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Puzzles (3 cohencoins award for each match):

Puzzle 0s0Ao: 541

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/j0Ry4E1a"] [Date "2026.05.05"] [White "ChessMasterPlayer"] [Black "Garyd"] [Result "0-1"] [UTCDate "2026.05.05"] [UTCTime "14:13:40"] [WhiteElo "1449"] [BlackElo "1813"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+1"] [WhiteTitle "GM"] [BlackTitle "GM🙌"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D02"] [Opening "Queen's Pawn Game: London System"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nf3 Nf6 3. Bf4 { D02 Queen's Pawn Game: London System } Bf5 4. e3 e6 5. Bd3 Bg6 6. Nc3 Bd6 7. Bxd6 Qxd6 8. O-O c6 9. Ne5 a5 10. Nxg6?! { (0.30 → -0.45) Inaccuracy. f4 was best. } (10. f4 Nbd7) 10... hxg6 11. f4 g5?! { (-0.73 → 0.00) Inaccuracy. a4 was best. } (11... a4) 12. a3?! { (0.00 → -0.57) Inaccuracy. h3 was best. } (12. h3) 12... gxf4 13. exf4 Nbd7 14. b4?! { (-0.56 → -1.18) Inaccuracy. Qe2 was best. } (14. Qe2 c5) 14... O-O 15. bxa5?! { (-0.94 → -1.68) Inaccuracy. Rb1 was best. } (15. Rb1) 15... Rxa5 16. f5?? { (-1.77 → -5.10) Blunder. a4 was best. } (16. a4 Qb4 17. Ne2 Rxa4 18. Rb1 Qa5 19. Rxb7 c5 20. c3 Qa8 21. Rb2 Ra3 22. h3 Rb8) 16... Raa8?? { (-5.10 → -0.69) Blunder. e5 was best. } (16... e5) 17. fxe6 Qxe6 18. Bf5?? { (-0.65 → -6.45) Blunder. Qf3 was best. } (18. Qf3 b5 19. a4 bxa4 20. Bf5 Qd6 21. Nxa4 Ra7 22. c3 Ne4 23. Bxe4 dxe4 24. Qf5 Nf6) 18... Qd6?? { (-6.45 → -1.00) Blunder. Qe3+ was best. } (18... Qe3+) 19. Bxd7?! { (-1.00 → -1.56) Inaccuracy. a4 was best. } (19. a4 Nc5) 19... Qxd7 20. a4 Rfe8 21. Re1 Re7 22. Rxe7 Qxe7 23. h3?? { (-1.68 → -8.10) Blunder. Qd2 was best. } (23. Qd2 Qc7) 23... Qe3+ 24. Kh2 Qxc3 25. h4 Ne4 26. Qg4 Qxa1 27. Qd7 Qc3 28. Qxb7?! { (-14.14 → Mate in 9) Checkmate is now unavoidable. Qc7 was best. } (28. Qc7 Nf6) 28... Qg3+ 29. Kg1 Rf8?! { (Mate in 8 → -13.38) Lost forced checkmate sequence. Qe3+ was best. } (29... Qe3+ 30. Kh2 Qf4+ 31. Kg1 Rxa4 32. Qc8+ Kh7 33. Qf5+ Qxf5 34. c4 Ra1+ 35. Kh2 Qf4+ 36. Kh3) 30. Qxc6?! { (-13.38 → Mate in 6) Checkmate is now unavoidable. Qb3 was best. } (30. Qb3 Qe1+ 31. Kh2 Qxh4+ 32. Kg1 Qf2+ 33. Kh2 Qxd4 34. Qb1 g6 35. Qe1 Kg7 36. g3 Qe5) 30... Qe1+ 31. Kh2 Qxh4+ 32. Kg1 Qf2+ 33. Kh2 Nf6 34. a5 Kh7 35. a6 Rh8 36. Qc3 Kg8+ 37. Qh3 Rxh3+ 38. Kxh3 Qxd4 39. g3 Qa7 40. g4 Nxg4 41. Kxg4 Qxa6 { White resigns. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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