Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/Fe2198A2"]
[Date "2026.07.01"]
[White "PJ"]
[Black "snakeywaters"]
[Result "1-0"]
[UTCDate "2026.07.01"]
[UTCTime "20:34:42"]
[WhiteElo "1942"]
[BlackElo "1851"]
[WhiteRatingDiff "+8"]
[BlackRatingDiff "-7"]
[WhiteTitle "GM🥈"]
[BlackTitle "IM㎝"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B01"]
[Opening "Scandinavian Defense: Modern Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 d5 2. exd5 Nf6 { B01 Scandinavian Defense: Modern Variation } 3. Nc3?! { (1.14 → 0.44) Inaccuracy. Nf3 was best. } (3. Nf3) 3... Nxd5 4. Bc4 e6 5. Qf3 c6?! { (-0.18 → 0.43) Inaccuracy. Nb4 was best. } (5... Nb4 6. Qd1 c5 7. a3 N4c6 8. Nf3 Be7 9. d3 b6 10. Bf4 O-O 11. Ne4 Ba6 12. O-O) 6. Bxd5? { (0.43 → -0.93) Mistake. d4 was best. } (6. d4 Nd7 7. Nge2 Be7 8. O-O O-O 9. Nxd5 exd5 10. Bd3 Bd6 11. Re1 Qf6 12. Bf4 Bxf4) 6... exd5 7. d4 Be7 8. Be3 O-O 9. Nge2 Nd7 10. O-O-O?! { (-0.94 → -1.85) Inaccuracy. O-O was best. } (10. O-O Re8) 10... Nf6 11. Nf4?? { (-1.73 → -5.64) Blunder. h3 was best. } (11. h3 b5 12. Nf4 b4 13. Na4 Qa5 14. b3 Ba6 15. Kb2 Ne4 16. Nd3 Bxd3 17. Rxd3 f5) 11... Bg4 12. Qg3 Bxd1 13. Rxd1 Ne4?? { (-5.54 → -2.43) Blunder. Bd6 was best. } (13... Bd6 14. Qf3) 14. Nxe4 dxe4 15. d5 cxd5 16. Rxd5 Qc7? { (-2.66 → -1.27) Mistake. Bd6 was best. } (16... Bd6 17. Qh3 Qe7 18. Nh5 Be5 19. Qf5 Rfe8 20. Rd7 Qe6 21. Qxe6 Rxe6 22. Ng3 b6 23. c3) 17. Bd4 g6?? { (-1.20 → 8.84) Blunder. f6 was best. } (17... f6 18. Ng6) 18. Nxg6 fxg6 19. Qxc7 Bd8? { (9.22 → Mate in 1) Checkmate is now unavoidable. Rf7 was best. } (19... Rf7 20. Rd7 Bg5+ 21. Kd1 Raf8 22. Rxf7 Rxf7 23. Qb8+ Rf8 24. Qe5 Bf6 25. Qe6+ Rf7 26. Bxf6) 20. Qg7# { White wins by checkmate. } 1-0