CohenChessClub.com

[Event "October Chess Megatournament"] [Site "https://cohenchessclub.com/CbClPqlK"] [Date "2022.10.22"] [White "Oskar"] [Black "Beckett2"] [Result "1-0"] [UTCDate "2022.10.22"] [UTCTime "20:25:20"] [WhiteElo "1902"] [BlackElo "1621"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-2"] [WhiteTitle "GM🦃"] [BlackTitle "GM🍏"] [Variant "Standard"] [TimeControl "900+0"] [ECO "A45"] [Opening "Indian Defense: Omega Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nf6 2. e4? { (0.60 → -0.90) Mistake. Nf3 was best. } { A45 Indian Defense: Omega Gambit } (2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. Bg5 O-O 6. e3 c5) 2... d5?? { (-0.90 → 0.96) Blunder. Nxe4 was best. } (2... Nxe4) 3. e5 Nfd7 4. Nc3?! { (0.96 → 0.19) Inaccuracy. Nf3 was best. } (4. Nf3 e6) 4... f6?? { (0.19 → 2.45) Blunder. c5 was best. } (4... c5) 5. Nf3? { (2.45 → 1.08) Mistake. Nxd5 was best. } (5. Nxd5) 5... fxe5?? { (1.08 → 4.06) Blunder. e6 was best. } (5... e6 6. Bd3) 6. Nxd5? { (4.06 → 2.25) Mistake. Ng5 was best. } (6. Ng5 Nb6) 6... exd4?? { (2.25 → 4.59) Blunder. Nf6 was best. } (6... Nf6) 7. Nxd4? { (4.59 → 2.78) Mistake. Bf4 was best. } (7. Bf4 Ne5 8. Qxd4 Nbc6 9. Bb5 Be6 10. O-O-O Qxd5 11. Qa4 Qxa2 12. Qxa2 Bxa2 13. Nxe5 a6) 7... Nc6?? { (2.78 → 12.31) Blunder. Nf6 was best. } (7... Nf6 8. Nxf6+ exf6 9. Bf4 Nd7 10. Qe2+ Ne5 11. Bxe5 fxe5 12. Qh5+ g6 13. Bb5+ Bd7 14. Bxd7+) 8. Nxc6?? { (12.31 → 2.93) Blunder. Ne6 was best. } (8. Ne6 Rb8) 8... bxc6 9. Nc3 Nf6 10. Qxd8+ Kxd8 11. Bg5?! { (3.13 → 2.24) Inaccuracy. Bf4 was best. } (11. Bf4) 11... e5 12. O-O-O+ Bd7?! { (2.29 → 3.46) Inaccuracy. Bd6 was best. } (12... Bd6 13. Bh4 Ke7 14. Bd3 Kf7 15. Rhe1 h6 16. Bg3 Re8 17. Be4 Bd7 18. Bf3 a5 19. Ne4) 13. Bxf6+?? { (3.46 → 0.79) Blunder. Bc4 was best. } (13. Bc4 Bd6 14. Ne4 Ke7 15. f4 Be6 16. Rhe1 Bxc4 17. fxe5 Bxe5 18. Nxf6 gxf6 19. Rxe5+ Be6) 13... gxf6 14. Ne4 Bh6+? { (0.68 → 2.03) Mistake. f5 was best. } (14... f5 15. Ng5 Ke7 16. Bc4 Be8 17. f4 Kf6 18. Ne6 e4 19. Nxc7 Rb8 20. Rhe1 h5 21. Ne6) 15. Kb1 f5?? { (1.72 → 6.30) Blunder. Ke7 was best. } (15... Ke7) 16. Nf6? { (6.30 → 3.83) Mistake. Nc5 was best. } (16. Nc5) 16... Kc8?? { (3.83 → Mate in 2) Checkmate is now unavoidable. Ke7 was best. } (16... Ke7 17. Nxd7) 17. Nxd7? { (Mate in 2 → 8.23) Lost forced checkmate sequence. Ba6+ was best. } (17. Ba6+ Kb8 18. Nxd7#) 17... Rd8? { (8.23 → Mate in 1) Checkmate is now unavoidable. Kb7 was best. } (17... Kb7 18. Nc5+ Kb6 19. Na4+ Ka5 20. b3 Rad8 21. Be2 e4 22. Nb2 e3 23. fxe3 Rxd1+ 24. Rxd1) 18. Bc4? { (Mate in 1 → 7.98) Lost forced checkmate sequence. Ba6# was best. } (18. Ba6#) 18... Rxd7 19. Rxd7?? { (7.90 → 0.59) Blunder. Be6 was best. } (19. Be6) 19... Kxd7 20. Rd1+ Ke7 21. a3 Rd8? { (0.34 → 1.92) Mistake. e4 was best. } { Black offers draw } (21... e4 22. g3 Bg7 23. c3 Be5 24. f3 exf3 25. Re1 Kf6 26. Rf1 Kg5 27. Rxf3 Rf8 28. Rf2) 22. Re1?? { (1.92 → -0.11) Blunder. Rxd8 was best. } (22. Rxd8 Kxd8 23. Be6 Bd2 24. Bxf5 h5 25. Be4 Ke7 26. Bxc6 Be1 27. f3 h4 28. c3 Bf2) 22... Kf6 23. Bd3 e4 24. Bc4 Rd2 25. Rf1?! { (-0.55 → -1.12) Inaccuracy. Be2 was best. } (25. Be2 c5 26. c3 c4 27. g3 f4 28. Bg4 e3 29. fxe3 fxe3 30. Re2 Rd1+ 31. Kc2 Rf1) 25... e3? { (-1.12 → 0.10) Mistake. Ke5 was best. } (25... Ke5) 26. fxe3 Bxe3 27. g4?? { (0.47 → -2.23) Blunder. Bd3 was best. } (27. Bd3) 27... f4 28. h4 Rf2?? { (-2.19 → -0.35) Blunder. Rh2 was best. } (28... Rh2) 29. Rxf2 Bxf2 30. Kc1 Bxh4 31. Bg8 Kg5 32. Bxh7 Kxg4 33. Kd1 f3 34. Bd3?! { (-0.47 → -1.28) Inaccuracy. Kd2 was best. } (34. Kd2 Kg3 35. Be4 Bg5+ 36. Kd3 Bc1 37. b3 Bxa3 38. Bxc6 Bc1 39. Ba8 Bb2 40. Bd5 Kf4) 34... Kf4?! { (-1.28 → -0.66) Inaccuracy. Bf6 was best. } (34... Bf6 35. c3) 35. Kd2 f2 36. Ke2 Ke5 37. Kf1 c5 38. Kg2 Kf4 39. Kh3 Bg3 40. Kg2?! { (0.00 → -0.61) Inaccuracy. Bf1 was best. } (40. Bf1 a5 41. a4 Kf3 42. Bg2+ Ke2 43. Kxg3 f1=Q 44. Bxf1+ Kxf1 45. Kf3 Ke1 46. Ke3 Kd1) 40... Bh4 41. Kh3 Bg3 42. Kg2 f1=Q+ 43. Bxf1 Be1 44. Bd3 Ke3 45. Kf1 Bh4 46. Kg2 Bf6 47. b3 Kd4 48. Kf3 Kc3 49. a4 a6 50. Ke4 c6 51. Kf5 Bd4 { Black offers draw } 52. Ke6 Kb4 53. Bxa6 c4 54. Bxc4 c5 55. Kd5 Ka5 56. Bd3 Kb4 57. Kc6 Ka5 58. Bc4 Kb4?? { (0.10 → 8.39) Blunder. Be3 was best. } (58... Be3) 59. Kb6 Kc3 60. Bd3?? { (8.15 → 0.00) Blunder. a5 was best. } (60. a5) 60... c4+ 61. Kb5 cxd3 62. cxd3 Kxd3 63. a5 Kc3 64. b4 Kb3 65. a6 Kc3 66. Ka5 Kc4 67. b5 Kd5 68. b6 Bxb6+?? { (0.00 → 56.53) Blunder. Kc6 was best. } (68... Kc6 69. a7 Kb7 70. Kb5 Bg1 71. a8=B+ Kxa8 72. Kc6 Kb8 73. b7 Ba7 74. Kd5 Kxb7 75. Ke5) 69. Kxb6 Kd6 70. a7 Ke5 71. a8=Q Kf4 72. Qd5 Ke3 73. Kc5 Kf4 74. Kd4 Kg4 75. Qe5 Kf3 76. Qe4+ Kg3 77. Ke3 Kh3 78. Qf3+ Kh4 79. Qg2 Kh5 80. Qg3 Kh6 81. Qg4 Kh7 82. Qg5 Kh8 83. Kf4 Kh7 84. Kf5 Kh8 85. Kf6 Kh7 86. Qg7# { White wins by checkmate. } 1-0