FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/4o49edSz"]
[Date "2026.03.03"]
[White "Sadie"]
[Black "Cohen"]
[Result "0-1"]
[UTCDate "2026.03.03"]
[UTCTime "00:29:05"]
[WhiteElo "1387"]
[BlackElo "1152"]
[WhiteRatingDiff "-51"]
[BlackRatingDiff "+56"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C68"]
[Opening "Ruy Lopez: Exchange Variation, Lutikov Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6?! { (0.14 → 0.93) Inaccuracy. dxc6 was best. } { C68 Ruy Lopez: Exchange Variation, Lutikov Variation } (4... dxc6 5. O-O Qf6 6. d4 exd4 7. Bg5 Qd6 8. Nxd4 Bd7 9. Bh4 c5 10. Nf5 Qxd1 11. Rxd1) 5. O-O d6 6. d3?! { (0.45 → -0.19) Inaccuracy. d4 was best. } (6. d4 f6 7. c4 Ne7 8. c5 Bg4 9. Nbd2 Ng6 10. Qa4 Qc8 11. Qxc6+ Bd7 12. Qd5 Be7) 6... Bg4?! { (-0.19 → 0.51) Inaccuracy. Ne7 was best. } (6... Ne7 7. d4 f6 8. Nc3 Ng6 9. Ne2 Be7 10. Ng3 O-O 11. Nf5 a5 12. Re1 c5 13. dxc5) 7. Nc3?! { (0.51 → -0.31) Inaccuracy. h3 was best. } (7. h3 Be6) 7... Nf6?! { (-0.31 → 0.28) Inaccuracy. Qf6 was best. } (7... Qf6 8. h3 Bxf3 9. Qxf3 Qxf3 10. gxf3 Ne7 11. f4 exf4 12. Bxf4 g6 13. Bd2 Kd7 14. Rae1) 8. Bg5 d5?? { (-0.12 → 2.37) Blunder. h6 was best. } (8... h6 9. Bd2 Be7 10. Qe2 c5 11. Nd1 O-O 12. Ne3 Be6 13. b3 Re8 14. Kh1 Bf8 15. Rg1) 9. exd5 cxd5 10. Nxd5?? { (2.70 → -5.87) Blunder. Re1 was best. } (10. Re1 Be7 11. h3 Be6 12. Nxe5 Qd6 13. d4 O-O 14. Bf4 Qb6 15. Na4 Qb7 16. Nd3 Rfe8) 10... Qxd5 11. Bxf6 gxf6 12. c4 Qc5?! { (-7.31 → -5.32) Inaccuracy. Bxf3 was best. } (12... Bxf3 13. cxd5 Bxd1 14. Raxd1 Bd6 15. f4 Rf8 16. Rc1 Kd7 17. b3 a5 18. fxe5 fxe5 19. Rf6) 13. Qa4+ Ke7?? { (-5.03 → -1.00) Blunder. Bd7 was best. } (13... Bd7 14. Qc2) 14. b4?? { (-1.00 → -5.45) Blunder. d4 was best. } (14. d4 Qa7) 14... Qd6 15. c5?! { (-5.15 → -7.29) Inaccuracy. Nd2 was best. } (15. Nd2 Bd7) 15... Qxd3 16. Qc6 Bxf3 17. Qxa8 Qg6?? { (-12.84 → 8.08) Blunder. Bxa8 was best. } (17... Bxa8 18. c6 Qe4 19. Rfc1 Qxb4 20. h3 Qe4 21. f3 Qd4+ 22. Kh1 Qa4 23. Rc5 Bh6 24. Rac1) 18. Qxf3 Rg8 19. Rad1 Ke6 20. Qd5+ Kf5 21. Qd7+ Ke4? { (8.66 → Mate in 7) Checkmate is now unavoidable. Kg5 was best. } (21... Kg5 22. Qxc7) 22. Qd3+? { (Mate in 7 → 9.29) Lost forced checkmate sequence. g3 was best. } (22. g3 Kf3 23. Rde1 Qd3 24. h3 Rxg3+ 25. fxg3+ Qxf1+ 26. Rxf1+ Ke3 27. Re1+ Kf3 28. Qd3#) 22... Kf4 23. g3+ Kg4 24. Qf3+?? { (9.54 → -7.83) Blunder. Qc4+ was best. } (24. Qc4+ Kg5 25. Qh4+ Kf5 26. f4 e4 27. Qh3+ Qg4 28. Qxh7+ Qg6 29. Rd5+ Ke6 30. f5+ Kxd5) 24... Kxf3 25. Rfe1 c6 26. Re3+ Kg4 27. Kg2 a5 28. h3+ Kh5 29. g4+ Kh4 30. a3 axb4 31. axb4 f5 32. f3 fxg4 33. fxg4?! { (-11.92 → Mate in 11) Checkmate is now unavoidable. Re4 was best. } (33. Re4 f5 34. Rc4 e4 35. hxg4 exf3+ 36. Kxf3 fxg4+ 37. Kg2 Qe6 38. Rh1+ Kg5 39. Rhc1 Qe2+) 33... Qg5? { (Mate in 11 → -9.15) Lost forced checkmate sequence. Qc2+ was best. } (33... Qc2+ 34. Kf3 Qxd1+ 35. Kf2 Qd2+ 36. Kf3 Kxh3 37. Rxe5 Qg2+ 38. Ke3 Bh6+ 39. g5 Bxg5+ 40. Rxg5) 34. Re2 Qf4 35. Rf1 Qg3+ 36. Kh1 Qxh3+ 37. Kg1? { (-7.08 → Mate in 2) Checkmate is now unavoidable. Rh2 was best. } (37. Rh2 e4) 37... Qxg4+ 38. Rg2 Qd4+ 39. Rf2 Rxg2+ 40. Kxg2 Qg4+ 41. Kf1 Qxb4 42. Rxf7 Qxc5 43. Rxh7+ Kg5 44. Ke2 Qc4+ 45. Ke3 Kf5 46. Rh5+ Ke6 47. Rh8 Bc5+ 48. Kf3 Qd3+ 49. Kg4 Qe3 50. Rh3 Qe4+ 51. Kg3 Qg6+ 52. Kf3 e4+ 53. Kf4 e3 54. Rh1 Qf5+ 55. Kg3 e2 56. Re1 Qe5+ 57. Kf3 Bb4?! { (Mate in 8 → -61.02) Lost forced checkmate sequence. Qe3+ was best. } (57... Qe3+ 58. Kg4 Qd4+ 59. Kf3 Qf2+ 60. Kg4 Qxe1 61. Kf3 Qf2+ 62. Kg4 Qf5+ 63. Kg3 e1=Q+ 64. Kg2) 58. Rxe2 Qxe2+ 59. Kxe2 Kd5 60. Kd3 Bd6 61. Kc3 Be5+ 62. Kb4 c5+ 63. Kb3 c4+ 64. Kc2 Kd4 65. Kd2 Bf4+ 66. Ke2 c3 67. Kd1 Kd3 68. Ke1 c2 69. Kf2 Kd2 70. Kf3 c1=Q 71. Kxf4 Qc4+ 72. Kf3 Kc2 73. Ke3 Qc3+ 74. Ke4 Kb3 75. Kd5 Qc4+ 76. Ke5 Qc5+ 77. Ke4 Qc6+ 78. Kd4 Qc4+ 79. Ke5 Kc3 80. Kf5 Kd3 81. Ke5 Ke3 82. Kf5 Qe4+ 83. Kf6 Kf4 84. Kf7 Kf5 85. Kg7 Qg4+ 86. Kh6 Qf4+ 87. Kh5 Qh2# { Black wins by checkmate. } 0-1