Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/euNZhUpp"]
[Date "2026.08.02"]
[White "Luz"]
[Black "Ezra1"]
[Result "1-0"]
[UTCDate "2026.08.02"]
[UTCTime "17:43:06"]
[WhiteElo "1550"]
[BlackElo "1394"]
[WhiteRatingDiff "+4"]
[BlackRatingDiff "-4"]
[WhiteTitle "IM👹"]
[BlackTitle "😼"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B10"]
[Opening "Caro-Kann Defense: Two Knights Attack"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 c6 2. Nf3 d5 3. Nc3 { B10 Caro-Kann Defense: Two Knights Attack } Nf6 4. exd5?! { (0.59 → -0.01) Inaccuracy. e5 was best. } (4. e5 Ne4 5. d4 Nxc3 6. bxc3 c5 7. dxc5 e6 8. Rb1 Bxc5 9. Bd3 Qc7 10. O-O Nc6) 4... cxd5 5. d4 Nc6 6. Bf4 Bf5?! { (-0.27 → 0.38) Inaccuracy. Bg4 was best. } (6... Bg4 7. Be2) 7. Bb5 a6 8. Ba4? { (0.33 → -0.86) Mistake. Bxc6+ was best. } (8. Bxc6+ bxc6 9. O-O e6 10. Na4 Bg4 11. h3 Bd6 12. Bxd6 Bxf3 13. Qxf3 Qxd6 14. b3 Ne4) 8... e6? { (-0.86 → 0.54) Mistake. b5 was best. } (8... b5 9. Bb3) 9. Ne5 Bd6?? { (0.63 → 4.73) Blunder. Qb6 was best. } (9... Qb6) 10. Nxc6 bxc6 11. Bxc6+ Ke7 12. Bxd6+ Qxd6 13. Bxa8 Rxa8 14. O-O Ng4 15. g3 e5? { (4.46 → 7.87) Mistake. Rc8 was best. } (15... Rc8 16. Qd2 Nf6 17. f3 Qb8 18. Rab1 h5 19. Rfc1 Kf8 20. b3 Kg8 21. Ne2 h4 22. g4) 16. Re1 Qh6 17. h4 Rb8 18. Nxd5+ Ke6 19. dxe5 Nxe5 20. Nf4+ Kf6?! { (13.06 → Mate in 6) Checkmate is now unavoidable. Ke7 was best. } (20... Ke7 21. Rxe5+) 21. Qd6+ Be6 22. Qxe5+ Ke7 23. Qxb8?! { (Mate in 4 → 18.96) Lost forced checkmate sequence. Nd5+ was best. } (23. Nd5+ Ke8 24. Qxb8+ Kd7 25. Qc7+ Ke8 26. Qe7#) 23... Kf6?! { (18.96 → Mate in 4) Checkmate is now unavoidable. Qxf4 was best. } (23... Qxf4 24. Qxf4) 24. Nxe6 fxe6 25. Qe5+?! { (Mate in 3 → 18.98) Lost forced checkmate sequence. Qf8+ was best. } (25. Qf8+ Kg6 26. Rxe6+ Kh5 27. Qf3#) 25... Kf7?! { (18.98 → Mate in 8) Checkmate is now unavoidable. Ke7 was best. } (25... Ke7 26. Qc7+) 26. Qc7+ Kf6 27. Qd8+ Kg6 28. Rxe6+ Kf5 29. Rxh6 g6 30. Rxh7 Kg4 { Black resigns. } 1-0