Ke4 55. Ng6 g3 56. Qf4+ 1-0
2023.06.17 National Open 2023
922661 Ezra, Paul Chambers (2321) Katz, Alexander (2460) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. Nc3 d6 8. Nd5 h6 9. c3 Rb8 10. h3 O-O 11. Nxf6+ Qxf6 12. g4 Be6 13. g5 hxg5 14. Bxg5 Qg6 15. Rg1 Bxb3 16. axb3 Qe6 17. Nh4 b4 18. Qh5 bxc3 19. bxc3 g6 20. Qh6 f5 21. Be3 Kf7 22. Rxg6 Qxb3 23. Rf6+ Ke7 24. Nxf5+ Kd7 25. Qg7+ Ne7 26. Qxe7+ Kc6 27. Rxa6+ Kb5 28. Rxf8 Qxc3+ 29. Bd2 Qxd3 30. Ra5+ Kc6 31. Rxc5+ 1-0
2023.06.17 National Open 2023
922691 Katz, Alexander (2460) Wang, Isaac (2127) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Qd2 Nbd7 10. Nd5 Bxd5 11. exd5 g6 12. O-O-O Nb6 13. Kb1 Nbxd5 14. Bg5 Be7 15. c4 Nb6 16. Bh6 Rc8 17. Bg7 Rg8 18. Bxf6 Bxf6 19. Qxd6 Nxc4 20. Bxc4 Rxc4 21. Na5 Qxd6 22. Rxd6 Rf4 23. Nxb7 Kf8 24. Rxa6 e4 25. Ra4 Kg7 26. Nc5 Rb8 27. b3 Rf5 28. Nxe4 Rd5 29. Nxf6 Kxf6 30. Rc1 Rd2 31. Rc2 Rd1+ 32. Kb2 Rh1 33. h3 Rd8 34. Rac4 Rdd1 35. Rc1 Rdg1 36. Rxg1 Rxg1 37. Rc2 1-0
2023.06.16 National Open 2023
922619 Liu, Eric (2230) Katz, Alexander (2460) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Nbd2 d6 7. Bb3 Ba7 8. O-O O-O 9. h3 Be6 10. Bc2 Ne7 11. Re1 Ng6 12. Nf1 Nh5 13. d4 Qe7 14. Be3 Nhf4 15. Ng3 Qf6 16. Nf5 h6 17. Kh2 Ne7 18. Bxf4 exf4 19. e5 dxe5 20. dxe5 Qxf5 21. Bxf5 Nxf5 22. Qc2 g5 23. Rad1 c6 24. Rd2 Kg7 25. b3 Rae8 26. Qe4 Re7 27. g4 fxg3+ 28. fxg3 f6 29. g4 Bd5 30. Qd3 fxe5 31. gxf5 Bb8 32. Kg1 Ba7+ 33. Nd4 c5 34. c4 e4 35. cxd5 exd3 36. Rxe7+ Kf6 37. Rxb7 c4 38. Rxa7 1-0
2023.06.16 National Open 2023
922643 Katz, Alexander (2460) Lee, Megan (2261) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 a5 7. Nbd2 Be6 8. Ba4 O-O 9. O-O Rb8 10. h3 b5 11. Bc2 h6 12. Re1 Re8 13. Nf1 d5 14. d4 dxe4 15. Nxe5 Nxe5 16. dxe5 Nd7 17. Bf4 b4 18. Bxe4 bxc3 19. bxc3 Ba3 20. Qf3 Nc5 21. Rad1 Qc8 22. Bb1 Bf5 23. Bxf5 Qxf5 24. Ne3 Qg6 25. Nc4 Bb2 26. Nxa5 Na4 27. Re3 Rbd8 28. Rxd8 Rxd8 29. Nc6 Qb1+ 30. Kh2 Rd1 31. Ne7+ Kf8 32. e6 Rh1+ 33. Kg3 f6 34. Bd6 Nb6 35. Nf5+ 1-0
2023.06.15 National Open 2023
922570 Liu, Patrick (2191) Katz, Alexander (2460) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 a5 6. Bg2 dxc4 7. Qc2 Bxd2+ 8. Qxd2 c6 9. a4 Ne4 10. Qf4 Qb6 11. O-O Qxb2 12. Nbd2 Nc3 13. Qe3 O-O 14. Nxc4 Qb4 15. Qd3 Nd5 16. e4 Nb6 17. Nfe5 Nxc4 18. Nxc4 Qe7 19. Qc3 Qc7 20. e5 Rd8 21. Rfc1 Nd7 22. Rab1 Ra6 23. Nd6 Nb6 24. Be4 1/2-1/2
2023.06.15 National Open 2023
922602 Katz, Alexander (2460) Wu, Jayden (1923) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Nbd7 9. Qd2 h5 10. Nd5 Bxd5 11. exd5 g6 12. O-O-O b6 13. Be2 Bg7 14. Kb1 Qc7 15. g4 Nc5 16. h3 O-O 17. Bg5 Ncd7 18. Qe1 Rfc8 19. Bd3 Re8 20. Nd2 b5 21. Qh4 hxg4 22. hxg4 Nxd5 23. Be4 Nb4 24. c3 Nc6 25. Bd5 Nb6 26. Qh7+ Kf8 27. Qxg7+ Kxg7 28. Rh7+ Kf8 29. Bf6 Ne7 30. Rh8+ 1-0
2023.06.14 National Open 2023
922547 Katz, Alexander (2460) Gangavarapu, Sreekar (2011) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 h5 10. Nd5 Nxd5 11. exd5 Bf5 12. Be2 Bh4+ 13. g3 Be7 14. O-O Nd7 15. Na5 Qc7 16. c4 O-O 17. b4 Bh3 18. Rfd1 f5 19. f4 Nf6 20. fxe5 Ne4 21. Qd3 dxe5 22. c5 Bg5 23. Bxg5 Nxg5 24. d6 Qd7 25. Qc4+ Rf7 26. Bxh5 Rf8 27. c6 bxc6 28. Nxc6 Bg4 29. Bxf7+ Rxf7 30. Nxe5 Qa7+ 31. Qc5 Qb7 32. Qd5 Qa7+ 33. Rd4 Bf3 34. d7 Bxd5 35. d8=Q+ Kh7 36. Qxd5 Ne6 37. Nxf7 1-0
2023.06.13 Titled Tue 13th Jun Late
925846 Katz, Alexander (2460) Bogaudinov, R (1939) 1-0
1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Bd3 Nf5 7. Bxf5 exf5 8. dxc5 Bxc5 9. O-O Be6 10. Nbd2 O-O 11. Nb3 Be7 12. Nbd4 h6 13. Re1 Qb6 14. h4 Nxd4 15. Nxd4 Bxh4 16. Qh5 Qd8 17. g3 Bg5 18. f4 Be7 19. g4 Bh4 20. Rf1 fxg4 21. f5 Bd7 22. f6 g5 23. Qxh6 1-0
2023.06.13 Titled Tue 13th Jun Late
926099 Vaglio, J (2174) Katz, Alexander (2460) 1-0
1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 4. O-O e6 5. d3 Nbd7 6. Nc3 Be7 7. Nd2 O-O 8. e4 dxe4 9. dxe4 Bg6 10. Qe2 e5 11. Nc4 c6 12. a4 Qc7 13. Ne3 Nc5 14. Nf5 Rfd8 15. Nxe7+ Qxe7 16. f3 Ne6 17. Be3 Nd4 18. Qf2 Qb4 19. Nd1 Qc4 20. c3 Nb3 21. Ra3 Nd7 22. Re1 Qe6 23. Bf1 f6 24. Bxa7 c5 25. Ne3 Na5 26. b4 cxb4 27. cxb4 Rxa7 28. bxa5 Bf7 29. Rd1 Rxa5 30. Bc4 Qe7 31. Rad3 Raa8 32. Nf5 Qb4 33. Bxf7+ Kxf7 34. Rxd7+ Rxd7 35. Rxd7+ Kf8 36. Qa2 Qe1+ 37. Kg2 1-0
2023.06.13 Titled Tue 13th Jun Late
926244 Katz, Alexander (2460) Rottenwohrer Suarez, Juan (2265) 1-0
1. e4 c5 2. Nf3 g6 3. c3 d5 4. e5 Nc6 5. d4 cxd4 6. cxd4 Bg4 7. Bb5 Qb6 8. Nc3 e6 9. Bg5 Bxf3 10. Qxf3 Qxd4 11. O-O Qxe5 12. Bf4 Qf5 13. g4 Qf6 14. Rfe1 Ne7 15. Qg3 O-O-O 16. Rac1 g5 17. Be5 Qg6 18. Bxh8 h5 19. Bxc6 Nxc6 20. Nb5 a6 21. Qc7# 1-0
2023.06.13 Titled Tue 13th Jun Late
926451 Lalanne, P (2208) Katz, Alexander (2460) 0-1
1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2 h5 9. Bd2 Re8+ 10. Ne2 Nd7 11. O-O-O Nf8 12. Kb1 b5 13. h3 Be6 14. f4 Bd5 15. Rhg1 h4 16. g4 g6 17. Ka1 a5 18. Be1 a4 19. Bxh4 Bb3 20. Qd2 Bxd1 21. Qxd1 a3 22. b3 b4 23. c4 c5 24. Bf2 cxd4 25. Bxd4 Bxf4 26. Bc5 Qc7 27. Bxb4 Rad8 28. Bxa3 Qa7 29. Bxf8 Rxe2 30. Bxe2 Rxd1+ 31. Rxd1 Kxf8 0-1
2023.06.13 Titled Tue 13th Jun Late
926647 Katz, Alexander (2460) Livaic, Leon (2574) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. Ne2 Nge7 7. Bf4 Bf5 8. Bxf5 Nxf5 9. Qd3 Qd7 10. O-O-O O-O-O 11. Nb5 Bd6 12. Nxd6+ Nxd6 13. Nc3 Qf5 14. Qg3 Rhg8 15. Rhe1 g5 16. Be5 f6 17. Bxd6 Rxd6 18. Rd3 Nb4 19. Rd2 Re6 20. Rxe6 Qxe6 21. Re2 Nxa2+ 22. Kd2 Qa6 23. Re7 Qa5 24. Qg4+ Kb8 25. Qe6 Rd8 26. Re8 c6 27. Qd6+ Qc7 28. Rxd8# 1-0
2023.06.13 Titled Tue 13th Jun Late
926772 Katz, Alexander (2460) Hansen, Eric (2609) 0-1
1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Be7 8. O-O O-O 9. Qe2 b6 10. Nc3 Nxc3 11. bxc3 Bb7 12. Bf4 Qc7 13. Bd3 Nd7 14. Rfe1 Rac8 15. c4 Bxf3 16. Qxf3 dxe5 17. Bxe5 Nxe5 18. Rxe5 g6 19. Rae1 Rcd8 20. d5 Bb4 21. R1e3 Bc3 22. Rg5 Bd2 23. dxe6 Bxe3 24. Qxe3 Rfe8 25. Bxg6 fxg6 0-1
2023.06.13 Titled Tue 13th Jun Late
926956 Haszon, D (2264) Katz, Alexander (2460) 0-1
1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. c4 Bb4+ 6. Nbd2 O-O 7. Qb3 c5 8. dxc5 Nc6 9. Be2 Ne4 10. Qd1 dxc4 11. a3 Ba5 12. Bxc4 e5 13. Bg3 Nxg3 14. hxg3 e4 15. Nh4 Bg4 16. Qxg4 Qxd2+ 17. Kf1 Qxb2 18. Rd1 Rad8 19. Rxd8 Rxd8 20. Kg1 Ne5 21. Qxe4 Rd1+ 22. Kh2 Rxh1+ 23. Kxh1 h5 24. Bd5 Qc1+ 25. Kh2 Ng4+ 26. Kh3 Qh1# 0-1
2023.06.13 Titled Tue 13th Jun Late
927131 Katz, Alexander (2460) Mekhitarian, K (2537) 0-1
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Qd3 f5 8. Nc3 c6 9. O-O-O Nd7 10. h3 Nf6 11. Be2 Nd5 12. Nxd5 Qxd5 13. c4 Qxg2 14. Bf3 Qxf2 15. Kb1 Rg8 16. Ne2 Bf6 17. d5 Qb6 18. Nc3 Bd7 19. dxe6 Bxe6 20. Rhe1 Rd8 21. Qxf5 Rxd1+ 22. Nxd1 Ke7 23. Qxh7 Rg1 24. Qe4 Rxe1 25. Qxe1 Qd4 26. Bg4 Qd3+ 27. Ka1 Qxc4 28. Bxe6 Qc1# 0-1
2023.06.13 Titled Tue 13th Jun Late
927233 Zavgorodniy, S (2416) Katz, Alexander (2460) 1-0
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 c6 5. Nbd2 Be7 6. Bd3 O-O 7. O-O Nbd7 8. Qe2 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Rd1 Qc7 12. Bg5 c5 13. dxc5 Nxc5 14. Nxc5 Qxc5 15. Ne5 Rad8 16. Bc2 h6 17. Bh4 Rd4 18. Rxd4 Qxd4 19. Bg3 Rd8 20. Rd1 Qc5 21. Rxd8+ Bxd8 22. Qd3 Bc7 23. Nd7 Nxd7 24. Qxd7 Bxg3 25. Qe8+ Qf8 26. Bh7+ 1-0
2023.06.09 1000GM Vegas Super Swiss
928595 Gavrilin, Roman (2128) Katz, Alexander (2460) 1-0
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. axb5 axb5 9. c3 d6 10. d4 Bb6 11. Qd3 Bd7 12. Na3 O-O 13. Bg5 h6 14. Bh4 exd4 15. cxd4 g5 16. Bg3 g4 17. Bh4 Nb4 18. Qd2 gxf3 19. e5 dxe5 20. Qxh6 Ng4 21. Qg6+ Kh8 22. Qh5+ Kg7 23. Bxd8 fxg2 24. Rfd1 Rbxd8 25. h3 Nh6 26. Nc2 Nc6 27. d5 Na5 28. Qxe5+ Kh7 29. Rxa5 Bxa5 30. Nd4 f5 31. Ne6 Bxe6 32. dxe6 Rxd1+ 33. Bxd1 1-0
2023.06.09 1000GM Vegas Super Swiss
928642 Katz, Alexander (2460) Angeles Mercado, A (2114) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 a5 11. f3 a4 12. Rc1 Qa5 13. Kf2 Be6 14. Nd5 Bxd5 15. cxd5 Qxd2 16. Bxd2 Nd7 17. Rc7 Nc5 18. Rb1 Rfc8 19. Rxc8+ Rxc8 20. Bb5 Bd4+ 21. Ke2 Kg7 22. g4 e5 23. h4 h6 24. Bb4 Ra8 25. Bd2 Rf8 26. Ba5 f5 27. exf5 gxf5 28. gxf5 Rxf5 29. Bc7 e4 30. fxe4 Rf2+ 31. Ke1 Nxe4 32. Bd3 Nd2 33. Bxd6 Nf3+ 34. Kd1 Rd2+ 35. Kc1 Rxd3 36. Bb4 Be3+ 37. Kc2 Rxd5 38. Rh1 Nd4+ 39. Kb1 Kg6 40. Re1 Bf4 41. Re7 b5 42. Bc3 Nf5 43. Re4 Bg3 0-1
2023.06.08 1000GM Vegas Super Swiss
928555 Katz, Alexander (2460) Wang, Henry (2193) 1/2-1/2
1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nge2 Be7 5. h3 c6 6. a4 O-O 7. g4 d5 8. dxe5 Nxe4 9. Nxe4 dxe4 10. Qxd8 Bxd8 11. Bg2 Bc7 12. Bf4 Be6 13. Bxe4 Nd7 14. Bh2 Bxe5 15. Bxe5 Nxe5 16. f4 Nd7 17. a5 Nf6 18. Bd3 Bd5 19. O-O Be4 20. Bxe4 Nxe4 21. a6 Rab8 22. axb7 Rxb7 23. b3 Rd8 24. Ra4 Nd2 25. Rf2 c5 26. Nc3 Re7 27. Kg2 Re3 28. Nd1 Re1 29. Nb2 Ne4 30. Nd3 Rxd3 31. cxd3 Nxf2 32. Rxa7 h5 33. Kxf2 Rh1 34. gxh5 Rxh3 35. Rd7 Rxh5 36. Ke3 g6 37. Ke4 Rh1 38. Rc7 Rh5 39. Ra7 Rh1 40. Ra5 Rc1 41. Ke3 Rc2 42. Ra7 Kg7 43. Rc7 Rb2 44. Rb7 Rc2 45. Rb6 Rb2 46. Ke4 Re2+ 47. Kd5 Rd2 48. Ke4 Re2+ 49. Kf3 Rb2 50. Ke3 Rc2 51. Rb8 Kf6 52. Rc8 Rb2 53. Rc6+ Ke7 54. Rc7+ Kf6 55. Rc6+ Ke7 56. Rxc5 Rxb3 57. Ke4 Ke6 58. Rc6+ Kd7 59. Ra6 Rb4+ 60. d4 Rb5 61. d5 Rb1 62. Ra7+ Kd6 63. Ra6+ Kd7 64. Ra7+ Kd6 65. Rxf7 Re1+ 66. Kd4 Rd1+ 67. Ke3 Re1+ 68. Kf2 Re4 69. Kf3 Kxd5 70. Rg7 Re6 71. Rd7+ Rd6 72. Re7 Re6 73. Ra7 Rd6 74. Kg4 Rf6 75. Ra5+ Ke6 76. Kg5 Rf5+ 77. Rxf5 gxf5 78. Kg6 Ke7 79. Kxf5 Kf7 80. Ke5 Ke7 81. f5 Kf7 82. f6 Kf8 83. Kf5 Kf7 84. Kg5 Kf8 85. Kg6 Kg8 86. f7+ Kf8 87. Kf6 1/2-1/2
2023.03.21 1000GM LA Spring Splash
1003357 Akopian, R (1924) Katz, Alexander (2470) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. Be3 O-O 10. Nbd2 h6 11. h3 Re8 12. Bc2 Rb8 13. a3 a5 14. Re1 a4 15. Bd3 Bd7 16. Qc2 Na5 17. Rad1 Nh5 18. c4 exd4 19. Nxd4 bxc4 20. Nxc4 Nxc4 21. Bxc4 Qh4 22. Nf3 Qxe4 23. Bd3 Qc6 24. Qxc6 Bxc6 25. Nd4 Bd7 26. Rc1 Nf6 27. Nc6 Bxe3 28. fxe3 Rxb2 29. Na5 Rd2 30. Bf1 Rd5 31. Nc6 Ne4 32. Nb4 Rc5 33. Na6 Rxc1 34. Rxc1 c5 35. Nc7 Rb8 36. Bc4 Nd2 37. Bd5 Rc8 38. Na6 Bc6 39. Bxc6 Rxc6 40. Nb4 Rb6 41. Nd5 Rb3 42. Rd1 Nc4 0-1
2023.03.21 1000GM LA Spring Splash
1003374 Katz, Alexander (2470) Cruz, Cr (2529) 1/2-1/2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Nxd4 10. Qxd4 Be7 11. Kb1 b5 12. h4 Qc7 13. g4 h5 14. gxh5 Rxh5 15. Qd2 b4 16. Ne2 Nxe4 17. fxe4 Bxg5 18. Qxb4 Be7 19. Nf4 Rc5 20. Qd2 Rb8 21. Nd3 Bf6 22. e5 Bxe5 23. Nxe5 Rxe5 24. Rh3 Bb5 25. Bxb5+ Rbxb5 26. Qg2 Qb7 27. Qxg7 Rxb2+ 28. Ka1 Rbb5 29. Rc3 Ke7 30. Qg8 Qb6 31. a3 Red5 32. Rf1 Rf5 33. Rd1 Rbc5 34. Rb3 Rb5 35. Rc3 Qa5 36. Qg3 Rfd5 37. Rf1 Rf5 38. Rd1 Rfd5 39. Rf1 Rf5 40. Rd1 Qb6 41. Rf1 Qa5 42. Rd1 Qb6 1/2-1/2
2023.03.20 1000GM LA Spring Splash
1003318 Chiang, Jacob (2042) Katz, Alexander (2470) 1/2-1/2
1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. e4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 a5 11. f3 a4 12. O-O Qa5 13. Rac1 Be6 14. Rfd1 Rfc8 15. Nb5 Nd7 16. Nd4 Ne5 17. Nxe6 fxe6 18. Qxa5 Rxa5 19. b3 axb3 20. axb3 Ra3 21. Rb1 Nd7 22. Bc1 Ra2 23. Rd2 Rca8 24. Kf2 Ra1 25. Rxa1 Ra7 26. Raa2 Rxa2 27. Bb2 Ra1 28. Bxg7 Rb1 29. Bd1 Kxg7 30. g3 Nc5 31. h4 Kf6 32. Kg2 h6 1/2-1/2
2023.03.20 1000GM LA Spring Splash
1003338 Katz, Alexander (2470) Torres Rosas, L (2303) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Nxd4 10. Qxd4 Be7 11. Be3 Qc7 12. g4 O-O 13. g5 Nh5 14. f4 Bc6 15. Qd2 b5 16. Be2 b4 17. Nd5 exd5 18. exd5 Ba4 19. Bxh5 Rfc8 20. b3 Bd7 21. Be2 Qa5 22. Kb1 Bf5 23. Bd3 Qxd5 24. Rhe1 Bxd3 25. Qxd3 Qxd3 26. Rxd3 a5 27. f5 Re8 28. Bf4 Bf8 29. Rxe8 Rxe8 30. Bxd6 Bxd6 31. Rxd6 h5 32. Rd5 Re2 33. g6 Kf8 34. Rxa5 fxg6 35. fxg6 Rxh2 36. Rf5+ Ke7 37. Rf7+ Ke6 38. Rxg7 Kf6 39. Rb7 Rh4 40. g7 Rg4 41. Rxb4 Rxg7 42. Rh4 Rg1+ 43. Kb2 Kg5 44. Rh2 h4 45. a4 Kg4 46. a5 Kg3 47. Rd2 h3 48. a6 h2 49. Rxh2 Kxh2 50. b4 1-0
2023.03.19 1000GM LA Spring Splash
1008385 Krishnan, V (2343) Katz, Alexander (2470) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Bg5 Qa5 10. Qd2 Be6 11. f3 Rc8 12. Nd5 Qxd2+ 13. Kxd2 Bxd5 14. cxd5 a6 15. Rac1 Kd7 16. b4 Rxc1 17. Rxc1 Rc8 18. Rb1 Kd8 19. b5 a5 20. Be3 Nd7 21. Rc1 1/2-1/2
2023.03.19 1000GM LA Spring Splash
1008411 Katz, Alexander (2470) Andersen, Gunnar (2247) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be6 7. Be3 Nf6 8. f3 a6 9. N5c3 g6 10. Be2 Bg7 11. O-O O-O 12. Kh1 Rc8 13. Na3 Nd4 14. Rc1 Nh5 15. Qd2 Nf4 16. Rfd1 f5 17. exf5 Nxf5 18. Ne4 Rc6 19. g3 Nxe2 20. Qxe2 Nd4 21. Bxd4 exd4 22. h4 Re8 23. Re1 d5 24. Ng5 dxc4 25. Nxc4 Qc7 26. Qe4 Bf7 27. Qd3 Rxe1+ 28. Rxe1 Rxc4 29. Kg2 Rc2+ 30. Kh3 Qc8+ 31. g4 Qc7 32. Rh1 Bc4 33. Qd1 h6 34. Ne4 Be2 35. Qe1 Bxf3 36. Nf2 Rxf2 37. Qe8+ Kh7 38. h5 Bg2+ 39. Kh4 g5# 0-1
2023.03.18 1000GM LA Spring Splash
1008331 Khanin, S (2552) Katz, Alexander (2470) 1-0
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 O-O 7. O-O c5 8. Na4 cxd4 9. exd4 Re8 10. Bf4 Nc6 11. Rc1 Rc8 12. h3 d5 13. c5 bxc5 14. a3 c4 15. axb4 cxd3 16. Qxd3 Ne4 17. b5 Nb4 18. Qb3 Qa5 19. Nc3 Nd3 20. Ra1 Qd8 21. Be3 Nxb2 22. Nxe4 dxe4 23. Ne5 Nd3 24. Rxa7 Re7 25. Qa3 Nxe5 26. dxe5 Rd7 27. b6 Rd3 28. Qb4 Qd7 29. Rfa1 h6 30. Kh2 g5 31. R1a5 g4 32. Rc5 gxh3 33. Rxc8+ Qxc8 34. Qe7 Qb8 35. Rxb7 Qxe5+ 36. g3 Qf5 37. Rb8+ Kh7 38. Qf8 Kg6 39. Qxh6# 1-0
2023.03.18 1000GM LA Spring Splash
1008363 Katz, Alexander (2470) Jacobson, Aaron (2308) 1-0
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Bb5 Nxd4 12. Bxd4 a6 13. Bxd7+ Bxd7 14. Rb3 Qe7 15. Rxb7 Rc8 16. O-O Qa3 17. h3 Bc5 18. Ne2 Qa4 19. Bxc5 Rxc5 20. Qe3 Rc8 21. Qa7 Rd8 22. Nd4 O-O 23. Kh2 Bc8 24. Rc7 Rd7 25. Rxd7 Bxd7 26. Rb1 Qxa2 27. Rb7 Bc8 28. Rc7 a5 29. f5 Qa1 30. Qc5 Ba6 31. Rd7 Bb5 32. fxe6 fxe6 33. Rxg7+ Kxg7 34. Nxe6+ Kg6 35. Nxf8+ Kf5 36. Qxb5 Qxe5+ 37. g3 Qe4 38. Qd7+ Ke5 39. Qg7+ Kd6 40. Qf6+ Kc5 41. Nd7+ Kb4 42. Qb6+ Kc3 43. Qxa5+ Kxc2 44. Qa2+ Kc3 45. Nf6 Qc4 46. Nxd5+ 1-0
2023.03.17 1000GM LA Spring Splash
1008318 Katz, Alexander (2470) Liu, Patrick (2052) 1-0
1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 a6 7. Nc3 Nc6 8. h3 e6 9. Bd3 f6 10. exf6 Nxf6 11. O-O O-O 12. Re1 Nh5 13. Be3 Nf4 14. Bf1 Qf6 15. Nh2 Qf5 16. Qd2 Bd7 17. Ne2 Nxe2+ 18. Bxe2 e5 19. dxe5 Qxe5 20. Bc5 Rfd8 21. Bf3 Qxb2 22. Bxd5+ Kh8 23. Qxb2 Bxb2 24. Rab1 Bf5 25. Bxc6 Bxb1 26. Rxb1 bxc6 27. Rxb2 Rd1+ 28. Nf1 Re8 29. Be3 c5 30. Rc2 Rb8 31. Rxc5 Rbb1 32. Ra5 Rxf1+ 33. Kh2 Rfd1 34. Rxa6 Rd5 35. Bh6 Rb8 36. Ra7 Rdb5 37. Bf4 R8b7 38. Ra8+ Kg7 39. a4 Rb3 40. a5 Re7 41. a6 Rb2 42. a7 Ra2 43. Be3 Ra4 44. g4 h5 45. g5 Rd7 46. Kg3 Re7 47. Kg2 Rd7 48. Bc5 Ra5 49. Bb6 Ra6 50. Be3 Ra4 51. Kf3 Rf7+ 52. Ke2 Rd7 53. h4 Ra2+ 54. Kf3 Ra4 55. Bc5 Ra5 56. Bb6 Ra6 57. Rc8 Raxa7 58. Bxa7 Rxa7 59. Ke4 Re7+ 60. Kd5 Rf7 61. Rc2 Rf4 62. Ke5 Rf5+ 63. Ke4 Rf7 64. f4 Re7+ 65. Kd5 Rf7 66. Rc4 Rf5+ 67. Ke4 Rf7 68. Rc5 Re7+ 69. Kd5 Rf7 70. Rc4 Rf5+ 71. Ke4 Rf7 72. Rc6 Re7+ 73. Kd5 Rf7 74. Ke5 Rf5+ 75. Ke4 Ra5 76. Rc7+ Kf8 77. Rd7 Ra4+ 78. Ke5 Rb4 79. Rd4 Rb6 80. Rd6 Rb5+ 81. Kf6 Rf5+ 82. Kxg6 Rxf4 83. Rf6+ 1-0
2023.02.21 Titled Tue 21st Feb Early
1028889 Katz, Alexander (2470) Szyszylo, R (2093) 0-1
1. e4 d6 2. d4 g6 3. Nc3 Nf6 4. Bf4 c6 5. Qd2 b5 6. f3 Nbd7 7. O-O-O Nb6 8. g4 Rb8 9. h4 Nc4 10. Bxc4 bxc4 11. e5 Nd5 12. Nxd5 cxd5 13. exd6 exd6 14. Re1+ Be6 15. c3 Be7 16. h5 g5 17. Bg3 h6 0-1
2023.02.21 Titled Tue 21st Feb Early
1029195 Delgado Rosas, Alex Antonio (2128) Katz, Alexander (2470) 1-0
1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 c6 5. e3 Be7 6. Nf3 Nbd7 7. Qc2 O-O 8. cxd5 cxd5 9. Bb5 Nb6 10. O-O a6 11. Bd3 Bd7 12. Rfc1 h6 13. Bh4 Rc8 14. b3 Na8 15. Qe2 b5 16. Ne5 Nb6 17. f4 Ne8 18. Bxe7 Qxe7 19. Nd1 Rxc1 20. Rxc1 Qa3 21. Rc2 Nd6 22. Nc3 Rc8 23. Nb1 Qb4 24. Kf2 Be8 25. Rxc8 Nbxc8 26. Qc2 f6 27. Nc6 Bxc6 28. Qxc6 Qa5 29. a3 Qd8 30. a4 bxa4 31. bxa4 Ne7 32. Qxa6 e5 33. dxe5 fxe5 34. fxe5 Ne4+ 35. Bxe4 dxe4 36. Qe6+ Kh8 37. Qd6 Qf8+ 38. Ke2 Qf7 39. e6 Qh5+ 40. Kd2 Qa5+ 41. Nc3 Nf5 42. Qb8+ Kh7 43. Qb5 Qd8+ 44. Qd5 Qg5 45. Qxe4 Qd8+ 46. Qd3 Qg5 47. Qe4 Qd8+ 48. Nd5 g6 49. e7 Qa5+ 50. Ke2 Qa6+ 51. Kf2 Qa5 52. Nb4 Qxa4 53. e8=Q 1-0
2023.02.14 Titled Tue 14th Feb Early
1035074 Idnani, Roshan (2082) Katz, Alexander (2470) 0-1
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. O-O Nc6 7. Be3 Qb6 8. c4 dxc4 9. Bxc4 Rd8 10. d5 exd5 11. Bxd5 Nb4 12. Nc3 Nxd5 13. Nxd5 Qc6 0-1
2023.02.14 Titled Tue 14th Feb Early
1035316 Katz, Alexander (2470) Narayanan, SL (2669) 0-1
1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd8 7. O-O Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Be7 12. c3 O-O 13. Qf3 Qc7 14. Bb3 Bd7 15. Bf4 Qb6 16. Be5 Bc6 17. Nxc6 bxc6 18. Rad1 Rfd8 19. Rxd8+ Rxd8 20. Rd1 c5 21. g3 Rxd1+ 22. Qxd1 h6 23. Qd3 Qc6 24. Bc4 Nd7 25. Bf4 g5 26. Bc1 Ne5 27. Qf1 Nf3+ 28. Kh1 Nd2+ 29. Qg2 Qxg2+ 30. Kxg2 Nxc4 31. b3 Nb6 32. c4 f5 33. Kf3 Kf7 0-1
2023.02.14 Titled Tue 14th Feb Early
1035704 Sai, Han Thiha (2070) Katz, Alexander (2470) 1-0
1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 Ne7 7. Be2 Nc8 8. a4 Be7 9. O-O O-O 10. Be3 a5 11. Nc5 Qc7 12. c3 Bxc5 13. dxc5 Nxe5 14. Nd4 Bg6 15. f4 Nd7 16. b4 Ne7 17. g4 Be4 18. Bf3 e5 19. Bxe4 exd4 20. Bxh7+ Kxh7 21. Bxd4 Nf6 22. g5 Ne4 23. f5 Rh8 24. Qg4 Kg8 25. Rf4 Re8 26. h4 Nd2 27. h5 Ne4 28. f6 Ng6 29. hxg6 fxg6 30. fxg7 Rh7 31. Raf1 Rxg7 32. Bxg7 Qxg7 33. Qg2 Qxc3 34. Rf7 Qd4+ 35. Kh1 Qe3 36. Qh2 Ng3+ 37. Kg2 Qe2+ 38. Kxg3 Re3+ 39. R1f3 Qe1+ 40. Kg4 Re4+ 41. R7f4 Rxf4+ 42. Qxf4 Qe6+ 43. Kg3 Qe1+ 44. Rf2 Qg1+ 45. Kf3 Qh1+ 46. Ke2 Qh5+ 47. Qf3 Qxg5 48. Qf7+ Kh8 49. Rh2+ Qh5+ 50. Rxh5+ gxh5 51. Qxh5+ 1-0
2023.02.14 Titled Tue 14th Feb Late
1037296 Kotyk, Michael (2001) Katz, Alexander (2470) 0-1
1. e4 c6 2. Nc3 d5 3. Qe2 d4 4. Nd1 e5 5. d3 Be6 6. f4 exf4 7. Bxf4 Ne7 8. Nf3 Ng6 9. Bd2 Be7 10. g3 c5 11. Bg2 Nc6 12. O-O Nce5 13. c3 O-O 14. c4 a6 15. a4 b6 16. h3 Rb8 17. b3 b5 18. axb5 axb5 19. Nxe5 Nxe5 20. Bf4 Bd6 21. Kh2 bxc4 22. bxc4 Rb3 23. Nf2 Ng6 24. e5 Be7 25. Ra8 Qb6 26. Rfa1 Rb2 27. Qe1 Nxf4 28. gxf4 g6 29. Rxf8+ Kxf8 30. Ne4 Kg7 31. Qa5 Qb3 32. Rd1 Qxd1 0-1
2023.02.14 Titled Tue 14th Feb Late
1037540 Katz, Alexander (2470) Salem, AR (2677) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d6 7. Nbd2 a6 8. Bb3 h6 9. h3 Re8 10. Re1 Be6 11. Bxe6 Rxe6 12. Nf1 d5 13. Ng3 Qd7 14. Qe2 Rd8 15. Be3 d4 16. cxd4 Nxd4 17. Nxd4 Bxd4 18. Rac1 c6 19. Red1 Bxe3 20. Qxe3 h5 21. Nf5 g6 22. Qg5 Nh7 23. Qg3 Kf8 24. Ne3 Qe7 25. Nc4 Rd4 26. Qe3 Qf6 27. Na5 Re7 28. Nb3 Rd8 29. Qb6 Rde8 30. Nc5 Kg7 31. Nxb7 Rb8 32. Rxc6 Rexb7 33. Qxa6 Qe7 34. b3 Ra7 35. Qc4 Rxa2 36. Rc7 Qf6 37. Rf1 Ng5 38. Rc6 Ne6 39. Qd5 Rd8 40. Rxe6 fxe6 41. Qb7+ Qf7 42. Qb6 Rxd3 43. Qc5 Rxb3 44. Qxe5+ Kh7 45. f4 Rbb2 46. Rc1 Rxg2+ 47. Kf1 Raf2+ 48. Ke1 Re2+ 49. Kf1 Ref2+ 50. Ke1 Rxf4 51. Rc7 Rf1# 0-1
2023.02.14 Titled Tue 14th Feb Late
1037676 Fernandez Garcia, Gumersindo (2172) Katz, Alexander (2470) 0-1
1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Nf3 Nc6 7. Bb5 e6 8. d4 Bd7 9. Nxd5 exd5 10. O-O Be7 11. Bf4 O-O 12. Re1 Rc8 13. h3 Re8 14. Bd3 Bf6 15. Rxe8+ Qxe8 16. a3 g6 17. Be3 Qf8 18. Rc1 Qg7 19. Bb5 a6 20. Ba4 Bf5 21. Bb3 Be4 22. Rc5 Rd8 23. Ng5 Bxd4 24. Bxd4 Qxd4 25. Qxd4 Nxd4 26. Nxe4 dxe4 27. Rd5 Nc6 28. Kf1 Kf8 29. Rxd8+ Nxd8 30. Bd5 f5 31. Ke2 Ke7 32. Ke3 Kd6 33. Bg8 Nc6 34. Bxh7 Ne7 35. h4 Ke5 36. h5 f4+ 37. Ke2 gxh5 38. g3 f3+ 39. Ke3 Nd5+ 40. Kd2 Nf6 41. Bg6 Ng4 42. Bxh5 Nxf2 43. Be8 Kd4 44. Bd7 e3+ 45. Ke1 Nd3+ 46. Kd1 e2+ 47. Kc2 e1=Q 0-1
2023.02.14 Titled Tue 14th Feb Late
1037854 Jimenez Garcia, Emmanuel (2418) Katz, Alexander (2470) 1/2-1/2
1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. Nf3 Qe7 6. c4 dxc4 7. bxc4 Bd7 8. O-O Nf6 9. Bxc6 Bxc6 10. c5 Bxc5 11. Nxe5 Bb5 12. Re1 O-O 13. d4 Bb4 14. Nc3 Ba6 15. a3 Bd6 16. f4 c5 17. Ne2 Rfd8 18. Ng3 g6 19. Qf3 Rac8 20. f5 b6 21. Ng4 Nxg4 22. Qxg4 c4 23. Bc3 Bb7 24. e4 Bxg3 25. hxg3 h5 26. Qf4 Kh7 27. d5 a5 28. fxg6+ fxg6 29. Rf1 Rf8 30. Qe3 Rxf1+ 31. Rxf1 Rf8 32. Rxf8 Qxf8 33. Qxb6 Bc8 34. Qc7+ Kh6 35. Bd2+ g5 36. Qxc4 Bd7 37. Qc7 Be8 38. Qc6+ Bg6 39. Qc1 Qf6 40. Be3 Qe5 41. Qd2 Bxe4 42. d6 Bc6 43. d7 Bxd7 44. Bxg5+ Qxg5 45. Qxd7 Qxg3 46. Qc6+ Kg7 47. Qb7+ Kg8 48. Qa8+ Kg7 49. Qxa5 Qe3+ 50. Kf1 Qc1+ 51. Qe1 Qxa3 52. Qe5+ Kg6 53. Qe4+ Kg7 54. Qe5+ Kg6 55. Qe4+ Kh6 56. Qf4+ Kg6 57. Kf2 Qb2+ 58. Kf3 Qc3+ 59. Qe3 Qc6+ 60. Qe4+ Qxe4+ 61. Kxe4 Kg5 62. Kf3 Kf5 63. Kg3 Kg5 64. Kh3 h4 65. g3 hxg3 66. Kxg3 1/2-1/2
2023.02.14 Titled Tue 14th Feb Late
1037974 Katz, Alexander (2470) Rasulov, Vu (2516) 0-1
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be6 9. Nc4 b5 10. Bxf6 gxf6 11. Ne3 Bh6 12. Ncd5 O-O 13. Bd3 Bxe3 14. Nxe3 Ne7 15. Qh5 Kh8 16. Rd1 Rg8 17. O-O Ng6 18. g3 Nf4 19. Qf3 Nh3+ 20. Kh1 Ng5 21. Qe2 Bh3 22. Rg1 Ne6 23. Qh5 Ng5 24. f4 Qb6 25. Nd5 Qf2 26. fxg5 Be6 27. Nxf6 Rg7 28. Rgf1 Qe3 29. Rde1 Qd2 30. Re2 Qb4 31. c3 Qc5 32. Ref2 b4 33. Be2 bxc3 34. bxc3 Qxc3 35. Bg4 Bc4 36. Rg1 Qe3 37. Rf3 Qd2 38. Bf5 Be2 39. Bxh7 Rxg5 40. Rf2 Rxh5 41. Nxh5 Qe3 42. Rgg2 Bf3 43. Bf5 Qe1+ 0-1
2022.12.11 1000GM Bay Area GM 2022
1106465 Katz, Alexander (2449) Narayanan, Samrug (2356) 1-0
1. c4 e6 2. Nc3 d5 3. d4 Be7 4. Nf3 Nf6 5. g3 O-O 6. Bg2 dxc4 7. Ne5 c5 8. dxc5 Qxd1+ 9. Nxd1 Bxc5 10. Ne3 Bb4+ 11. Bd2 Bxd2+ 12. Kxd2 Nbd7 13. N5xc4 Nc5 14. Rhd1 Bd7 15. Ke1 Rab8 16. Rac1 b6 17. b4 Na6 18. Rd4 Rfc8 19. Rb1 Kf8 20. Nd6 Rd8 21. Nec4 Ke7 22. a3 Ne8 23. Nb7 Rdc8 24. Ne5 Rc7 25. b5 Rbxb7 26. bxa6 Rb8 27. Rxd7+ Rxd7 28. Nc6+ Kf6 29. Nxb8 Rd4 30. Rb4 1-0
2022.12.11 1000GM Bay Area GM 2022
1106473 Kunka, Harshid (2391) Katz, Alexander (2449) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Ng1 1/2-1/2
2022.12.10 1000GM Bay Area GM 2022
1106456 Katz, Alexander (2449) Gedajlovic, Max (2398) 1/2-1/2
1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 O-O 6. Nd5 Bc5 7. a3 a5 8. Bd3 h6 9. b3 d6 10. Bb2 Ba7 11. Nc3 Be6 12. O-O Nd7 13. Nb5 Bb8 14. Be2 Ne7 15. d4 c6 16. Nc3 f5 17. dxe5 dxe5 1/2-1/2
2022.12.10 1000GM Bay Area GM 2022
1106462 Stremavicius, T (2543) Katz, Alexander (2449) 1/2-1/2
1. c4 c6 2. d4 d5 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Nf6 6. Nc3 a6 7. Bd3 Bg4 8. Nge2 e6 9. Rc1 Bd6 10. f3 Bh5 11. O-O O-O 12. Na4 Bg6 13. Nc5 Bxd3 14. Qxd3 Bxf4 15. Nxf4 Qe7 16. Qb3 Na5 17. Qc3 1/2-1/2
2022.12.09 1000GM Bay Area GM 2022
1106447 Katz, Alexander (2449) Heimann, M (2424) 1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Qd2 Nbd7 10. Nd5 Nxd5 11. exd5 Bf5 12. Na5 Qc7 13. Rc1 Rc8 14. c4 e4 15. Be2 exf3 16. Bxf3 Ne5 17. O-O Be7 18. c5 Nxf3+ 19. Rxf3 Bg4 20. Rff1 dxc5 21. h3 Bd7 22. Bf4 Bd6 23. Bxd6 Qxd6 24. Nxb7 Qb6 25. Qe3+ Kf8 26. Nxc5 Kg8 27. Qe7 Be8 28. d6 Rh6 29. Qb7 Qxb7 30. Nxb7 Rc6 31. Rxc6 Bxc6 32. Rd1 Rg6 33. d7 Rxg2+ 34. Kf1 Bxd7 35. Kxg2 Bc6+ 36. Kg3 Bxb7 37. Rd8+ Kh7 38. Rd7 Bc8 39. Rxf7 Be6 40. Ra7 1-0
2022.12.09 1000GM Bay Area GM 2022
1106451 Cordova, E (2542) Katz, Alexander (2449) 1/2-1/2
1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. Re1 c5 6. d3 Be7 7. e4 d6 8. a4 b4 9. Nbd2 O-O 10. e5 dxe5 11. Nxe5 Bxg2 12. Kxg2 Qd5+ 13. Qf3 Qxf3+ 14. Ndxf3 Nbd7 15. Bg5 1/2-1/2
2022.12.08 1000GM Bay Area GM 2022
1106438 Katz, Alexander (2449) Stearman, Josiah (2386) 1-0
1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 g6 5. Ba4 Bg7 6. O-O Qa5 7. Rb1 a6 8. Nxd4 cxd4 9. b4 Qd8 10. Ne2 b5 11. Bb3 Bb7 12. d3 e6 13. f4 Ne7 14. Qe1 f5 15. e5 Nc6 16. Bb2 Bf8 17. a3 a5 18. Nxd4 Qb6 19. Qe3 axb4 20. axb4 Bxb4 21. Nxf5 Qxe3+ 22. Nxe3 Bc5 23. Rbe1 Nd4 24. Bxd4 Bxd4 25. Kh1 h5 26. Nd1 Ra1 27. c3 Bb6 28. d4 b4 29. Bc2 Kf7 30. Nf2 Ra2 31. Bb1 b3 32. Bxa2 bxa2 33. Ne4 Ke7 34. Nd6 Bd5 35. Ra1 Ra8 36. Rf2 Kd8 37. h3 Ra3 38. c4 Bxd4 39. Raxa2 Bxf2 40. Rxa3 Bc6 41. Rb3 Kc7 42. Nb5+ Kc8 43. Ra3 Kb7 44. Rd3 Kb6 45. Nd4 Be4 46. Rd2 Be3 47. Re2 Bxd4 48. Rxe4 Kc5 49. g4 hxg4 50. hxg4 Kxc4 51. Kg2 Kd5 52. Kf3 g5 53. fxg5 Bxe5 54. g6 Bb2 55. Rf4 e5 56. g7 e4+ 57. Rxe4 Bxg7 58. Re7 Bf8 1-0
2022.12.08 1000GM Bay Area GM 2022
1106440 Ostrovskiy, Al (2391) Katz, Alexander (2449) 0-1
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. h3 d6 7. c3 a6 8. a4 Ba7 9. Re1 Ne7 10. Nbd2 Ng6 11. Nf1 c6 12. Bb3 Nh5 13. d4 Be6 14. Be3 Nhf4 15. Bxe6 Nxe6 16. a5 Qf6 17. g3 exd4 18. cxd4 d5 19. e5 Qe7 20. h4 f5 21. exf6 Qxf6 22. N1h2 Qf5 23. Qb3 Rf7 24. Rad1 Raf8 25. Ng5 Nxg5 26. hxg5 Qh3 27. Qd3 Bb8 28. Qf1 Qc8 29. Qe2 Bc7 30. b4 Bd6 31. Rb1 Re8 32. Qh5 Qf5 33. Qg4 Qc2 34. Qe2 Qe4 35. Qg4 Rfe7 36. Qxe4 Rxe4 37. Nf1 Ne7 38. f3 Re6 39. g4 Ng6 40. Kf2 Nf4 41. Red1 Rf8 42. Rb3 Rg6 43. Ng3 Rxg5 44. Nf5 Bb8 45. Re1 h5 46. Bxf4 Bxf4 47. Ne3 hxg4 48. Nxg4 Rxg4 49. fxg4 Bd2+ 50. Ke2 Bxe1 51. Kxe1 Rf4 0-1
2022.12.07 1000GM Bay Area GM 2022
1106429 Katz, Alexander (2449) Belous, V (2517) 1/2-1/2
1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O h5 9. h3 Bc5 10. Nce2 b5 11. e5 Nd5 12. Nb3 Ba7 13. Bxd5 exd5 14. Nf4 Ne7 15. Bd2 Bb7 16. Bb4 Nf5 17. Na5 Nxg3 18. Nxd5 Bxd5 19. Qxd5 Rb8 20. Bd6 Ne2+ 21. Kh1 Qxc2 22. Bxb8 Qf5 23. Qg2 Bxb8 24. Rae1 Nf4 25. Qxg7 Qxh3+ 26. Kg1 Rh6 27. Qg8+ Ke7 28. Qg5+ Ke8 29. Qg8+ Ke7 30. Qg5+ Ke8 31. Qg8+ 1/2-1/2
2022.10.11 Titled Tue 11th Oct Early
1159358 Katz, Alexander (2448) Mills, Morgen (2009) 1/2-1/2
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 a6 6. e3 O-O 7. Qc2 c6 8. c5 b6 9. cxb6 Qxb6 10. Bd3 c5 11. dxc5 Bxc5 12. O-O Be7 13. e4 dxe4 14. Nxe4 Nbd7 15. Bc7 Qa7 16. Bd6 Re8 17. Bxe7 Rxe7 18. Rfd1 Bb7 19. Rac1 Bd5 20. Nxf6+ Nxf6 21. Ne5 h6 22. Nc6 Bxc6 23. Qxc6 Qb7 24. b4 Nd5 25. a3 Qxc6 26. Rxc6 a5 27. b5 a4 28. Be4 Rd7 29. g3 Rb8 30. Rb1 Ne7 31. Rc4 Nd5 32. Rb2 Nb6 33. Rc1 Rd4 34. Bb1 Rbd8 35. Kg2 Rd2 36. Rxd2 Rxd2 37. Rc6 Rb2 38. Rxb6 Rxb1 39. Rb8+ Kh7 40. b6 Rb3 41. b7 Kg6 42. h4 h5 43. Kf1 Kf5 44. Ke2 f6 45. Kd2 g6 46. Kc2 e5 47. Kd2 Ke4 48. Ke2 Rb2+ 49. Kd1 Kf3 50. Rf8 Rxb7 51. Rxf6+ Kg2 52. Rxg6 Kxf2 53. Rg5 e4 54. Rxh5 Kxg3 55. Ke2 Rb3 56. Re5 e3 57. Rxe3+ Rxe3+ 58. Kxe3 Kxh4 59. Kd4 Kg5 60. Kc5 Kf6 61. Kb5 Ke6 62. Kxa4 Kd6 63. Kb5 Kc7 64. Ka6 Kb8 1/2-1/2
2022.10.11 Titled Tue 11th Oct Early
1159456 Lauridsen, JM (2221) Katz, Alexander (2448) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 h5 8. O-O h4 9. Bf4 d6 10. Nxc6 bxc6 11. Re1 h3 12. Bh1 e5 13. Be3 Nf6 14. Qd2 Be6 15. Rad1 Be7 16. b3 a5 17. f4 Ng4 18. f5 Nxe3 19. Qxe3 Bc8 20. Nb1 Ba6 21. c4 Qb8 22. Nc3 Qb4 23. Bf3 d5 24. exd5 Bc5 25. Rd4 f6 26. Na4 Bxd4 27. a3 Bxe3+ 28. Rxe3 Qxa3 29. d6 Qc1+ 30. Kf2 Qd2+ 31. Re2 Qd4+ 32. Kf1 Qxd6 33. c5 Qd1+ 0-1
2022.10.11 Titled Tue 11th Oct Early
1159659 Azarov, S (2562) Katz, Alexander (2448) 0-1
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3 b5 9. Nxc6 Qxc6 10. e5 Nd5 11. Nxd5 exd5 12. Bf3 Bb7 13. Qd2 Rc8 14. c3 d6 15. Bf4 dxe5 16. Bxe5 f6 17. Bg3 Bd6 18. Qe3+ Kf7 19. Rad1 Rhe8 20. Bh5+ g6 21. Qh6 gxh5 22. Qxh7+ Ke6 23. Rfe1+ Be5 24. f4 d4 25. Re2 Rh8 26. Qg6 Rcg8 27. Rxe5+ Kd7 28. Qf5+ Kc7 29. Rc5 h4 30. Rxc6+ Bxc6 31. Bf2 Rxg2+ 32. Kf1 Rxh2 33. Rxd4 Re8 34. Qxf6 h3 35. Rd6 Bg2+ 0-1
2022.10.11 Titled Tue 11th Oct Early
1159809 Katz, Alexander (2448) Carlsen, M (2856) 0-1
1. e4 g5 2. d4 h6 3. Nc3 d6 4. Be3 Bg7 5. h4 g4 6. Qd2 a6 7. a4 Nc6 8. Nge2 f5 9. exf5 Bxf5 10. Ng3 Qd7 11. Nxf5 Qxf5 12. Bd3 Qf7 13. h5 O-O-O 14. Bg6 Qf8 15. O-O-O Nf6 16. Qe2 Kb8 17. Rhe1 e6 18. Qc4 d5 19. Qb3 g3 20. f3 Nd7 21. Ne2 Nb6 22. Bf4 Nc4 23. Bxg3 Qe7 24. Kb1 Qg5 25. Bd3 Nd2+ 26. Rxd2 Qxd2 27. Bf2 Bxd4 28. Bxd4 Qxe1+ 29. Ka2 Nb4+ 30. Ka3 a5 31. Nc3 e5 32. Bc5 Qa1+ 33. Na2 Nxd3 34. cxd3 e4 35. Qb5 Qd1 0-1
2022.10.11 Titled Tue 11th Oct Early
1160028 Tristan, L (2546) Katz, Alexander (2448) 1-0
1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. c4 Bb4+ 6. Nbd2 c6 7. a3 Bd6 8. Bxd6 Qxd6 9. Be2 O-O 10. O-O Nbd7 11. c5 Qe7 12. b4 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. Nf3 Qc7 16. Nd4 Bg6 17. Rc1 a6 18. a4 Nd7 19. Qb3 Rfe8 20. b5 axb5 21. axb5 Re4 22. Bd3 Rh4 23. g3 Bxd3 24. Qxd3 Re4 25. Nf5 Ne5 26. Qb3 Qd7 27. Nd6 Qh3 28. f4 Ng4 29. Qb2 Rb4 30. Qd2 Ra3 31. Ra1 Rxa1 32. Rxa1 h5 33. Qc2 g6 34. Qd2 Rb3 35. Ra8+ Kh7 36. Ra1 Rxe3 37. Qb2 d4 38. Nxb7 Rb3 39. Qg2 Qxg2+ 40. Kxg2 Rb2+ 41. Kf3 Rxb5 42. Ke4 Rxb7 43. Kxd4 Rd7+ 44. Kc4 Ne3+ 45. Kc3 Rd5 46. Ra5 Nf1 47. Kc4 Nxh2 48. Ra6 Nf1 49. Rxc6 Ne3+ 50. Kb5 Nf5 51. Rc7 Kg7 52. Kb6 Nxg3 53. c6 h4 54. Rd7 Rf5 55. c7 Rf6+ 56. Kb7 Rxf4 57. c8=Q h3 58. Qc3+ Rf6 59. Qxg3 h2 60. Qxh2 g5 61. Qe5 Kg6 62. Rd6 Rxd6 63. Qxd6+ f6 64. Kc6 g4 65. Kd5 Kg5 66. Ke4 f5+ 67. Ke3 f4+ 68. Qxf4+ 1-0
2022.09.06 Titled Tue 6th Sep Early
1187845 Fernandez, Gera (2169) Katz, Alexander (2448) 0-1
1. e4 c5 2. d3 g6 3. g3 Bg7 4. Bg2 Nc6 5. f4 d6 6. Nf3 Nf6 7. O-O O-O 8. h3 Rb8 9. g4 b5 10. Nc3 b4 11. Ne2 a5 12. f5 Nd7 13. Rb1 Nde5 14. Nxe5 Nxe5 15. Be3 e6 16. Ng3 a4 17. g5 exf5 18. exf5 Re8 19. f6 Bf8 20. Qd2 d5 21. Bf4 Bd6 22. Rbe1 Bb7 23. h4 Qc7 24. Kh1 Ng4 25. Rxe8+ Rxe8 26. Bh3 Ne3 27. Bxe3 Bxg3 28. Bf4 d4+ 29. Bg2 Bxf4 30. Qxf4 Bxg2+ 31. Kxg2 Re2+ 32. Kg3 Qxf4+ 33. Kxf4 Rxc2 34. Re1 Kf8 35. Re7 Rxb2 36. Rc7 Ke8 37. Re7+ Kd8 38. Rxf7 Rxa2 39. Rxh7 Rf2+ 40. Ke5 a3 41. Kd6 Ke8 42. Ke6 Re2+ 43. Kd6 a2 44. Re7+ Rxe7 0-1
2022.09.06 Titled Tue 6th Sep Early
1188102 Maksimovic, Bojan (2468) Katz, Alexander (2448) 1-0
1. Nf3 d5 2. e3 Nf6 3. b3 c6 4. Bb2 g6 5. c4 Bg7 6. Nc3 O-O 7. d4 Nbd7 8. Be2 a5 9. O-O e6 10. Rc1 b6 11. cxd5 exd5 12. Ne5 Bb7 13. f4 Rc8 14. Bf3 Re8 15. Qd2 Re6 16. Rfd1 Ne8 17. Bg4 f5 18. Bf3 Nd6 19. Qf2 Nf6 20. Ba3 Nde4 21. Nxe4 Nxe4 22. Bxe4 fxe4 23. Rf1 Ba6 24. Rfd1 Rc7 25. h3 Bxe5 26. dxe5 Rf7 27. Qc2 Bd3 28. Rxd3 exd3 29. Qxd3 Qh4 30. Rf1 g5 31. Bc1 g4 32. hxg4 Qxg4 33. Qd4 Rg6 34. Rf2 h5 35. f5 Qxd4 36. exd4 Rg4 37. Be3 Re4 38. Rf3 c5 39. e6 Rf8 40. dxc5 bxc5 41. Bh6 Rf6 42. Bg5 Rf8 43. Be7 Rc8 44. f6 Rxe6 45. f7+ Kg7 46. f8=Q+ Rxf8 47. Bxf8+ Kg6 48. Bxc5 Re4 49. Rd3 d4 50. Rxd4 Re2 51. Ra4 Rc2 52. Rxa5 Kf5 53. Bf2+ Kg4 54. Ra4+ Kg5 55. Kf1 Rc1+ 56. Be1 Rc2 57. g3 Kf5 58. Bf2 Kg5 59. Kg2 Kf5 60. Kf3 Rc3+ 61. Be3 Rc2 62. Ra5+ Kg6 63. b4 Kf6 64. a3 Kg6 65. Rg5+ Kf6 66. Rxh5 Ra2 67. Ra5 Ra1 68. g4 Rf1+ 69. Bf2 Re1 70. Bxe1 1-0
2022.08.23 3rd Tras-os-Montes Open
1199778 Levin, Guy (2352) Katz, Alexander (2412) 1/2-1/2
1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 c6 7. b3 Nbd7 8. Nbd2 Ne4 9. Nb1 Nef6 10. Nbd2 Ne4 11. Nb1 Nef6 1/2-1/2
2022.08.22 3rd Tras-os-Montes Open
1199749 Katz, Alexander (2412) Prusikin, M (2518) 1/2-1/2
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. a4 c5 13. d5 c4 14. Bc2 Qc7 15. Nf1 Nc5 16. Ng3 g6 17. Bg5 Rfe8 18. Qd2 Nfd7 19. h4 Bxg5 20. hxg5 f6 21. Ra3 Rab8 22. Rea1 Bc8 23. axb5 axb5 24. gxf6 Nxf6 25. Qg5 Qg7 26. Ra7 Bd7 27. Nd2 Re7 28. f3 Rf8 29. Qe3 g5 30. Rf1 Kh8 31. b4 cxb3 1/2-1/2
2022.08.21 3rd Tras-os-Montes Open
1205592 Checa, Nicolas (2526) Katz, Alexander (2412) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 Nbd7 9. Bf4 b6 10. Nc3 dxc4 11. Nd2 Nd5 12. Nxc4 Ba6 13. Qa4 Bxc4 14. Qxc4 Rc8 15. Bd2 b5 16. Qb3 N7b6 17. Rfd1 Nc4 18. Be1 Qb6 19. Ne4 Rfd8 20. Qc2 Nb4 21. Bxb4 Bxb4 22. e3 Be7 23. Bf1 Nd6 24. Nc5 Nb7 25. b4 Nxc5 26. dxc5 Qc7 27. Bg2 a5 28. a3 g6 29. Bf3 Bf6 30. Rab1 Kf8 31. Qe4 Rxd1+ 32. Rxd1 axb4 33. axb4 Qe5 34. Qb1 Qb2 35. Qe4 Qe5 36. Qb1 Qb2 37. Qxb2 Bxb2 38. Rb1 Be5 39. Kf1 Ke7 40. Rb3 Kd7 41. Rd3+ Kc7 42. Ra3 Kd7 43. Ke2 f5 44. Kd2 Bb8 45. Ra6 Be5 46. Bg2 Bf6 47. Kc2 Be5 48. Ra3 g5 49. Ra7+ Rc7 50. Ra8 g4 51. h3 h5 52. f4 gxf3 53. Bxf3 Bxg3 54. Bxh5 Be1 1/2-1/2
2022.08.20 3rd Tras-os-Montes Open
1205537 Seo, Jung Min (2514) Katz, Alexander (2412) 1/2-1/2
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 Nh5 8. Bd3 Nxf4 9. exf4 b6 10. b4 a5 11. a3 c6 12. O-O Ba6 13. Bxa6 Rxa6 14. Qd3 b5 15. g3 Qc7 16. Kg2 Rfa8 17. Rab1 axb4 18. axb4 Ra3 19. Qc2 Bf6 20. Rb3 h6 21. h4 Rxb3 22. Qxb3 Qa7 23. Rb1 Qa3 24. Qc2 h5 25. Rb3 Qa1 26. Rb1 Qa3 27. Rb2 Qa1 28. Nd2 Qa7 29. Ra2 Qb8 30. Nf3 Ra7 31. Qb2 Qa8 32. Rxa7 Qxa7 33. Ne2 Qa4 34. Nc3 Qa7 35. Ne2 Qa4 36. Nc3 1/2-1/2
2022.08.20 3rd Tras-os-Montes Open
1205568 Katz, Alexander (2412) Pinto, Daniel (2271) 1-0
1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. d3 O-O 8. a3 a5 9. Rb1 d6 10. Ne1 Be6 11. Nc2 d5 12. cxd5 Nxd5 13. Ne3 Nde7 14. Nc4 Rb8 15. Nb5 Nd4 16. Nxd4 cxd4 17. Bd2 b6 18. b4 axb4 19. Bxb4 Bxc4 20. dxc4 Qd7 21. e3 Rfc8 22. exd4 exd4 23. Re1 Nc6 24. Qa4 Rc7 25. Bd2 Bf8 26. Bf4 Bd6 27. Bxd6 Qxd6 28. c5 bxc5 29. Rxb8+ Nxb8 30. Re8+ Kg7 31. Rxb8 d3 32. Bf3 c4 33. Qe8 c3 34. Qg8+ Kh6 35. Rb4 c2 36. Rh4+ Kg5 37. Qg7 c1=Q+ 38. Kg2 Kf5 39. Bg4+ Kg5 40. f4+ Qcxf4 41. gxf4+ Kxf4 42. Bh3+ Ke3 43. Qh6+ Ke2 44. Bg4+ Ke1 45. Qe3# 1-0
2022.08.19 3rd Tras-os-Montes Open
1205508 Katz, Alexander (2412) Quesada Perez, Ya (2574) 1/2-1/2
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 Qc7 8. O-O Nf6 9. Qf3 Bd6 10. h3 Rg8 11. Ne2 Be5 12. Bf4 g5 13. Bxe5 Qxe5 14. Qg3 d6 15. Qxe5 dxe5 16. Nc3 c5 17. Na4 Nd7 18. b3 Bb7 19. Rfd1 Ke7 20. Rd2 Bc6 21. Nb2 Nb6 22. a4 a5 23. f3 Rgd8 24. Rad1 Rd4 25. c3 Rd6 26. Kf2 Rad8 27. Ke3 Bb7 28. Bb5 Rxd2 29. Rxd2 Rxd2 30. Kxd2 Kd6 31. Ke3 h5 32. Nd3 h4 33. Nb2 1/2-1/2
2022.08.18 3rd Tras-os-Montes Open
1205466 Katz, Alexander (2412) Grezels, Florian (2221) 1-0
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Bf4 d6 6. Nxc6 bxc6 7. c4 e5 8. Be3 Nf6 9. Nc3 Be7 10. Be2 O-O 11. O-O Be6 12. Qa4 Qc8 13. Rfd1 Qb7 14. Rd2 Ng4 15. Bxg4 Bxg4 16. f3 Be6 17. Rad1 a5 18. Ne2 Rfd8 19. Qc2 Qb4 20. Rc1 d5 21. cxd5 cxd5 22. exd5 Rxd5 23. Rxd5 Bxd5 24. Nc3 Be6 25. a3 Qb7 26. Qe4 Qxe4 27. Nxe4 Rb8 28. Bc5 Bxc5+ 29. Nxc5 Rxb2 30. Nxe6 fxe6 31. Rc5 Ra2 32. Rxa5 Kf7 33. h4 Kf6 34. Kh2 h5 35. Kg3 Re2 36. Ra4 g6 37. Re4 Ra2 38. Re3 Kf5 39. Kh3 Kf4 40. Re4+ Kf5 41. a4 Ra3 42. Kg3 Ra2 43. Rb4 Kf6 44. Kh2 Kf5 45. Kh3 Ra3 46. Kg3 Ra2 47. Kh2 Rc2 48. Kh3 Rc3 49. a5 Ra3 50. Rb5 Kf4 51. Kh2 Ra4 52. Rc5 Ra2 53. Kh3 Ra4 54. Rc8 e4 55. fxe4 Kxe4 56. Rg8 Rxa5 57. Rxg6 Re5 58. g4 hxg4+ 59. Kxg4 Kd5 60. Rg5 Rxg5+ 61. hxg5 e5 62. Kf5 Kd6 63. g6 Ke7 64. Kxe5 Ke8 65. Ke6 Kf8 66. Kf6 Kg8 67. g7 1-0
2022.08.18 3rd Tras-os-Montes Open
1205487 Silva, Mi3 (2207) Katz, Alexander (2412) 0-1
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. O-O O-O 8. Bg5 Nc6 9. e3 h6 10. Bxf6 Qxf6 11. a3 Bd6 12. Nfd2 e5 13. d5 Ne7 14. Nc3 Bd7 15. Nxc4 b5 16. Ne4 Qg6 17. Nexd6 cxd6 18. Nb6 Bg4 19. f3 Rab8 20. fxg4 Rxb6 21. Rc1 Rb7 22. e4 Rc8 23. Qe2 Qg5 24. Rxc8+ Nxc8 25. h4 Qd8 26. Rc1 Qb6+ 27. Kh2 Ne7 28. Qc2 b4 29. a4 Qe3 30. Rf1 Qa7 31. Rc1 Qe3 32. Rf1 Qb6 33. Rc1 Qd4 34. Qe2 Qa7 35. Qc2 b3 36. Qc3 g6 37. Qd2 Kg7 38. Rc4 Ng8 39. g5 hxg5 40. hxg5 Rc7 41. Bf1 f6 42. Rc6 fxg5 43. Qxg5 Nf6 44. Bg2 Rd7 45. Rc3 Rd8 46. g4 Rh8+ 47. Kg3 Nxe4+ 0-1
2022.08.17 3rd Tras-os-Montes Open
1205441 Huber, St2 (1894) Katz, Alexander (2412) 0-1
1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Nc6 6. Na3 Bg4 7. Be2 cxd4 8. Nb5 O-O-O 9. Nbxd4 e5 10. Nxc6 Qxc6 11. Qb3 Bc5 12. O-O Qe4 13. Qc4 Qxc4 14. Bxc4 Ne4 15. Be2 f6 16. Be3 Bxe3 17. fxe3 Rd6 18. Rad1 Rb6 19. Bd3 Nd6 20. Be2 Rxb2 0-1