CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/7B9MDkT3"] [Date "2026.02.24"] [White "Cohen"] [Black "Sadie"] [Result "1/2-1/2"] [UTCDate "2026.02.24"] [UTCTime "00:30:55"] [WhiteElo "1130"] [BlackElo "1539"] [WhiteRatingDiff "+37"] [BlackRatingDiff "-32"] [WhiteTitle "IM"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C40"] [Opening "King's Pawn Game: Gunderam Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 c6? { (0.41 → 1.68) Mistake. Nc6 was best. } { C40 King's Pawn Game: Gunderam Gambit } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Ba4 Be7 7. Nxe5 Nxe5 8. Rxe5 O-O 9. Bb3) 3. Nxe5 Qe7 4. d4 c5?? { (1.50 → 6.50) Blunder. d6 was best. } (4... d6 5. Nf3 Qxe4+ 6. Be2 Nf6 7. c4 Qe7 8. Nc3 Qd8 9. h3 Be7 10. O-O O-O 11. Qb3) 5. Bc4 cxd4 6. Nxf7 Qxe4+ 7. Be3?? { (6.46 → -3.21) Blunder. Kf1 was best. } (7. Kf1 d5 8. Bd3 Kxf7 9. Bxe4 dxe4 10. Nd2 Nf6 11. Nxe4 Nxe4 12. Qh5+ g6 13. Qd5+ Kg7) 7... Qxg2?? { (-3.21 → 1.21) Blunder. dxe3 was best. } (7... dxe3 8. O-O) 8. Nxh8?? { (1.21 → -5.05) Blunder. Rf1 was best. } (8. Rf1 d5) 8... Qxh1+ 9. Kd2? { (-4.35 → -8.37) Mistake. Bf1 was best. } (9. Bf1 dxe3) 9... Qxd1+ 10. Kxd1 dxe3? { (-6.16 → -3.62) Mistake. d5 was best. } (10... d5 11. Bb5+) 11. fxe3?? { (-3.62 → -8.22) Blunder. Bf7+ was best. } (11. Bf7+ Ke7) 11... Nf6 12. Nc3 Bb4 13. Nb5 Kd8 14. Nf7+ Ke7 15. Nc7 Nc6 16. Nxa8 h6?? { (-6.11 → -0.41) Blunder. d5 was best. } (16... d5 17. a3) 17. c3 Bc5 18. Kc2?? { (-0.58 → -6.98) Blunder. b4 was best. } (18. b4 Bxe3) 18... g5?? { (-6.98 → 2.36) Blunder. d5 was best. } (18... d5 19. Bb3) 19. Nxh6 b6?? { (2.12 → 5.58) Blunder. d5 was best. } (19... d5) 20. Bb5?! { (5.58 → 3.63) Inaccuracy. Nc7 was best. } (20. Nc7) 20... a6?! { (3.63 → 5.04) Inaccuracy. Kd8 was best. } (20... Kd8 21. b4) 21. Bxc6 dxc6 22. Nf5+?? { (4.95 → -6.23) Blunder. b4 was best. } (22. b4 Bd6 23. Rg1 g4 24. Nxb6 Be6 25. Rg2 c5 26. e4 Nxe4 27. Nxg4 cxb4 28. cxb4 Bxb4) 22... Kd8?? { (-6.23 → 4.88) Blunder. Bxf5+ was best. } (22... Bxf5+ 23. Kd2 a5 24. b4 axb4 25. cxb4 Bxb4+ 26. Ke2 Ba5 27. Nxb6 Bxb6 28. a4 Ba5 29. Rc1) 23. Rd1+ Ke8?! { (5.08 → 6.84) Inaccuracy. Nd5 was best. } (23... Nd5 24. e4) 24. Nd6+ Bxd6 25. Rxd6 Ne4 26. Rxc6 Bb7 27. Rxb6 Bxa8 28. Rxa6 Bd5 29. a4 Kd7 30. Rb6 Nc5 31. a5 Be4+ 32. Kc1 Nd3+ 33. Kb1 Nf2+ 34. Ka2 g4 35. a6 Kc7 36. Rb3?? { (7.23 → 0.64) Blunder. Rb4 was best. } (36. Rb4) 36... Bd5 37. c4 Bxc4 38. a7 Bxb3+ 39. Kxb3 Kb7 40. a8=B+ Kxa8 41. Kc2 Kb7 42. Kd2 Ne4+ 43. Ke2 Kc6 44. Kf1 Kd5 45. Kg2 Ke5 46. h3 g3 47. b3 Nf2 48. Kxg3 Nd3 49. h4 Ke4 50. Kg4 Kxe3?? { (0.57 → 2.64) Blunder. Ne5+ was best. } (50... Ne5+ 51. Kg3 Kxe3 52. h5 Nf7 53. b4 Ke4 54. Kg4 Ke5 55. b5 Kf6 56. Kf3 Kg7 57. b6) 51. h5?? { (2.64 → 0.55) Blunder. Kf5 was best. } (51. Kf5 Kd4) 51... Ne5+ 52. Kg5 Kd4 53. Kf6 Nd7+?? { (0.27 → 2.11) Blunder. Kd5 was best. } (53... Kd5 54. Ke7 Ng4 55. b4 Kc4 56. Ke6 Nh6 57. Kf6 Kd5 58. b5 Kc5 59. Kg7 Ng4 60. Kg6) 54. Ke7 Ne5 55. h6 Ng6+ 56. Kf6?? { (2.68 → 0.45) Blunder. Ke8 was best. } (56. Ke8 Kc3) 56... Nf4?? { (0.45 → 8.25) Blunder. Nf8 was best. } (56... Nf8 57. Kf7 Nh7 58. Kg7 Ng5 59. Kg6 Ne6 60. Kh5 Nf8 61. Kg4 Ke4 62. Kg5 Kd4 63. Kf6) 57. h7 Kc3 58. h8=Q Nd5+ 59. Kg7? { (72.95 → 4.53) Mistake. Ke6+ was best. } (59. Ke6+ Nf6 60. Qh3+ Kb4 61. Kxf6 Kb5 62. Qc3 Ka6 63. Qc4+ Kb6 64. b4 Kb7 65. b5 Kb6) 59... Kxb3?! { (4.53 → 7.54) Inaccuracy. Kxb3 was best. } (59... Kxb3 60. Kg6) 60. Qh3+?? { (7.54 → 3.28) Blunder. Qc8 was best. } (60. Qc8) 60... Kc4 61. Qh4+ Kc5?? { (2.99 → 56.12) Blunder. Kd3 was best. } (61... Kd3 62. Kg6) 62. Qh5?? { (56.12 → 2.31) Blunder. Kf7 was best. } (62. Kf7 Ne3) 62... Kd6?? { (2.31 → 5.03) Blunder. Kd4 was best. } (62... Kd4 63. Qf3 Ke5 64. Kg6 Nf4+ 65. Kg5 Ne6+ 66. Kg4 Nd4 67. Qd3 Nc6 68. Qe2+ Kd4 69. Kf4) 63. Kg6?? { (5.03 → 0.00) Blunder. Kf7 was best. } (63. Kf7) 63... Ne7+?? { (0.00 → 6.73) Blunder. Nf4+ was best. } (63... Nf4+ 64. Kf7 Nxh5 65. Ke8 Nf4 66. Kd8 Ne2 67. Kc8 Nc1 68. Kb7 Nb3 69. Kb6 Na1 70. Kb7) 64. Kg5 Ke6 65. Qg4+ Kf7?! { (60.15 → Mate in 6) Checkmate is now unavoidable. Kd6 was best. } (65... Kd6 66. Qf4+ Ke6 67. Qf6+ Kd7 68. Qe5 Nc8 69. Kf6 Nd6 70. Qd5 Kc7 71. Ke6 Nb7 72. Qd7+) 66. Qf4+?! { (Mate in 6 → 59.27) Lost forced checkmate sequence. Qd7 was best. } (66. Qd7 Kf8 67. Kf6 Ng8+ 68. Ke6 Ne7 69. Qxe7+ Kg8 70. Kf6 Kh8 71. Qg7#) 66... Ke6 67. Qf6+ Kd7 68. Kh6?? { (60.37 → 0.00) Blunder. Qe5 was best. } (68. Qe5 Nc8 69. Kf6 Nd6 70. Qd5 Kc7 71. Ke6 Nb7 72. Qd7+ Kb6 73. Kd5 Na5 74. Qa4 Nb7) 68... Ng8+ 69. Kg7 Nxf6 { The game is a draw. } 1/2-1/2