CohenChessClub.com

[Event "October Chess Megatournament"] [Site "https://cohenchessclub.com/NA6w2cuB"] [Date "2023.10.15"] [White "Nate"] [Black "snakeywaters"] [Result "0-1"] [UTCDate "2023.10.15"] [UTCTime "19:34:57"] [WhiteElo "1915"] [BlackElo "1681"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+14"] [WhiteTitle "GM🥉"] [BlackTitle "㎝"] [Variant "Standard"] [TimeControl "600+1"] [ECO "B07"] [Opening "Czech Defense"] [Termination "Time forfeit"] [Annotator "cohenchessclub.com"] 1. e4 d6 2. d4 Nf6 3. Nc3 c6 { B07 Czech Defense } 4. Nf3 Qa5 5. Bd2 Qc7 6. Bd3?! { (1.30 → 0.77) Inaccuracy. e5 was best. } (6. e5 dxe5) 6... e5 7. dxe5?! { (0.81 → -0.02) Inaccuracy. h3 was best. } (7. h3) 7... dxe5 8. Bc4 Bc5 9. h3 O-O 10. Bg5 Nbd7 11. O-O h6 12. Bh4 Nb6?! { (-0.94 → -0.26) Inaccuracy. b5 was best. } (12... b5 13. Bd3 Nh5 14. a4 b4 15. Ne2 Re8 16. Nc1 a5 17. Re1 Bf8 18. Bf1 g5 19. Nd2) 13. Bxf6? { (-0.26 → -1.31) Mistake. Bb3 was best. } (13. Bb3 Nh5 14. Ne1 Nf4 15. Nd3 Bd6 16. Re1 Re8 17. Bg3 Nxd3 18. Qxd3 Be6 19. Bxe6 Rxe6) 13... Nxc4 14. Bh4?? { (-1.05 → -4.89) Blunder. b3 was best. } (14. b3 gxf6 15. bxc4 Be6 16. Rb1 Kh7 17. Nh4 Rg8 18. Qf3 Rg5 19. Rfd1 Rag8 20. Na4 Be7) 14... Be6?? { (-4.89 → -1.69) Blunder. Nxb2 was best. } (14... Nxb2) 15. b3 Nb6?! { (-1.80 → -1.21) Inaccuracy. Nd6 was best. } (15... Nd6) 16. Ne2 f6 17. c4 Rad8 18. Qc2 Nc8 19. Rad1 Ne7 20. Rxd8 Rxd8 21. Rb1 Ng6 22. b4? { (-1.57 → -2.87) Mistake. Bg3 was best. } (22. Bg3 h5) 22... Bd4?? { (-2.87 → -0.34) Blunder. Be7 was best. } (22... Be7 23. Bg3 Qd7 24. c5 Qd3 25. Qxd3 Rxd3 26. Ne1 Rd2 27. Nc3 Rd4 28. Kh2 Rc4 29. Rb3) 23. Nexd4 exd4 24. Rd1?? { (-0.41 → -2.77) Blunder. Bg3 was best. } (24. Bg3 d3 25. Qc3 Qf7 26. Nd2 b5 27. cxb5 cxb5 28. Qc6 f5 29. f3 Qf6 30. Qxb5 Qg5) 24... c5?? { (-2.77 → -0.96) Blunder. Nxh4 was best. } (24... Nxh4) 25. Bg3 Qc6 26. bxc5 Qxc5 27. Qd2?! { (-1.04 → -1.88) Inaccuracy. Qb2 was best. } (27. Qb2 Qxc4) 27... Bxc4?! { (-1.88 → -1.13) Inaccuracy. Qxc4 was best. } (27... Qxc4) 28. Nxd4 Ne7?! { (-1.13 → -0.18) Inaccuracy. Ne5 was best. } (28... Ne5 29. Bf4 Bf7 30. Qb2 Qa5 31. Be3 Rd7 32. Qc2 Nc4 33. Nf5 Rxd1+ 34. Qxd1 Nxe3 35. fxe3) 29. Qc3?? { (-0.18 → -6.53) Blunder. Bf4 was best. } (29. Bf4) 29... Nc6 30. Nb3 Rxd1+ 31. Kh2 Qb4 32. Qc2 Bxb3 33. axb3 Rd2 34. Qc1 Nd4 35. f3 Nxf3+ 36. Kh1 Nd4 37. Be1 Nxb3 38. Bxd2 Qxd2 39. Qc4+ Kh7 40. Qxb3 Qc1+ 41. Kh2 Qf4+ 42. Kh1 Qxe4 43. Qd1 { White offers draw } 43... b5 44. Qc1 b4 45. Qb2 a5 46. Qa2 Qe1+ 47. Kh2 Qe5+ 48. Kh1 Qb5 49. Qc2+ Kh8 50. Qc8+ Kh7 51. Qc2+ g6 52. Qc7+ Kg8 53. Qc8+ Kf7 54. Qc7+ Ke6 55. Qc2 f5 56. Qd1 a4 57. Qe1+ Kf6 58. Qd2 g5 59. Qd6+ Kg7?! { (-7.59 → -4.77) Inaccuracy. Kf7 was best. } (59... Kf7 60. Qc7+) 60. Qe7+ Kg6 61. Qe6+ Kh5?? { (-5.50 → -1.33) Blunder. Kg7 was best. } (61... Kg7) 62. Qf7+?? { (-1.33 → -7.65) Blunder. Kh2 was best. } (62. Kh2 Qb8+) 62... Kh4 63. Qa2 b3 64. Qf2+ Kh5 65. Qf3+ Kg6 66. Qd1 b2 67. Qd6+ Kh5 68. Qd1+ Kg6 69. Qd6+ Kf7 70. Qd7+?! { (-13.30 → Mate in 5) Checkmate is now unavoidable. Qc7+ was best. } (70. Qc7+ Ke6 71. Qc8+ Kd6 72. Qf8+ Ke5 73. Kh2 b1=Q 74. h4 Qc1 75. Qe7+ Kd5 76. Qd8+ Ke4) 70... Kf6?? { (Mate in 5 → 5.93) Lost forced checkmate sequence. Qxd7 was best. } (70... Qxd7 71. Kh2 Qd6+ 72. Kg1 b1=Q+ 73. Kf2 Qd4+ 74. Ke2 Qbd1#) 71. Qd4+?? { (5.93 → -21.33) Blunder. Qxb5 was best. } (71. Qxb5 a3 72. g3 Ke6 73. Kg2 Kf6 74. Kf2 Ke6 75. Ke3 h5 76. Kd4 f4 77. gxf4 g4) 71... Qe5 72. Qb6+ Ke7 73. Qb7+ Kd6?? { (-11.42 → -2.92) Blunder. Kf6 was best. } (73... Kf6 74. Kg1 Qe3+ 75. Kh2 a3 76. Qa6+ Qe6 77. Qxa3 b1=Q 78. Qf3 Qbe1 79. Qg3 Q1e4 80. Qc3+) 74. Qb6+?? { (-2.92 → -11.45) Blunder. Qb8+ was best. } (74. Qb8+ Kd7) 74... Kd5?? { (-11.45 → -2.74) Blunder. Ke7 was best. } (74... Ke7) 75. Qb5+ Ke4 76. Qb4+?? { (-2.86 → -16.07) Blunder. Qe2+ was best. } (76. Qe2+ Kd5 77. Qb5+ Ke6 78. Qe8+ Kd6 79. Qb8+ Kd7 80. Qxe5 b1=Q+ 81. Kh2 Qd3 82. Qg7+ Kc6) 76... Kd5?? { (-16.07 → -2.75) Blunder. Kd3 was best. } (76... Kd3) 77. Qb5+ Ke4?? { (-2.70 → 0.00) Blunder. Ke6 was best. } (77... Ke6 78. Qe8+ Kd6 79. Qb8+ Kd7 80. Qxe5 b1=Q+ 81. Kh2 Qd3 82. Qb2 a3 83. Qb7+ Kd6 84. Qc8) 78. Qb4+?? { (0.00 → -15.24) Blunder. Qe2+ was best. } (78. Qe2+ Kd4 79. Qxb2+ Ke4 80. Qe2+ Kd5 81. Qb5+ Ke6 82. Qe8+ Kd6 83. Qb8+ Ke6) 78... Kd3 79. Qa3+ Kc2 { Black wins on time. } 0-1