CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/SmHlYSk2"] [Date "2026.01.25"] [White "Robert"] [Black "Grayson"] [Result "1-0"] [UTCDate "2026.01.25"] [UTCTime "18:02:15"] [WhiteElo "1161"] [BlackElo "1251"] [WhiteRatingDiff "+49"] [BlackRatingDiff "-50"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B27"] [Opening "Sicilian Defense: Hyperaccelerated Fianchetto"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. Nf3 g6 3. d4 { B27 Sicilian Defense: Hyperaccelerated Fianchetto } d6?? { (0.53 → 2.71) Blunder. cxd4 was best. } (3... cxd4) 4. dxc5 dxc5 5. Qxd8+ Kxd8 6. Bd2 Bg7 7. Bc4?? { (2.37 → -2.00) Blunder. Nc3 was best. } (7. Nc3 Nc6 8. O-O-O Bd7 9. Na4 b6 10. Bb5 Ke8 11. Bc3 f6 12. Rd5 e5 13. Rhd1 Bh6+) 7... Nd7?? { (-2.00 → 2.13) Blunder. Bxb2 was best. } (7... Bxb2 8. Bc3) 8. Bxf7?? { (2.13 → 0.00) Blunder. Nc3 was best. } (8. Nc3 e6 9. O-O-O a6 10. e5 b5 11. Bd3 Kc7 12. Ne4 Bb7 13. Ba5+ Kb8 14. Nfg5 Nxe5) 8... Ngf6?? { (0.00 → 4.63) Blunder. Bxb2 was best. } (8... Bxb2) 9. Bb3?? { (4.63 → 1.16) Blunder. Nc3 was best. } (9. Nc3 Rf8 10. Bb3 Nb6 11. O-O-O Bd7 12. Be3 Rc8 13. e5 Ng4 14. e6 Nxe3 15. exd7 Rc6) 9... Nb6? { (1.16 → 2.50) Mistake. Nxe4 was best. } (9... Nxe4 10. c3) 10. c4?? { (2.50 → 0.03) Blunder. e5 was best. } (10. e5 Ng4) 10... Bg4?? { (0.03 → 2.40) Blunder. Nxe4 was best. } (10... Nxe4) 11. Bc3?? { (2.40 → 0.00) Blunder. Ng5 was best. } (11. Ng5 Ke8 12. h3 h6 13. hxg4 hxg5 14. Rxh8+ Bxh8 15. f3 Nfd7 16. Nc3 a5 17. a4 Bf6) 11... Nxe4?? { (0.00 → 8.52) Blunder. Bxf3 was best. } (11... Bxf3 12. gxf3 Nh5 13. Bxg7 Nxg7 14. Nc3 Rf8 15. Rd1+ Ke8 16. Nd5 Ne6 17. Ke2 Rd8 18. Nxb6) 12. Bxg7 Rg8 13. Be5 Rf8 14. Nc3 Nxc3 15. bxc3 Rf5 16. O-O-O+ Ke8 17. Bc7 Rc8 18. Be5?? { (7.76 → -1.12) Blunder. Bxb6 was best. } (18. Bxb6 Bxf3 19. gxf3 axb6 20. Ba4+ Kf7 21. Bd7 Rxf3 22. Bxc8 Rxc3+ 23. Kd2 Rxc4 24. Bxb7 Ra4) 18... Bxf3 19. gxf3?! { (-1.16 → -2.11) Inaccuracy. Rde1 was best. } (19. Rde1 Bxg2) 19... Rxe5 20. f4?! { (-2.00 → -2.75) Inaccuracy. a4 was best. } (20. a4 a5) 20... Rf5 21. Rhe1? { (-2.53 → -4.22) Mistake. h4 was best. } (21. h4 Rd8) 21... Rxf4 22. Bc2?! { (-3.87 → -6.14) Inaccuracy. Rd3 was best. } (22. Rd3 Rxf2 23. Rh3 h5 24. a4 Rc7 25. a5 Nd7 26. Bc2 Nf8 27. Be4 Kf7 28. Rg3 Rd7) 22... Rxf2 23. Rd2 Rf3 24. Rd3 Rf2?? { (-5.58 → -0.65) Blunder. Rxd3 was best. } (24... Rxd3 25. Bxd3) 25. Rd2?? { (-0.65 → -6.58) Blunder. Rh3 was best. } (25. Rh3) 25... Rf7?! { (-6.58 → -4.20) Inaccuracy. Rxd2 was best. } (25... Rxd2 26. Kxd2) 26. Be4 Nxc4 27. Rde2 Rc7 28. Bd5 Rd7?? { (-6.23 → 7.23) Blunder. Rf4 was best. } (28... Rf4 29. Bg8 Kf8 30. Bxh7 Kg7 31. Rxe7+ Rxe7 32. Rxe7+ Rf7 33. Rxf7+ Kxf7 34. Kc2 Ne5 35. Kb1) 29. Bxf7+?? { (7.23 → -0.43) Blunder. Bxc4 was best. } (29. Bxc4 Rf3) 29... Kxf7 30. Rf2+ Ke8 31. Ref1 Kd8?! { (-0.20 → 0.32) Inaccuracy. Rd6 was best. } (31... Rd6 32. Rf8+ Kd7 33. Rd1 h5 34. a4 Ne5 35. Rxd6+ exd6 36. a5 Ng4 37. Rg8 Nxh2 38. Rxg6) 32. Rf8+ Kc7 33. R8f4?? { (0.41 → -1.25) Blunder. R8f7 was best. } (33. R8f7 h6 34. Re1 Kd6 35. Rf3 Kc6 36. Rg3 Rd6 37. Rxe7 a5 38. Rh7 h5 39. a4 b6) 33... Ne5?! { (-1.25 → -0.38) Inaccuracy. Ne3 was best. } (33... Ne3 34. Rh1) 34. Re4 Nd3+?? { (-0.17 → 1.87) Blunder. Nc6 was best. } (34... Nc6 35. Rd1 Rd6 36. Rxd6 exd6 37. Re8 h5 38. a4 a6 39. Rg8 Ne5 40. Kc2 Kc6 41. a5) 35. Kc2 Kc8?? { (1.78 → 6.75) Blunder. e5 was best. } (35... e5 36. Rf3 Nf4 37. Rxe5 Kd6 38. Re8 g5 39. Rf1 Kc6 40. Rd1 Rc7 41. a4 b6 42. Kb3) 36. Rd1?? { (6.75 → 1.23) Blunder. Rf8+ was best. } (36. Rf8+ Kc7) 36... Nf2 37. Rxd7 Kxd7 38. Re2? { (1.50 → 0.00) Mistake. Rf4 was best. } (38. Rf4 Nh3 39. Rf8 Ng5 40. Kd3 Ne6 41. Rh8 h5 42. Rg8 b5 43. Ke4 g5 44. Kf5 g4) 38... Ng4 39. Re4 Nxh2 40. Re3?? { (-0.24 → -4.00) Blunder. Rh4 was best. } (40. Rh4 Nf3 41. Rxh7 Ke6 42. Rh8 g5 43. Kd3 Ne5+ 44. Ke2 b6 45. Rg8 g4 46. Ke3 Nc4+) 40... Ng4 41. Rd3+ Ke8?! { (-4.51 → -3.02) Inaccuracy. Ke6 was best. } (41... Ke6 42. Rd8) 42. Rg3?! { (-3.02 → -3.90) Inaccuracy. c4 was best. } (42. c4 Ne5 43. Ra3 Nc6 44. Kd3 Kd7 45. Ke4 Ke6 46. Rh3 Na5 47. Rxh7 Nxc4 48. Rh6 Nd6+) 42... Nf2?? { (-3.90 → -1.84) Blunder. h5 was best. } (42... h5 43. c4 g5 44. Ra3 Ne5 45. Rxa7 b6 46. Kd1 Kf7 47. Ke2 g4 48. Ra8 Nxc4 49. a4) 43. c4 e6?? { (-1.56 → 0.00) Blunder. b6 was best. } (43... b6 44. Ra3) 44. Rf3?! { (0.00 → -0.57) Inaccuracy. Ra3 was best. } (44. Ra3 Kd7 45. Rxa7 Kc6 46. Ra8 Ng4 47. Rc8+ Kd6 48. Rb8 Kc6 49. Re8) 44... Ne4 45. Re3 Ng5?! { (-0.75 → 0.00) Inaccuracy. Nd6 was best. } (45... Nd6 46. Rxe6+) 46. Re5 Ke7?? { (-0.09 → 5.07) Blunder. Nf7 was best. } (46... Nf7 47. Rxc5) 47. Rxg5 Kd6 48. Rg4 Ke7 49. Rg3 Kf6 50. Rf3+ Kg7 51. Re3 Kf7 52. Kd3 Ke7 53. Ke4 Kf7 54. Ke5 Ke7 55. Rg3 Kf7 56. Rf3+ Kg7 57. Rf6 Kh6 58. Kxe6 Kg5 59. Ke5 Kh6 60. Kf4 Kg7 61. Kg5?? { (6.08 → -9.45) Blunder. Rd6 was best. } (61. Rd6 Kf7) 61... Kh8?? { (-9.45 → 7.12) Blunder. h6+ was best. } (61... h6+ 62. Kf4 Kxf6 63. Ke4 Ke6 64. Kf4 a6 65. Kg4 Kf6 66. Kf4 g5+ 67. Kg4 Kg6 68. Kf3) 62. Kh6 Kg8 63. Kg5 b6 64. Kf4 Kg7 65. Ke5 h5 66. Ke6 Kh6 67. Kf7 a6?! { (5.06 → 56.30) Inaccuracy. Kg5 was best. } (67... Kg5) 68. Rxg6+ Kh7 69. Re6 a5 70. Re5 a4?! { (54.61 → Mate in 1) Checkmate is now unavoidable. Kh6 was best. } (70... Kh6 71. Kf6 h4 72. Re8 Kh5 73. Kf5 Kh6 74. Rh8+ Kg7 75. Rxh4 Kf8 76. Rh7 Ke8 77. Ke6) 71. Rxh5# { White wins by checkmate. } 1-0