Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/YnCIGtZ0"]
[Date "2026.05.19"]
[White "ChessMasterPlayer"]
[Black "Sawyer"]
[Result "0-1"]
[UTCDate "2026.05.19"]
[UTCTime "14:33:19"]
[WhiteElo "1418"]
[BlackElo "1662"]
[WhiteRatingDiff "-4"]
[BlackRatingDiff "+5"]
[WhiteTitle "GM"]
[BlackTitle "GM🌋"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A80"]
[Opening "Dutch Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 f5 { A80 Dutch Defense } 2. Nf3 Nf6 3. Bf4 e6 4. e3 b6 5. Nc3?! { (0.83 → -0.13) Inaccuracy. Be2 was best. } (5. Be2 Bd6 6. Bxd6 cxd6 7. c4 d5 8. Nc3 Bb7 9. Nb5 O-O 10. Rc1 dxc4 11. Bxc4 Nc6) 5... Bb4 6. Bd3 Bb7 7. O-O Bxc3 8. bxc3 O-O 9. Be5?! { (-0.11 → -0.82) Inaccuracy. c4 was best. } (9. c4 d6 10. a4 Nbd7 11. Nd2 Qe8 12. Bg3 Nh5 13. a5 Nxg3 14. hxg3 e5 15. axb6 axb6) 9... d6 10. Bxf6 Qxf6 11. Qe2 Qg6 12. Rfe1 Nd7 13. e4 Rae8 14. exf5 exf5 15. Qd2?? { (-0.69 → -8.69) Blunder. Qd1 was best. } (15. Qd1) 15... Bxf3 16. g3 Rxe1+ 17. Rxe1 Qg4 18. Be2 Bxe2 19. Rxe2 Nf6 20. Re7 Rf7 21. Rxf7 Kxf7 22. Qd3 Ne4?? { (-8.48 → -1.11) Blunder. f4 was best. } (22... f4 23. f3) 23. Qc4+?? { (-1.11 → -8.20) Blunder. f3 was best. } (23. f3 Qg6) 23... Kf6 24. Qxc7 Qe2 25. Kg2? { (-9.85 → Mate in 3) Checkmate is now unavoidable. Qd8+ was best. } (25. Qd8+ Kg6) 25... Qxf2+ 26. Kh3 Ng5+ 27. Kh4 Qxh2# { Black wins by checkmate. } 0-1