CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/4dzdAF0e"] [Date "2025.05.20"] [White "Liam7"] [Black "Walker"] [Result "0-1"] [UTCDate "2025.05.20"] [UTCTime "20:37:17"] [WhiteElo "1273"] [BlackElo "1248"] [WhiteRatingDiff "-39"] [BlackRatingDiff "+6"] [BlackTitle "⚡"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Van Geet Opening: Grünfeld Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5 2. Nc3? { (0.79 → -0.50) Mistake. exd5 was best. } (2. exd5 Qxd5) 2... dxe4?! { (-0.50 → 0.16) Inaccuracy. d4 was best. } (2... d4 3. Nb1 Nf6 4. e5 Nd5 5. Nf3 c5 6. Bc4 Nc6 7. O-O h6 8. d3 g5 9. Re1) 3. Nxe4 e5 { B01 Van Geet Opening: Grünfeld Defense } 4. Nf3 Bf5? { (0.10 → 1.65) Mistake. f5 was best. } (4... f5 5. Ng3 e4 6. Ne5 Qd6 7. d4 Nc6 8. Nxc6 Qxc6 9. Be2 Nf6 10. O-O Bd6 11. c4) 5. d3? { (1.65 → 0.10) Mistake. Ng3 was best. } (5. Ng3 Bg4 6. Be2 Qd6 7. c3 Nc6 8. h3 Bxf3 9. Bxf3 Nf6 10. O-O O-O-O 11. b4 h5) 5... Bxe4?! { (0.10 → 0.82) Inaccuracy. Nc6 was best. } (5... Nc6 6. Be2 Nf6 7. Ng3 Bg6 8. O-O Bd6 9. c3 h6 10. Nh4 Bh7 11. Nhf5 O-O 12. Qb3) 6. dxe4 Qxd1+ 7. Kxd1 f6 8. g4 Bc5 9. Be3?! { (0.64 → -0.24) Inaccuracy. Ke2 was best. } (9. Ke2 Nd7) 9... Bxe3 10. fxe3 Ne7?! { (-0.35 → 0.21) Inaccuracy. Nd7 was best. } (10... Nd7) 11. h4 O-O 12. g5 fxg5?? { (0.07 → 2.97) Blunder. Nc8 was best. } (12... Nc8 13. gxf6 gxf6 14. Nd2 Nd6 15. Bd3 Na6 16. Nc4 Rad8 17. Nxd6 Rxd6 18. h5 Rfd8 19. Ke2) 13. hxg5?? { (2.97 → -5.46) Blunder. Nxg5 was best. } (13. Nxg5 Rf2) 13... Rxf3 14. Bc4+ Rf7?? { (-5.29 → 8.16) Blunder. Kh8 was best. } (14... Kh8) 15. Bxf7+?? { (8.16 → -4.21) Blunder. Rf1 was best. } (15. Rf1 Kh8) 15... Kxf7 16. Rf1+ Kg6?? { (-4.84 → 0.00) Blunder. Kg8 was best. } (16... Kg8 17. Ke2) 17. Rg1?? { (0.00 → -6.62) Blunder. Rf8 was best. } (17. Rf8 Nec6 18. Ke2 a5 19. Raf1 Ra6 20. Re8 Rb6 21. Re6+ Kxg5 22. Rg1+ Kh5 23. Rh1+ Kg5) 17... Nbc6 18. a3 Rf8 19. b4 Rf3?! { (-6.42 → -4.61) Inaccuracy. Nc8 was best. } (19... Nc8 20. c4 Nd6 21. Ke2 Nxe4 22. Rg4 Nd6 23. c5 Nb5 24. Kd3 a5 25. a4 Nba7 26. Ke2) 20. Ke2 Rh3 21. b5? { (-3.92 → -6.46) Mistake. Rad1 was best. } (21. Rad1) 21... Nd8 22. c4 c6?? { (-6.54 → 0.12) Blunder. Ne6 was best. } (22... Ne6 23. Rad1) 23. bxc6?? { (0.12 → -5.04) Blunder. Rad1 was best. } (23. Rad1 Rh2+ 24. Ke1 Nf7 25. Rd7 Nc8 26. c5 Nxg5 27. Rxb7 cxb5 28. Rc7 Ne7 29. Rxe7 Kf6) 23... bxc6?? { (-5.04 → -0.29) Blunder. Rh2+ was best. } (23... Rh2+ 24. Kf1) 24. c5?? { (-0.29 → -5.52) Blunder. Rad1 was best. } (24. Rad1 Rh2+ 25. Ke1 Nf7 26. Rd7 Ng8 27. Rxa7 Ra2 28. c5 Rc2 29. a4 Ra2 30. Rg3 Nxg5) 24... Ne6 25. Raf1 Nxg5? { (-6.24 → -3.68) Mistake. Nxc5 was best. } (25... Nxc5 26. Rg4) 26. a4?! { (-3.68 → -5.71) Inaccuracy. Rb1 was best. } (26. Rb1 Ng8) 26... Rh2+ 27. Kd3 Kh6?! { (-4.91 → -3.91) Inaccuracy. Ra2 was best. } (27... Ra2 28. Rb1) 28. a5?! { (-3.91 → -5.91) Inaccuracy. Rh1 was best. } (28. Rh1 Rxh1) 28... Ra2?! { (-5.91 → -4.62) Inaccuracy. Nh3 was best. } (28... Nh3 29. Rh1 Nf2+ 30. Rxf2 Rxh1 31. Rf7 Ng8 32. Rxa7 Rc1 33. Rc7 Rxc5 34. a6 Nf6 35. a7) 29. Rh1+ Kg6 30. Kc4?! { (-4.32 → -7.04) Inaccuracy. Ra1 was best. } (30. Ra1 Rxa1) 30... Ra4+ 31. Kb3 Rxe4 32. Re1 Nf5 33. Rd1 Rxe3+ 34. Kc4 Rh3? { (-8.66 → -4.42) Mistake. Nd4 was best. } (34... Nd4 35. Rhe1) 35. Rhe1? { (-4.42 → -8.45) Mistake. Rxh3 was best. } (35. Rxh3 Nxh3 36. Rd7 Nf4 37. Rxa7 Ne3+ 38. Kc3 Ned5+ 39. Kd2 Ne6 40. Rd7 Nxc5 41. Rd6+ Kf5) 35... Ne3+ 36. Kd3 Nxd1+ 37. Kd2 Ne3 38. Rg1 Rh6 39. Kxe3 Rh3+ 40. Kf2 Rh2+ 41. Kg3 Rh3+ 42. Kg2 e4 43. Re1 Rd3 44. a6 h5 45. Kf2 h4 46. Ke2 h3 47. Rh1 Kf5 48. Rf1+ Rf3 49. Rb1 h2 50. Rh1 Rh3 51. Kf2 Nf3 52. Kg2 Rh5 53. Kg3 Nd2 54. Rxh2?! { (-33.69 → Mate in 10) Checkmate is now unavoidable. Kf2 was best. } (54. Kf2 Kf4) 54... Rxh2 55. Kxh2 e3 56. Kg1 e2?! { (Mate in 6 → -65.84) Lost forced checkmate sequence. Kg4 was best. } (56... Kg4 57. Kg2 g5 58. Kh2 e2 59. Kg2 e1=Q 60. Kh2 Nf3+ 61. Kg2 Qg1#) 57. Kf2 Kf4 58. Kxe2 g5 59. Kxd2 g4 60. Ke1 g3 61. Kf1 Kf3 62. Kg1?! { (-74.21 → Mate in 5) Checkmate is now unavoidable. Ke1 was best. } (62. Ke1 g2 63. Kd1 g1=Q+ 64. Kd2 Qxc5 65. Kd3 Qa5 66. Kc4 Qe5 67. Kb3 Qc5 68. Kb2 Qb5+) 62... g2 63. Kh2 Kf2 64. Kh3 g1=Q 65. Kh4 Kf3 66. Kh5 Kf4 67. Kh6 Qg5+ 68. Kh7 Kf5 69. Kh8 Qd8+ 70. Kg7 Qe7+ 71. Kg8 Kg6 72. Kh8 Qh7# { Black wins by checkmate. } 0-1