FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/Eqw5mjO2"]
[Date "2026.04.27"]
[White "Masterwill"]
[Black "Sadie"]
[Result "1-0"]
[UTCDate "2026.04.27"]
[UTCTime "23:32:10"]
[WhiteElo "1451"]
[BlackElo "1359"]
[WhiteRatingDiff "+12"]
[BlackRatingDiff "-9"]
[BlackTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C42"]
[Opening "Russian Game"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 { C42 Russian Game } 4. Ng4?? { (0.72 → -5.65) Blunder. Nf3 was best. } (4. Nf3 Nxe4 5. d4 Bf5 6. Bd3 d5 7. O-O Be7 8. Re1 O-O 9. c4 c6 10. Nc3 Nxc3) 4... Nxg4?! { (-5.65 → -4.28) Inaccuracy. Bxg4 was best. } (4... Bxg4) 5. f3 Nf6 6. Bc4?! { (-4.50 → -6.74) Inaccuracy. d4 was best. } (6. d4 d5 7. e5 Ng8 8. Be3 Ne7 9. Nd2 Nf5 10. Bf2 Nc6 11. c3 g6 12. Bd3 Bh6) 6... Be6 7. Bb5+ c6 8. Bd3 Nbd7 9. O-O d5 10. exd5 Bxd5 11. Qe2+ Be7 12. c4 Bxc4?? { (-8.98 → -1.53) Blunder. Be6 was best. } (12... Be6) 13. Bxc4 O-O 14. Nc3?! { (-1.36 → -2.06) Inaccuracy. d4 was best. } (14. d4 Nb6 15. Be3 Re8 16. Bb3 a5 17. Bf2 a4 18. Bc2 a3 19. Bb3 Nbd5 20. Nc3 Bb4) 14... Bc5+ 15. Kh1 Qe7?? { (-1.86 → -0.18) Blunder. b5 was best. } (15... b5 16. Bb3) 16. Qxe7 Bxe7 17. Ne4?? { (-0.33 → -2.57) Blunder. d4 was best. } (17. d4 Nb6) 17... Nxe4 18. fxe4 Ne5 19. Be2 g6?? { (-2.25 → 3.32) Blunder. Rad8 was best. } (19... Rad8 20. d3) 20. d4 Nd7 21. Bd3?? { (3.56 → 0.75) Blunder. Bh6 was best. } (21. Bh6 Rfe8) 21... c5 22. dxc5 Bxc5 23. Bb5 Ne5 24. Bf4 f6 25. Bxe5 fxe5 26. Rxf8+ Rxf8 27. Rc1 Be3 28. Re1 Bf2 29. Rf1 a6 30. Bc4+ Kg7 31. g3 h5 32. Kg2 Bd4 33. Rxf8 Kxf8 34. b3 b5 35. Bd5 Ke7 36. h3 Kd6?! { (0.00 → 0.78) Inaccuracy. b4 was best. } (36... b4 37. h4 Bc3 38. Kh3 a5 39. g4 hxg4+ 40. Kxg4 Kf6 41. h5 Bd2 42. hxg6 Kxg6 43. Be6) 37. Bf7 g5 38. Bxh5 a5 39. h4 gxh4 40. gxh4 a4 41. bxa4 bxa4 42. Bg4 Kc5?? { (0.37 → 5.49) Blunder. Ke7 was best. } (42... Ke7 43. Kf1 a3 44. Ke2 Kf7 45. Kd3 Bc5 46. Be2 Be7 47. h5 Kf6 48. Kc4 Bf8 49. Kd5) 43. h5 Bc3?! { (5.02 → 9.05) Inaccuracy. Be3 was best. } (43... Be3 44. Bd1) 44. h6 Kd4 45. h7 Kxe4 46. h8=Q Kf4 47. Qh5 e4 48. Qf5+ Ke3 49. Qf2+ Kd3 50. Qe2+?! { (Mate in 10 → 61.18) Lost forced checkmate sequence. Be2+ was best. } (50. Be2+ Kc2 51. Bb5+ Bd2 52. Qd4 Bc1 53. Bxa4+ Kb1 54. Qd1 e3 55. Qc2+ Ka1 56. Qxc1+ Kxa2) 50... Kd4 51. Bf5 a3 52. Qxe4+ Kc5 53. Be6 Bd4 54. Kf3 Bc3 55. Qc4+ Kd6 56. Qxc3 Kxe6 57. Qd4 Kf5 58. Ke3 Ke6 59. Qc5 Kf7 60. Qc6 Ke7 61. Ke4 Kd8 62. Qb7 Ke8 63. Ke5 Kd8 64. Kd6 Ke8 65. Qe7# { White wins by checkmate. } 1-0