CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/O614qwhQ"] [Date "2024.08.31"] [White "Sasha"] [Black "Matilda"] [Result "1-0"] [UTCDate "2024.08.31"] [UTCTime "17:22:48"] [WhiteElo "1618"] [BlackElo "1493"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-6"] [WhiteTitle "IM🧁"] [BlackTitle "⛸"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D02"] [Opening "Queen's Pawn Game: Chigorin Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nf3 Nc6?! { (0.21 → 0.79) Inaccuracy. Nf6 was best. } { D02 Queen's Pawn Game: Chigorin Variation } (2... Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. Be2) 3. Bf4 Bf5 4. e3 e6 5. c3 Be7 6. Bd3 Bxd3 7. Qxd3 Nf6 8. O-O Qd7 9. Re1 O-O-O? { (0.13 → 1.27) Mistake. Ne4 was best. } (9... Ne4 10. b4) 10. Nbd2 h6 11. e4? { (1.55 → 0.05) Mistake. b4 was best. } (11. b4 g5 12. b5 gxf4 13. bxc6 Qxc6 14. exf4 Bd6 15. g3 Rhg8 16. Ne5 Bxe5 17. fxe5 Nd7) 11... dxe4 12. Nxe4 Nxe4 13. Qxe4 f5?? { (0.29 → 3.16) Blunder. g5 was best. } (13... g5 14. Ne5 Qe8 15. Nxc6 Qxc6 16. Qxc6 bxc6 17. Be5 Rhe8 18. g4 Rd5 19. Kg2 f6 20. Bg3) 14. Qd3? { (3.16 → 1.41) Mistake. Qxe6 was best. } (14. Qxe6 g5) 14... g5 15. Be5? { (1.61 → 0.18) Mistake. Ne5 was best. } (15. Ne5 Nxe5) 15... Nxe5?? { (0.18 → 3.12) Blunder. Rhg8 was best. } (15... Rhg8) 16. Nxe5 Qd5?? { (2.96 → 7.08) Blunder. Qe8 was best. } (16... Qe8 17. Nc4 Bd6 18. Qe3 Qd7 19. Qxe6 Rde8 20. Qg6 Reg8 21. Qh5 g4 22. Ne5 Bxe5 23. Rxe5) 17. Nf7 Rhg8 18. Nxd8 g4 19. g3 Bxd8 20. c4 Qd6 21. b3 h5 22. Qe3 Re8 23. d5 e5 24. Qxa7 h4 25. Qa8+ Kd7 26. Qa7 hxg3 27. hxg3 Rh8 28. c5?? { (7.08 → -8.07) Blunder. Qxb7 was best. } (28. Qxb7 Be7 29. c5 Qxc5 30. Rac1 Qb6 31. Qxb6 cxb6 32. Rxe5 f4 33. gxf4 Bc5 34. b4 Bxb4) 28... Qh6?? { (-8.07 → -0.54) Blunder. Qxd5 was best. } (28... Qxd5) 29. Qa4+?? { (-0.54 → -9.78) Blunder. c6+ was best. } (29. c6+ bxc6 30. Kf1 Qh1+ 31. Ke2 Qf3+ 32. Kd2 Rh2 33. dxc6+ Qxc6 34. Qe3 Be7 35. Rac1 Bg5) 29... c6 30. dxc6+ bxc6?? { (-9.11 → 7.64) Blunder. Kc7 was best. } (30... Kc7 31. Qa5+) 31. Qa7+?? { (7.64 → -3.07) Blunder. Rad1+ was best. } (31. Rad1+ Kc8 32. Qa8+ Kc7 33. Qa7+ Kc8 34. Qd7+ Kb8 35. Qd6+ Bc7 36. Qxh6 Rxh6 37. Rd7 Rf6) 31... Ke8?? { (-3.07 → 7.70) Blunder. Ke6 was best. } (31... Ke6) 32. Rxe5+ Kf8 33. Rxf5+ Bf6 34. Qb8+ Kg7 35. Qc7+ Kg6 36. Rxf6+ Kxf6 37. Qxc6+ Kg5 38. Qxh6+ Rxh6 39. a4 Kf5 40. Kf1?? { (10.65 → -3.52) Blunder. b4 was best. } (40. b4 Ke4 41. Rc1 Kd5 42. b5 Rh7 43. a5 Rc7 44. a6 Ra7 45. c6 Rc7 46. Rb1 Rc8) 40... Rh1+ 41. Ke2 Rxa1 42. f3? { (-3.44 → -5.69) Mistake. Kd3 was best. } (42. Kd3) 42... gxf3+ 43. Kxf3 Ra2?! { (-5.65 → -3.70) Inaccuracy. Ra3 was best. } (43... Ra3) 44. g4+ Kg5?? { (-4.51 → -1.44) Blunder. Ke5 was best. } (44... Ke5) 45. Kg3?? { (-1.44 → -4.97) Blunder. Ke4 was best. } (45. Ke4 Kf6 46. Kd5 Ke7 47. g5 Rb2 48. Kc4 Rg2 49. b4 Rg4+ 50. Kb3 Rxg5 51. Kc4 Rg4+) 45... Ra3 46. Kf3 Rxb3+ 47. Ke4 Rc3 48. Kd5 Kxg4?? { (-4.72 → 0.00) Blunder. Kf6 was best. } (48... Kf6) 49. c6 Kf5 50. Kd6 Kf6 51. Kd7 Rd3+ 52. Ke8 Rd6?? { (0.00 → 7.33) Blunder. Rc3 was best. } (52... Rc3 53. Kd7 Rd3+ 54. Ke8) 53. c7 Re6+ 54. Kd7 Re7+ 55. Kd8 Rf7 56. c8=Q Rf8+ 57. Kc7 Rxc8+ 58. Kxc8 Ke6?! { (23.87 → Mate in 25) Checkmate is now unavoidable. Ke5 was best. } (58... Ke5) 59. a5 Kd6?! { (11.24 → Mate in 42) Checkmate is now unavoidable. Kd5 was best. } (59... Kd5) 60. Kb7?! { (Mate in 42 → 40.37) Lost forced checkmate sequence. Kb8 was best. } (60. Kb8) 60... Kc5?! { (40.37 → Mate in 17) Checkmate is now unavoidable. Ke5 was best. } (60... Ke5) 61. a6 Kb5 62. a7 Ka5 63. a8=Q+ Kb5 64. Qa6+ Kc5 65. Qc6+ Kb4 66. Kb6 Ka3 67. Qb5 Ka2 68. Qb4 Ka1 69. Kc5 Ka2 70. Kc4 Ka1 71. Kc3 Ka2 72. Kc2 Ka1 73. Qb2# { White wins by checkmate. } 1-0