CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/VpwFLnsa"] [Date "2026.09.28"] [White "Muriel"] [Black "Cohen"] [Result "1-0"] [UTCDate "2026.09.28"] [UTCTime "23:16:36"] [WhiteElo "1255"] [BlackElo "1272"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-15"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A45"] [Opening "Queen's Pawn Game: Chigorin Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nc3?! { (0.38 → -0.22) Inaccuracy. c4 was best. } (2. c4) 2... Nf6 { A45 Queen's Pawn Game: Chigorin Variation } 3. Nf3 Nc6 4. e3 e5?? { (0.00 → 3.12) Blunder. Bg4 was best. } (4... Bg4 5. h3 Bxf3 6. Qxf3 e5 7. Bb5 e4 8. Bxc6+ bxc6 9. Qe2 a5 10. Na4 Qc8 11. Bd2) 5. dxe5 Nxe5? { (3.04 → 5.81) Mistake. Ne4 was best. } (5... Ne4 6. Qxd5) 6. Nxe5 Bg4?! { (5.92 → 10.35) Inaccuracy. Bd6 was best. } (6... Bd6 7. Nf3) 7. e4?? { (10.35 → -7.23) Blunder. Nxg4 was best. } (7. Nxg4 Bb4 8. Qd4 Be7 9. Bd3 c6 10. Nh6 Kf8 11. O-O a6 12. Nf5 Bd6 13. Be2) 7... Bxd1 8. Bb5+ Nd7?? { (-6.99 → 7.30) Blunder. c6 was best. } (8... c6 9. Nxc6) 9. Bxd7+ Ke7 10. Nxd5+ Kd6 11. Nxf7+ Kxd7 12. Nxd8 Kxd8 13. Nc3 Bxc2 14. Bg5+ Ke8 15. Nd5?? { (8.03 → 3.01) Blunder. Kd2 was best. } (15. Kd2 Be7) 15... Bxe4?! { (3.01 → 4.01) Inaccuracy. Kf7 was best. } (15... Kf7 16. f3) 16. Nxc7+ Kd7? { (3.72 → 7.34) Mistake. Kf7 was best. } (16... Kf7 17. Nxa8) 17. Nxa8 Bxg2 18. Rg1 Bb4+ 19. Bd2?! { (6.53 → 4.62) Inaccuracy. Ke2 was best. } (19. Ke2 Bc6) 19... Re8+ 20. Kd1 Bxd2?! { (4.76 → 8.22) Inaccuracy. Bf3+ was best. } (20... Bf3+ 21. Kc1 Bd6 22. Rxg7+ Kc8 23. Be3 Be5 24. Rf7 Bd5 25. Rxh7 Kb8 26. Kd2 Rd8 27. Nb6) 21. Rxg2 Re1+ 22. Kxd2 Rxa1 23. Rxg7+ Kc6 24. Nc7 Rxa2 25. Ne6 Rxb2+ 26. Kd3? { (4.64 → 2.68) Mistake. Ke3 was best. } (26. Ke3 Kd6 27. Nd8 b5 28. Rxa7 Rb3+ 29. Ke4 Rb4+ 30. Kf3 h5 31. Nf7+ Kd5 32. Rd7+ Ke6) 26... Rxf2 27. Nd4+?! { (2.72 → 1.65) Inaccuracy. Nd8+ was best. } (27. Nd8+ Kd5) 27... Kd5?! { (1.65 → 2.55) Inaccuracy. Kb6 was best. } (27... Kb6) 28. Rd7+?! { (2.55 → 1.91) Inaccuracy. Rxh7 was best. } (28. Rxh7 Ra2) 28... Ke5? { (1.91 → 3.30) Mistake. Kc5 was best. } (28... Kc5 29. h4 Rh2 30. Rc7+ Kd6 31. Rxh7 Rh1 32. Nf3 Kc6 33. Rh6+ Kc5 34. Rh5+ Kb6 35. Kc4) 29. Re7+?? { (3.30 → 1.41) Blunder. Rxb7 was best. } (29. Rxb7 Ra2) 29... Kf4?? { (1.41 → 7.23) Blunder. Kf6 was best. } (29... Kf6 30. Rxh7) 30. Rf7+ Kg4 31. Rxf2 h5 32. Rf7 h4 33. Rxb7 h3 34. Rg7+ Kf4 35. Rh7 Kg4?! { (70.19 → Mate in 21) Checkmate is now unavoidable. a5 was best. } (35... a5 36. Rxh3) 36. Nc6?! { (Mate in 21 → 68.77) Lost forced checkmate sequence. Ke4 was best. } (36. Ke4 Kg5 37. Rxh3 Kf6 38. Ra3 a5 39. Rxa5 Kf7 40. Ra7+ Ke8 41. h4 Kd8 42. h5 Kc8) 36... a6 37. Ne5+ Kf4 38. Rxh3 Kxe5 39. Re3+ Kd5 40. h4 a5 41. Re2 Kc5 42. Kc3 a4 43. Ra2 Kb5 44. Kb2 Kb4 45. h5 a3+ 46. Ka1 Kb3 47. h6 Ka4 { Black offers draw } 48. Rxa3+ Kxa3 49. h7 Kb4 50. h8=Q Kc4 51. Qc8+ Kd5 52. Qd8+ Kc5 53. Qg5+ Kd6 54. Qh6+ Kd5 55. Qf4 Kc5 56. Qe4 Kd6 57. Qf5 Ke7 58. Qg6 Kf8 59. Qh7 Ke8 60. Qg7 Kd8 61. Qf7 Kc8 62. Qe7 Kb8 63. Qd7 Ka8 64. Kb2 Kb8 65. Kc3 Ka8 66. Kc4 Kb8 67. Kb5 Ka8 68. Kb6 Kb8 69. Qb7# { White wins by checkmate. } 1-0