CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/u3OJOosd"] [Date "2025.10.12"] [White "Nikolai"] [Black "Dom"] [Result "0-1"] [UTCDate "2025.10.12"] [UTCTime "17:30:47"] [WhiteElo "966"] [BlackElo "1446"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+2"] [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 { D02 Queen's Pawn Game: Chigorin Variation } 3. Bf4 Nf6 4. c3 Bf5 5. e3 e6 6. Bd3 Bg6 7. Bxg6 hxg6 8. Qe2 Bd6 9. O-O Bxf4?! { (0.00 → 0.72) Inaccuracy. Ne4 was best. } (9... Ne4 10. Nbd2 g5 11. Nxe4 dxe4 12. Nxg5 Qxg5 13. Bxg5 Bxh2+ 14. Kh1 Bd6+ 15. Kg1) 10. exf4 Ne4 11. Nbd2 Nxd2 12. Nxd2?? { (0.94 → -0.88) Blunder. Qxd2 was best. } (12. Qxd2) 12... Qd6? { (-0.88 → 0.57) Mistake. Qh4 was best. } (12... Qh4 13. h3) 13. f3?? { (0.57 → -2.95) Blunder. g3 was best. } (13. g3 f6) 13... Qxf4? { (-2.95 → -1.50) Mistake. g5 was best. } (13... g5 14. h3) 14. g3 Qh6 15. f4 g5?! { (-1.15 → -0.36) Inaccuracy. O-O-O was best. } (15... O-O-O 16. Nf3) 16. fxg5?! { (-0.36 → -1.30) Inaccuracy. Rae1 was best. } (16. Rae1 gxf4) 16... Qxg5 17. Nf3 Qe7?! { (-1.35 → -0.45) Inaccuracy. Qh5 was best. } (17... Qh5 18. b4 O-O-O 19. a4 Rde8 20. Rf2 f6 21. a5 Nd8 22. a6 b6 23. Rc1 Re7 24. c4) 18. Kg2? { (-0.45 → -1.97) Mistake. b4 was best. } (18. b4 O-O-O 19. b5 Na5 20. Ne5 Rdf8 21. Rae1 Rh6 22. Ng4 Rg6 23. Ne5 Rf6 24. Qg4 g5) 18... O-O-O 19. Qf2?! { (-2.16 → -2.95) Inaccuracy. Rae1 was best. } (19. Rae1 Rde8) 19... Rh7 20. h4 Rdh8?? { (-2.20 → 1.74) Blunder. f6 was best. } (20... f6) 21. Kh3?? { (1.74 → -3.10) Blunder. Ng5 was best. } (21. Ng5 f5) 21... f6 22. g4?? { (-2.69 → -5.94) Blunder. Kg2 was best. } (22. Kg2) 22... g5 23. Kg3 gxh4+ 24. Kg2 h3+ 25. Kg3?! { (-5.21 → -9.69) Inaccuracy. Kh1 was best. } (25. Kh1 Rg7 26. Nh2 Rg6 27. Qe2 Nd8 28. Rae1 a6 29. a4 Qd7 30. Qc2 Rhg8 31. b4 Nf7) 25... Qd6+ 26. Ne5 Nxe5 27. dxe5 Qxe5+ 28. Kf3 Qe4+ 29. Kg3 h2 30. Qxf6?! { (-13.25 → Mate in 3) Checkmate is now unavoidable. Qg2 was best. } (30. Qg2 Qe3+) 30... h1=Q?! { (Mate in 3 → -11.80) Lost forced checkmate sequence. Rh3+ was best. } (30... Rh3+ 31. Kf2 Qc2+ 32. Ke1 Re3#) 31. Rxh1 Rxh1 32. Rxh1 Qxh1 33. Qxe6+ Kd8 34. Qxd5+? { (-8.98 → Mate in 6) Checkmate is now unavoidable. Qf6+ was best. } (34. Qf6+ Kc8) 34... Kc8?? { (Mate in 6 → -6.40) Lost forced checkmate sequence. Qxd5 was best. } (34... Qxd5 35. b4 Qe5+ 36. Kf3 Rh3+ 37. Kf2 Qg3+ 38. Kf1 Rh2 39. b5 Qf2#) 35. Qe6+?! { (-6.40 → -10.00) Inaccuracy. Qxh1 was best. } (35. Qxh1 Rxh1) 35... Kd8 36. Qd5+? { (-8.45 → Mate in 6) Checkmate is now unavoidable. Qf6+ was best. } (36. Qf6+ Kc8) 36... Ke7?? { (Mate in 6 → -6.90) Lost forced checkmate sequence. Qxd5 was best. } (36... Qxd5 37. b4 Qe5+ 38. Kf3 Rh3+ 39. Kf2 Qg3+ 40. Kf1 Rh2 41. b5 Qf2#) 37. Qxb7?? { (-6.90 → Mate in 5) Checkmate is now unavoidable. Qxh1 was best. } (37. Qxh1 Rxh1 38. a4 Rc1 39. Kf3 Kf8 40. Ke2 Rc2+ 41. Ke3 Rh2 42. a5 a6) 37... Qg1+? { (Mate in 5 → -7.37) Lost forced checkmate sequence. Rh3+ was best. } (37... Rh3+ 38. Kf4 Qxb7 39. Ke5 Qb5+ 40. Kd4 Ke6 41. c4 Qe5#) 38. Kf4 Qf2+ 39. Ke5 Qe3+ 40. Kd5?? { (-6.09 → Mate in 10) Checkmate is now unavoidable. Qe4 was best. } (40. Qe4 Qc5+) 40... Qd3+?? { (Mate in 10 → -6.54) Lost forced checkmate sequence. Qf3+ was best. } (40... Qf3+ 41. Kc5 Qxb7 42. b4 Qb6+ 43. Kd5 Qb5+ 44. Kd4 Rh3 45. c4 Qb6+ 46. c5 Qxb4+ 47. Ke5) 41. Kc6?? { (-6.54 → Mate in 1) Checkmate is now unavoidable. Kc5 was best. } (41. Kc5 Qd6+ 42. Kc4 Rf8 43. Qe4+ Kd7 44. Kb3 Rf4 45. Qxf4 Qxf4 46. g5 Kc6 47. a4 Qf7+) 41... Rh6+?? { (Mate in 1 → -6.85) Lost forced checkmate sequence. Qc4# was best. } (41... Qc4#) 42. Kxc7?? { (-6.85 → Mate in 1) Checkmate is now unavoidable. Kc5 was best. } (42. Kc5 Qd6+ 43. Kc4 Qf4+ 44. Kb3 Rb6+ 45. Qxb6 axb6 46. g5 b5 47. Kc2 Qa4+ 48. Kc1 Qxa2) 42... Rh7?? { (Mate in 1 → -5.84) Lost forced checkmate sequence. Qd8# was best. } (42... Qd8#) 43. Kc8+ Ke8?! { (-6.54 → -4.00) Inaccuracy. Kd6 was best. } (43... Kd6) 44. Qb8?? { (-4.00 → Mate in 1) Checkmate is now unavoidable. Qc6+ was best. } (44. Qc6+ Ke7) 44... Qd8# { Black wins by checkmate. } 0-1