Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/5ZtDKojM"]
[Date "2026.08.03"]
[White "Caroline1"]
[Black "KiRiLL"]
[Result "1-0"]
[UTCDate "2026.08.03"]
[UTCTime "15:16:22"]
[WhiteElo "1460"]
[BlackElo "1354"]
[WhiteRatingDiff "+5"]
[BlackRatingDiff "-10"]
[WhiteTitle "GM🐰"]
[BlackTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D00"]
[Opening "Queen's Pawn Game"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 d5 2. e3 Nf6 { D00 Queen's Pawn Game } 3. f4?! { (0.11 → -0.79) Inaccuracy. c4 was best. } (3. c4 e6 4. Nf3 Be7 5. Nc3 O-O 6. b3 c5 7. dxc5 dxc4 8. Bxc4 Qxd1+ 9. Kxd1 Rd8+) 3... e6?! { (-0.79 → -0.28) Inaccuracy. Bf5 was best. } (3... Bf5 4. Nf3 e6 5. c4 c5 6. cxd5 exd5 7. Ne5 Nc6 8. Nc3 cxd4 9. exd4 Bb4 10. Bd3) 4. Nf3 Bd6 5. c3 Nc6 6. Bd3 Bd7 7. Nbd2 O-O 8. O-O Qe7? { (0.27 → 1.59) Mistake. Ne7 was best. } (8... Ne7 9. Ne5) 9. Ne5 Nxe5?? { (1.46 → 8.26) Blunder. Qd8 was best. } (9... Qd8 10. Rf3) 10. fxe5 Bxe5 11. dxe5 Ne8 12. Rf3 Rd8 13. Rh3 h6 14. b3 f6 15. exf6?! { (6.81 → 4.47) Inaccuracy. Nf3 was best. } (15. Nf3) 15... Qxf6?! { (4.47 → 6.86) Inaccuracy. Nxf6 was best. } (15... Nxf6 16. Rf3) 16. Rf3 Qe7 17. Rxf8+ Qxf8 18. Bb2 Qc5 19. Qf3 Nd6 20. Kh1 Nf5 21. Bxf5 exf5 22. Qg3 Re8 23. c4 g5 24. Bd4 Qc6 25. cxd5?! { (7.98 → 5.33) Inaccuracy. c5 was best. } (25. c5) 25... Qxd5 26. Qxc7 Bc6?? { (5.83 → Mate in 1) Checkmate is now unavoidable. Rc8 was best. } (26... Rc8 27. Qg3) 27. Qg7# { White wins by checkmate. } 1-0