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Puzzles (3 cohencoins award for each match):

Puzzle rf7KU: 288

Puzzle X3dJS: 257

Puzzle 413IT: 206

Puzzle wA8ef: 202

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/9PI00VMJ"] [Date "2025.07.11"] [White "Islomjon"] [Black "Kyle7"] [Result "0-1"] [UTCDate "2025.07.11"] [UTCTime "23:17:11"] [WhiteElo "1302"] [BlackElo "1130"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+70"] [WhiteTitle "GM"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B23"] [Opening "Sicilian Defense: Closed, Traditional"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. Nc3 Nc6 { B23 Sicilian Defense: Closed, Traditional } 3. Nf3 e5 4. Bb5 Be7? { (0.25 → 1.62) Mistake. d6 was best. } (4... d6 5. d3 Nf6 6. O-O Be7 7. a4 O-O 8. Bc4 h6 9. Nd5 Nxd5 10. Bxd5 Kh8 11. c3) 5. O-O? { (1.62 → 0.21) Mistake. Bxc6 was best. } (5. Bxc6 dxc6) 5... Nf6? { (0.21 → 1.69) Mistake. d6 was best. } (5... d6 6. Bc4 Nf6 7. d3 O-O 8. h3 h6 9. a4 a6 10. Re1 Be6 11. Nd5 Bxd5 12. exd5) 6. d3? { (1.69 → 0.25) Mistake. Bxc6 was best. } (6. Bxc6 bxc6 7. Nxe5 O-O 8. d3 Qc7 9. Nf3 d5 10. h3 h6 11. b3 Re8 12. Re1 Be6) 6... O-O? { (0.25 → 1.62) Mistake. d6 was best. } (6... d6 7. Bc4) 7. Nd5?? { (1.62 → 0.03) Blunder. Bxc6 was best. } (7. Bxc6 bxc6 8. Nxe5 Qc7 9. Nf3 d5 10. h3 h6 11. Re1 Be6 12. e5 Nd7 13. Bf4 Qb7) 7... a6?! { (0.03 → 0.96) Inaccuracy. Nxd5 was best. } (7... Nxd5 8. exd5) 8. Nxf6+?! { (0.96 → 0.30) Inaccuracy. Bxc6 was best. } (8. Bxc6 bxc6 9. Nxe7+ Qxe7 10. b3 a5 11. a4 d5 12. Bb2 Nd7 13. Re1 f6 14. Nh4 Nb8) 8... Bxf6 9. Bc4 Na5 10. Bg5?? { (0.58 → -8.01) Blunder. Bd5 was best. } (10. Bd5 d6 11. a4 Nc6 12. c3 Be6 13. Bxe6 fxe6 14. b4 cxb4 15. cxb4 Qd7 16. Qb3 Nd4) 10... Bxg5 11. Nxg5 Qxg5 12. Qf3 Qe7 13. d4 exd4 14. Bd3 Nc6 15. Qh5 g6 16. Qh6 Re8 17. Bc4 Ne5 18. Bd5 d6 19. f4 Nd7?! { (-8.30 → -5.46) Inaccuracy. Ng4 was best. } (19... Ng4 20. Qg5 Qxg5 21. fxg5 Re7 22. h4 Ne3 23. Rf2 Kg7 24. b4 cxb4 25. a3 bxa3 26. Rxa3) 20. Rf3?! { (-5.46 → -8.38) Inaccuracy. f5 was best. } (20. f5 Qf8) 20... Rf8?? { (-8.38 → -2.83) Blunder. Nf6 was best. } (20... Nf6 21. f5) 21. f5 Nf6?? { (-2.55 → 1.65) Blunder. Kh8 was best. } (21... Kh8) 22. fxg6 hxg6 23. Bb3?? { (1.73 → -5.93) Blunder. Qxg6+ was best. } (23. Qxg6+ Kh8 24. Qxf6+ Qxf6 25. Rxf6 Be6 26. Bxe6 fxe6 27. Rxe6 Rae8 28. Rxd6 Rxe4 29. Rf1 Rfe8) 23... Ng4?? { (-5.93 → Mate in 4) Checkmate is now unavoidable. d5 was best. } (23... d5) 24. Qf4?? { (Mate in 4 → -8.78) Lost forced checkmate sequence. Qxg6+ was best. } (24. Qxg6+ Kh8 25. Rh3+ Qh4 26. Rxh4+ Nh6 27. Rxh6#) 24... Nf6?? { (-8.78 → 0.14) Blunder. Ne5 was best. } (24... Ne5 25. Bd5) 25. Rh3?? { (0.14 → -9.76) Blunder. Qxf6 was best. } (25. Qxf6 Qxf6) 25... Nh7 26. Qh6 Bxh3 27. gxh3 Rae8 28. Re1 b5 29. c3 dxc3 30. bxc3 c4 31. Bc2 Qf6 32. Rf1 Qh8 33. Bd1 a5 34. Bg4 Qxc3 35. Rf3 Qh8 36. Bd7 Rd8 37. Bxb5 Rc8 38. Qh4 c3 39. Rf1 c2 40. Rc1 Rb8 41. Ba4 Rbc8 42. Bxc2 Rce8 43. Ba4 Rb8 44. Rc6 Rbd8 45. Qf2 d5 46. exd5 Rxd5 47. Bb3 Rdd8?? { (-11.51 → 1.93) Blunder. Rg5+ was best. } (47... Rg5+) 48. Qb6?? { (1.93 → -14.79) Blunder. Rxg6+ was best. } (48. Rxg6+ Qg7 49. Rxg7+ Kxg7 50. Qg3+ Kh8 51. Qc3+ f6 52. Qxa5 Rfe8 53. h4 Rd4 54. Qh5 Re7) 48... Rde8?? { (-14.79 → 1.81) Blunder. Qa1+ was best. } (48... Qa1+) 49. Qxa5?? { (1.81 → -14.54) Blunder. Rxg6+ was best. } (49. Rxg6+ Qg7 50. Rxg7+ Kxg7 51. Qxa5 Re7 52. Qc3+ Kh6 53. Kf1 Rfe8 54. Qd2+ Kg7 55. Qg2+ Kh6) 49... Rb8?? { (-14.54 → 2.72) Blunder. Qd4+ was best. } (49... Qd4+) 50. Qc7?? { (2.72 → -9.91) Blunder. Rxg6+ was best. } (50. Rxg6+ Qg7 51. Rxg7+ Kxg7 52. h4 Kh8 53. Kf1 Rbc8 54. Qe5+ f6 55. Qf5 Rc1+ 56. Kf2 Rd8) 50... Rbe8?? { (-9.91 → 2.37) Blunder. Qd4+ was best. } (50... Qd4+ 51. Kh1) 51. Ra6?? { (2.37 → Mate in 6) Checkmate is now unavoidable. Rxg6+ was best. } (51. Rxg6+ Qg7) 51... Rc8?? { (Mate in 6 → 2.25) Lost forced checkmate sequence. Qa1+ was best. } (51... Qa1+ 52. Kf2 Qe1+ 53. Kg2 Re2+ 54. Kf3 Qf2+ 55. Kg4 Re4+ 56. Qf4 Rxf4#) 52. Qd7?? { (2.25 → -11.00) Blunder. Rxg6+ was best. } (52. Rxg6+ Qg7 53. Rxg7+ Kxg7 54. Qe5+ Kg8 55. Qd6 Kg7 56. Kf2 Nf6 57. Qg3+ Kh7 58. Qh4+ Kg6) 52... Rcd8?? { (-11.00 → 2.11) Blunder. Rc1+ was best. } (52... Rc1+) 53. Qe7?? { (2.11 → -13.92) Blunder. Rxg6+ was best. } (53. Rxg6+ Qg7) 53... Rde8?? { (-13.92 → 1.61) Blunder. Qa1+ was best. } (53... Qa1+) 54. Qd7?? { (1.61 → -14.31) Blunder. Rxg6+ was best. } (54. Rxg6+ Qg7 55. Rxg7+ Kxg7 56. Qc7 Re3 57. Kg2 Kh8 58. Qf4 Re2+ 59. Kf3 Re6 60. Qd4+ Rf6+) 54... Rc8?? { (-14.31 → 6.47) Blunder. Qa1+ was best. } (54... Qa1+) 55. Ra7?? { (6.47 → -14.61) Blunder. Bxf7+ was best. } (55. Bxf7+ Rxf7 56. Rxg6+ Rg7 57. Qe6+ Kf8 58. Qxc8+ Kf7 59. Qxh8 Kxg6 60. Qe8+ Rf7 61. a4 Nf6) 55... Rcd8?? { (-14.61 → -1.72) Blunder. Rc1+ was best. } (55... Rc1+ 56. Bd1 Qa1 57. Kf2 Rxd1 58. Qxd1 Qxd1 59. h4 Qc2+ 60. Kf3 Qc3+ 61. Kg2 Re8 62. Re7) 56. Qe7?? { (-1.72 → Mate in 10) Checkmate is now unavoidable. Bxf7+ was best. } (56. Bxf7+ Kg7) 56... Rde8?? { (Mate in 10 → Mate in 4) Lost forced checkmate sequence. Qa1+ was best. } (56... Qa1+ 57. Kf2 Rd2+ 58. Qe2 Qd4+ 59. Kf1 Rxe2 60. Kxe2 Re8+ 61. Re7 Rxe7+ 62. Be6 Rxe6+ 63. Kf3) 57. Qh4?? { (Mate in 4 → -14.29) Lost forced checkmate sequence. Bxf7+ was best. } (57. Bxf7+ Kg7 58. Bxe8+ Kg8 59. Qe6+ Rf7 60. Qxf7#) 57... Rd8?? { (-14.29 → 0.00) Blunder. Qa1+ was best. } (57... Qa1+) 58. a4?? { (0.00 → -14.84) Blunder. Rxf7 was best. } (58. Rxf7 Rxf7 59. Qxd8+ Nf8 60. Bxf7+ Kxf7 61. Qc7+ Ke6 62. Qc6+ Ke7 63. Qc5+ Kd8 64. Qd5+ Ke8) 58... Rd1+?? { (-14.84 → -1.03) Blunder. Qa1+ was best. } (58... Qa1+) 59. Bxd1 Kg7?? { (-1.03 → 1.75) Blunder. Qe5 was best. } (59... Qe5 60. Rd7 Ng5 61. Bg4 Re8 62. Rd1 Qe3+ 63. Qf2 Nxh3+ 64. Bxh3 Qxh3 65. Qf4 Qb3 66. Qd4) 60. Qd4+ Kh6 61. Qf4+ Kg7 62. Bb3 Qg8?? { (1.91 → 5.55) Blunder. Nf6 was best. } (62... Nf6) 63. Qe5+ Kh6 64. Qf4+?? { (6.22 → 2.57) Blunder. Qe3+ was best. } (64. Qe3+ Kg7) 64... Kg7?? { (2.57 → 6.49) Blunder. g5 was best. } (64... g5 65. Qc4 Qg6 66. Ra6 f6 67. Bc2 Qf7 68. Qxf7 Rxf7 69. Rc6 Ra7 70. Kf2 Kg7 71. a5) 65. Qg5?? { (6.49 → -10.55) Blunder. Qd4+ was best. } (65. Qd4+ Kh6 66. a5 Qh8 67. Qf4+ Kg7 68. Bxf7 Ra8 69. Rc7 Rc8 70. Bc4+ Rxc7 71. Qxc7+ Kh6) 65... Nxg5 66. h4 { White resigns. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting