FEN
[Event "February Swiss Mega"]
[Site "https://cohenchessclub.com/3Q1z1Fw4"]
[Date "2023.02.19"]
[White "Sasha"]
[Black "WO1000"]
[Result "1-0"]
[UTCDate "2023.02.19"]
[UTCTime "20:46:02"]
[WhiteElo "1520"]
[BlackElo "1708"]
[WhiteRatingDiff "+9"]
[BlackRatingDiff "-10"]
[WhiteTitle "IM🧁"]
[BlackTitle "GM👑"]
[Variant "Standard"]
[TimeControl "600+0"]
[ECO "A40"]
[Opening "Horwitz Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 e6 { A40 Horwitz Defense } 2. Nf3 d5 3. Bf4 Nc6?! { (0.15 → 0.83) Inaccuracy. Nf6 was best. } (3... Nf6 4. e3 c5 5. Nbd2 Nc6 6. c3 Nh5 7. Bg5 f6 8. Bh4 g6 9. a3 cxd4 10. cxd4) 4. e3 Nf6 5. Bb5 Bd7 6. Bxc6?! { (0.57 → -0.15) Inaccuracy. Nbd2 was best. } (6. Nbd2 Bd6 7. c3 O-O 8. Bd3 Nh5 9. Bg5 f6 10. Ne5 Be8 11. Nxc6 bxc6 12. Bh4 g6) 6... Bxc6 7. Bg5 Be7 8. Bxf6 Bxf6 9. c3 O-O 10. Nbd2 Bb5 11. a4 Bc6 12. O-O a5 13. Re1 b6 14. Nb3?! { (-0.38 → -1.00) Inaccuracy. e4 was best. } (14. e4 dxe4 15. Nxe4 Be7 16. Re3 Bb7 17. Qe2 c5 18. dxc5 bxc5 19. c4 Qc7 20. Nc3 Qc6) 14... b5?? { (-1.00 → 1.74) Blunder. Be7 was best. } (14... Be7 15. Nbd2) 15. axb5 Bxb5 16. Nxa5 c6 17. Nb7 Qc7 18. Rxa8?! { (1.52 → 0.75) Inaccuracy. Nc5 was best. } (18. Nc5 Be7) 18... Rxa8 19. Nc5 Be7 20. Nb3 Ba4 21. Qa1 g6?? { (0.57 → 2.21) Blunder. Qb7 was best. } (21... Qb7 22. Nc5) 22. Nc5 Bxc5 23. dxc5 Ra5?! { (2.68 → 3.46) Inaccuracy. Qb7 was best. } (23... Qb7 24. b4) 24. b4 Ra8?! { (4.12 → 5.86) Inaccuracy. Ra7 was best. } (24... Ra7 25. Qb2) 25. Re2 Kg7 26. Ra2 Qa7 27. Ne5 f6 28. Nxc6 Qa6 29. Nd4 e5 30. Nb3 h5 31. c6 Qxc6 32. Nc5 Bb5 33. Rxa8 d4 34. exd4 exd4 35. cxd4 Qd5 36. Qa7+ Kh6 37. Rh8+ Kg5 38. Qa3 h4 39. Qe3+ Kf5 40. Qf3+? { (Mate in 4 → 9.08) Lost forced checkmate sequence. Qh3+ was best. } (40. Qh3+ Kg5 41. f4+ Kxf4 42. Rxh4+ Kg5 43. Qg4#) 40... Qxf3 41. gxf3 Kf4 42. Rxh4+ Kxf3 43. Rh3+ Kg4 44. Re3 Kf4 45. Re1 g5 46. Rd1 f5 47. d5 Be8?! { (13.01 → Mate in 17) Checkmate is now unavoidable. Be2 was best. } (47... Be2 48. Re1) 48. d6?! { (Mate in 17 → 60.56) Lost forced checkmate sequence. Re1 was best. } (48. Re1) 48... g4 49. d7 Bxd7 50. Nxd7 Kf3 51. Ne5+?! { (Mate in 11 → 66.68) Lost forced checkmate sequence. Rd4 was best. } (51. Rd4 Ke2 52. b5 f4 53. Rxf4 g3 54. hxg3 Kd2 55. b6 Kc3 56. b7 Kb2 57. b8=Q+ Kc3) 51... Kf4?! { (66.68 → Mate in 10) Checkmate is now unavoidable. Ke4 was best. } (51... Ke4 52. Re1+) 52. Ng6+?! { (Mate in 10 → 68.16) Lost forced checkmate sequence. Re1 was best. } (52. Re1 Kg5 53. b5 g3 54. b6 gxh2+ 55. Kxh2 f4 56. b7 Kf6 57. b8=Q Ke7 58. Qb6 Kf8) 52... Kg5 53. Ne5 f4 54. Rb1 Kh4?! { (71.82 → Mate in 10) Checkmate is now unavoidable. Kf5 was best. } (54... Kf5 55. Re1) 55. b5 Kh3 56. b6 g3 57. hxg3 fxg3 58. fxg3 Kxg3 59. b7 Kh4 60. b8=Q Kg3 61. Qg8+ Kf4 62. Ng6+ Kf5 63. Rb5+ Ke4 64. Qe6+ Kf3 65. Rf5+ Kg4 66. Qe4+ Kh3 67. Rf3# { White wins by checkmate. } 1-0