Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/xlOmgd9O"]
[Date "2026.01.19"]
[White "Walker"]
[Black "Mark"]
[Result "1-0"]
[UTCDate "2026.01.19"]
[UTCTime "16:33:18"]
[WhiteElo "1584"]
[BlackElo "1519"]
[WhiteRatingDiff "+5"]
[BlackRatingDiff "-8"]
[WhiteTitle "⚡"]
[BlackTitle "⛳"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B10"]
[Opening "Caro-Kann Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 c6 { B10 Caro-Kann Defense } 2. Nf3 d5 3. exd5 cxd5 4. Bb5+ Bd7 5. Bxd7+ Nxd7 6. d4 Nb6 7. Nc3 e6 8. a3 Bd6 9. O-O Nf6 10. Qe2 O-O 11. Ne5?! { (-0.09 → -0.74) Inaccuracy. Bg5 was best. } (11. Bg5 Rc8 12. Bxf6 Qxf6 13. Nd1 Qg6 14. c3 Qe4 15. Re1 Qxe2 16. Rxe2 Be7 17. g3 Rc7) 11... Re8?! { (-0.74 → -0.08) Inaccuracy. a6 was best. } (11... a6 12. f4) 12. Qf3? { (-0.08 → -1.21) Mistake. Bg5 was best. } (12. Bg5 Be7 13. Nd1 Nbd7 14. Nd3 Bd6 15. f4 Qc7 16. Bxf6 Nxf6 17. c3 h5 18. Ne5 g6) 12... Rc8 13. Bg5 Nc4 14. Qg3? { (-0.55 → -1.69) Mistake. Nxc4 was best. } (14. Nxc4 Rxc4 15. Rfc1 Rxd4 16. Nb5 Re4 17. Nxd6 Qxd6 18. Bxf6 gxf6 19. Qxf6 Qf4 20. Qxf4 Rxf4) 14... Nxb2? { (-1.69 → -0.35) Mistake. Be7 was best. } (14... Be7 15. Bh6 g6 16. Rab1 a6 17. Rfe1 Nxe5 18. Qxe5 Rc4 19. Red1 Qc7 20. Qxc7 Rxc7 21. Rd3) 15. Nb5?? { (-0.35 → -2.39) Blunder. Rab1 was best. } (15. Rab1 Nc4) 15... Rxc2?? { (-2.39 → 8.23) Blunder. Bb8 was best. } (15... Bb8 16. Qh3) 16. Nxd6 Qxd6 17. Bxf6 g6 18. Qh3 h5 19. Qe3 Rec8? { (8.38 → Mate in 2) Checkmate is now unavoidable. Kh7 was best. } (19... Kh7 20. Rab1) 20. Qh6 Qf8 21. Qh8# { White wins by checkmate. } 1-0