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Puzzles (3 cohencoins award for each match):

Puzzle SnjYX: 463

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/jdT8dxJS"] [Date "2026.10.21"] [White "xavi"] [Black "Wali"] [Result "0-1"] [UTCDate "2026.10.21"] [UTCTime "20:03:09"] [WhiteElo "1758"] [BlackElo "1840"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+7"] [WhiteTitle "GM🥀"] [BlackTitle "IM🌣"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B30"] [Opening "Sicilian Defense: Nyezhmetdinov-Rossolimo Attack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 { B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack } Nd4 4. Nxd4 cxd4 5. d3?? { (0.90 → -4.08) Blunder. c3 was best. } (5. c3 a6) 5... e5?? { (-4.08 → 1.57) Blunder. Qa5+ was best. } (5... Qa5+ 6. c3) 6. O-O Nf6 7. Bg5? { (1.85 → 0.58) Mistake. f4 was best. } (7. f4 exf4) 7... h6 8. Bh4 a6 9. Bc4 b5?? { (0.65 → 2.35) Blunder. Bd6 was best. } (9... Bd6) 10. Bb3? { (2.35 → 0.75) Mistake. Bd5 was best. } (10. Bd5 Rb8) 10... Bc5?? { (0.75 → 3.09) Blunder. Be7 was best. } (10... Be7 11. a4 bxa4 12. Rxa4 O-O 13. Bxf6 Bxf6 14. Nd2 Rb8 15. Bd5 d6 16. Nc4 Bg5 17. Qe1) 11. Qf3?? { (3.09 → -1.35) Blunder. f4 was best. } (11. f4) 11... Be7?? { (-1.35 → 1.08) Blunder. g5 was best. } (11... g5 12. Bg3 d6 13. Qd1 h5 14. f3 h4 15. Bf2 a5 16. a4 b4 17. c3 dxc3 18. bxc3) 12. Nd2? { (1.08 → -0.37) Mistake. c3 was best. } (12. c3) 12... d6?! { (-0.37 → 0.25) Inaccuracy. g5 was best. } (12... g5 13. Bg3) 13. h3?? { (0.25 → -2.30) Blunder. Bxf6 was best. } (13. Bxf6 Bxf6 14. a4 Bd7 15. axb5 axb5 16. g3 Qc8 17. Qh5 O-O 18. h4 Rxa1 19. Rxa1 Bg4) 13... O-O?? { (-2.30 → 0.00) Blunder. g5 was best. } (13... g5) 14. a4?! { (0.00 → -0.60) Inaccuracy. Bxf6 was best. } (14. Bxf6 Bxf6 15. a4 Bd7 16. axb5 axb5 17. Rxa8 Qxa8 18. Qh5 Be6 19. Bxe6 fxe6 20. Qg4 Qa2) 14... Qa5?? { (-0.60 → 0.98) Blunder. bxa4 was best. } (14... bxa4 15. Rxa4 g5 16. Bg3 g4 17. Qe2 gxh3 18. f4 Bg4 19. Qf2 Bd7 20. gxh3 Bxa4 21. fxe5) 15. axb5?? { (0.98 → -3.30) Blunder. Qe2 was best. } (15. Qe2 g5 16. axb5 Qxb5 17. Bg3 Kg7 18. Nc4 a5 19. Ra2 Be6 20. Rfa1 Bxc4 21. Bxc4 Qc5) 15... Qxd2 16. bxa6?! { (-3.88 → -5.84) Inaccuracy. Bxf6 was best. } (16. Bxf6 Bxf6 17. Bd5 Ra7 18. b6 Rb7 19. Bxb7 Bxb7 20. c4 Bd8 21. b4 Qxb4 22. Rfb1 Qc5) 16... Bxa6?? { (-5.84 → -0.90) Blunder. g5 was best. } (16... g5 17. Rfd1 Qf4 18. Qxf4 exf4 19. Bc4 gxh4 20. Rdb1 Bd8 21. b4 Bb6 22. Rb3 Ra7 23. b5) 17. Rfd1?? { (-0.90 → -4.87) Blunder. Bxf6 was best. } (17. Bxf6 Bxf6 18. Bd5 Ra7 19. Ra2 Rc8 20. c3 dxc3 21. bxc3 Qg5 22. Rfa1 Rxc3 23. Qd1 Kh7) 17... Qb4 18. Qf5?! { (-4.49 → -6.49) Inaccuracy. Qg3 was best. } (18. Qg3 Bb7) 18... Bc8 19. Qf3 Rxa1 20. Rxa1 Be6 21. Bxe6 fxe6 22. Bxf6 Rxf6 23. Qg4 Qd2 24. Ra8+ Kh7 25. Ra7 Qxf2+ 26. Kh1? { (-8.28 → Mate in 6) Checkmate is now unavoidable. Kh2 was best. } (26. Kh2 Bf8 27. Ra1 Qxc2 28. Qd1 Qxb2 29. Qc1 Qf2 30. Qe1 Qf4+ 31. Qg3 Qd2 32. h4 Qb2) 26... Qf1+? { (Mate in 6 → -8.20) Lost forced checkmate sequence. Qe1+ was best. } (26... Qe1+ 27. Kh2 Rf1 28. Qxg7+ Kxg7 29. Rxe7+ Kf6 30. Rf7+ Kxf7 31. b3 Rh1#) 27. Kh2 Rg6 28. Qf3 Qxf3 29. gxf3 Bg5 30. Ra6 Bf4+ 31. Kh1 d5 32. exd5 exd5 33. Ra5 Rg3 34. Rxd5 Rxh3+ 35. Kg2 Rg3+ 36. Kf2 h5 37. b4 h4 38. b5?! { (-14.84 → Mate in 7) Checkmate is now unavoidable. c3 was best. } (38. c3 dxc3 39. d4 h3 40. Ke2 h2 41. Rc5 h1=Q 42. Kd3 Qxf3+ 43. Kc4 c2 44. Kb5 Qe2+) 38... Be3+?! { (Mate in 7 → -14.76) Lost forced checkmate sequence. h3 was best. } (38... h3 39. Rxe5 Bxe5 40. b6 h2 41. f4 Bxf4 42. b7 h1=Q 43. Ke2 Re3+ 44. Kd2 Re1#) 39. Kf1 Rg1+ 40. Ke2 h3 41. Rxe5 Rg2+ 42. Kf1 Rf2+ 43. Ke1 Kg6 44. Re4 Rxc2 45. Rh4 Rc1+ 46. Ke2 Rc2+ 47. Kd1 Rd2+ 48. Ke1 Bf2+ 49. Kxd2 Bxh4 50. b6 h2 51. b7 h1=Q 52. b8=Q Bg5+ 53. f4 Qh2+ 54. Kd1 Qg1+ 55. Kc2 Qf2+ 56. Kb3 Bxf4 57. Qb6+ Kh7 58. Qe6 Qd2 59. Qh3+ Bh6 60. Qf5+ g6 61. Qd7+ Bg7 62. Qh3+ Qh6 63. Qd7 Qe3 64. Qb5 Qd2 65. Qa6 Qc3+ 66. Ka2 Qc2+ 67. Ka1 Qc3+ 68. Ka2 Qd2+ 69. Ka1 Bf8?! { (-8.67 → -5.93) Inaccuracy. g5 was best. } (69... g5 70. Qb5 Qe1+ 71. Kb2 Qe2+ 72. Kb3 Kg6 73. Qc6+ Bf6 74. Qc2 Qf3 75. Qc4 Qe3 76. Qg8+) 70. Qb7+ Kh6 71. Qh1+ Kg5 72. Qd5+ Kh6 73. Qh1+ Kg7 74. Qb7+ Kg8 75. Qd5+ Kh8 76. Qxd4+?? { (-6.41 → Mate in 10) Checkmate is now unavoidable. Qe4 was best. } (76. Qe4 Qc1+ 77. Ka2 Qa3+ 78. Kb1 Qb4+ 79. Kc1 Qc5+ 80. Kd1 Kg7 81. Ke2 Be7 82. Kf1 g5) 76... Bg7 { White resigns. } 0-1
RapidOverall
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83
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