Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/Iznsa9vy"]
[Date "2025.11.22"]
[White "LEO2"]
[Black "Abigail1"]
[Result "0-1"]
[UTCDate "2025.11.22"]
[UTCTime "00:04:31"]
[WhiteElo "1397"]
[BlackElo "967"]
[WhiteRatingDiff "-22"]
[BlackRatingDiff "+22"]
[WhiteTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C00"]
[Opening "French Defense: Queen's Knight"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e6 2. Nc3 { C00 French Defense: Queen's Knight } Bc5?! { (0.44 → 1.17) Inaccuracy. c5 was best. } (2... c5 3. Nf3) 3. d4 Bb6 4. d5?! { (1.19 → 0.24) Inaccuracy. Be3 was best. } (4. Be3) 4... Bc5? { (0.24 → 1.36) Mistake. d6 was best. } (4... d6) 5. dxe6 Qf6?? { (1.03 → 3.43) Blunder. dxe6 was best. } (5... dxe6 6. Qxd8+ Kxd8 7. Nf3 Nd7 8. a4 a6 9. Be2 Ne7 10. a5 Nc6 11. O-O Ke8) 6. exd7+? { (3.43 → 1.88) Mistake. exf7+ was best. } (6. exf7+ Qxf7 7. Nf3 d6 8. Na4 Nc6 9. Bb5 Bd7 10. Nxc5 dxc5 11. Bxc6 Bxc6 12. Ne5 Qe7) 6... Bxd7 7. Nd5?? { (2.10 → Mate in 1) Checkmate is now unavoidable. Nf3 was best. } (7. Nf3 Ne7) 7... Qxf2# { Black wins by checkmate. } 0-1