CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/a8xSQrDV"] [Date "2023.02.11"] [White "Nikolai"] [Black "Sasha"] [Result "1-0"] [UTCDate "2023.02.11"] [UTCTime "18:28:57"] [WhiteElo "1139"] [BlackElo "1515"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-12"] [BlackTitle "IM🧁"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D02"] [Opening "Queen's Pawn Game: London System"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nf6 2. Nf3 d5 3. Bf4 { D02 Queen's Pawn Game: London System } Nc6?! { (0.06 → 0.58) Inaccuracy. c5 was best. } (3... c5 4. e3 Nc6 5. c3 Qb6 6. Qc2 Nh5 7. dxc5 Qxc5 8. Be5) 4. Bg5? { (0.58 → -0.59) Mistake. e3 was best. } (4. e3 Bg4 5. c4 e6 6. Nc3 Bb4 7. h3 Bh5 8. Qb3 dxc4 9. Bxc4 Nd5 10. Bxd5 Qxd5) 4... Nd7? { (-0.59 → 0.57) Mistake. Ne4 was best. } (4... Ne4 5. Be3 Bf5 6. c3 e6 7. g3 Be7 8. Nbd2 Qd7 9. Bg2 O-O-O 10. Rc1 h5 11. h4) 5. e3 h6 6. Bf4 Nf6 7. Be5?! { (0.87 → -0.05) Inaccuracy. c4 was best. } (7. c4 e6 8. Nc3 Bd6 9. Bxd6 Qxd6 10. c5 Qe7 11. Bb5 Bd7 12. O-O O-O 13. a3 Ne4) 7... Nxe5 8. dxe5 Ng4?? { (-0.21 → 5.28) Blunder. Ne4 was best. } (8... Ne4) 9. Be2?? { (5.28 → 1.26) Blunder. h3 was best. } (9. h3 Nxe3) 9... f6?? { (1.26 → 5.87) Blunder. h5 was best. } (9... h5 10. c4) 10. exf6?? { (5.87 → 1.68) Blunder. h3 was best. } (10. h3 Nxf2 11. Kxf2 e6 12. Qd3 f5 13. a4 Be7 14. Rf1 O-O 15. Nbd2 Bd7 16. c4 Be8) 10... Nxf6? { (1.68 → 2.95) Mistake. e6 was best. } (10... e6 11. fxg7 Bxg7 12. Nbd2 O-O 13. O-O Bxb2 14. Rb1 Bg7 15. c4 b6 16. Qc2 c5 17. h3) 11. O-O?! { (2.95 → 2.27) Inaccuracy. Ne5 was best. } (11. Ne5 g6) 11... Bg4 12. h3?! { (2.33 → 1.40) Inaccuracy. Ne5 was best. } (12. Ne5 Bxe2) 12... Bxf3 13. Bxf3 e6 14. Nc3? { (1.47 → 0.00) Mistake. e4 was best. } (14. e4) 14... Bb4?! { (0.00 → 1.00) Inaccuracy. Qd7 was best. } (14... Qd7 15. Ne2 O-O-O 16. c4 Kb8 17. Qc2 g5 18. Rad1 h5 19. Qg6 Qg7 20. Qxg7 Bxg7 21. Nd4) 15. Qd2? { (1.00 → -0.44) Mistake. a3 was best. } (15. a3) 15... Bxc3? { (-0.44 → 0.62) Mistake. c6 was best. } (15... c6) 16. Qxc3 O-O 17. Qe1 d4?? { (0.27 → 3.79) Blunder. c6 was best. } (17... c6) 18. exd4 Qxd4 19. Qe3?? { (3.67 → -0.29) Blunder. Qxe6+ was best. } (19. Qxe6+ Kh8 20. c3 Qc5 21. Rfe1 Rae8 22. Qb3 b6 23. Qa4 a5 24. a3 Rxe1+ 25. Rxe1 Rd8) 19... Qxe3 20. fxe3 c6 21. Rfe1 Rfd8 22. Red1 Rxd1+ 23. Rxd1 Nd5?? { (-0.53 → 1.30) Blunder. e5 was best. } (23... e5) 24. Bxd5? { (1.30 → 0.21) Mistake. e4 was best. } (24. e4 Nf6 25. e5 Nd5 26. b3 Kf7 27. c4 Nb6 28. Rd6 Ke7 29. Bg4 Nd7 30. Kf2 Rf8+) 24... exd5 25. g4?! { (0.39 → -0.25) Inaccuracy. e4 was best. } (25. e4) 25... Kf7 26. Kg2 Re8 27. Kf3 Kg6 28. Re1?! { (-0.07 → -0.73) Inaccuracy. Rd4 was best. } (28. Rd4 Rf8+) 28... Kg5 29. e4?? { (-0.58 → -4.98) Blunder. Rd1 was best. } (29. Rd1 Re4 30. Rd4 Rxd4 31. exd4 Kh4 32. Kg2 a5 33. a3 b6 34. b3 g6 35. c3 h5) 29... dxe4+? { (-4.98 → -3.09) Mistake. Rxe4 was best. } (29... Rxe4) 30. Rxe4?? { (-3.09 → -6.30) Blunder. Kg3 was best. } (30. Kg3 e3) 30... Rxe4 31. Kxe4 Kh4 32. Kf3 Kxh3 33. Kf4 Kh4 34. b4 g5+ 35. Kf3 Kh3 36. c4 Kh2 37. a4 Kg1?? { (-7.15 → 0.00) Blunder. Kh3 was best. } (37... Kh3 38. a5 a6 39. Ke4 Kxg4 40. Ke5 h5 41. Kd6 h4 42. Kc7 h3 43. Kxb7 h2 44. Kxa6) 38. b5?? { (0.00 → -2.37) Blunder. Kg3 was best. } (38. Kg3 Kf1 39. Kf3 Ke1 40. Ke3 a6 41. a5 Kf1 42. Kf3 Kg1 43. Kg3 Kf1) 38... cxb5?? { (-2.37 → 0.00) Blunder. Kh2 was best. } (38... Kh2 39. c5) 39. axb5 Kf1?? { (0.00 → 9.50) Blunder. b6 was best. } (39... b6 40. Kg3 Kf1 41. Kf3) 40. c5 Ke1 41. c6 Kd2 42. cxb7 Kc3 43. b8=Q Kc4 44. Qb7 Kc5 45. Ke4?! { (Mate in 12 → 72.93) Lost forced checkmate sequence. Qxa7+ was best. } (45. Qxa7+ Kxb5 46. Qg7 Kc6 47. Qxh6+ Kd5 48. Qxg5+ Kc6 49. Qe7 Kb6 50. g5 Ka5 51. g6 Ka4) 45... Kd6?! { (72.93 → Mate in 6) Checkmate is now unavoidable. Kc4 was best. } (45... Kc4 46. Kf5) 46. Kf5 Kc5 47. Kg6 Kb4 48. Kxh6 Kc3 49. Kxg5 Kd3 50. Kh5 Ke3 51. g5 { Black resigns. } 1-0