Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/3PWkoyiP"]
[Date "2026.10.09"]
[White "Jace"]
[Black "Trekker"]
[Result "0-1"]
[UTCDate "2026.10.09"]
[UTCTime "20:27:06"]
[WhiteElo "1128"]
[BlackElo "1828"]
[WhiteRatingDiff "-3"]
[BlackRatingDiff "+1"]
[BlackTitle "π
"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B02"]
[Opening "Alekhine Defense: MarΓ³czy Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 Nf6?! { (0.33 β 0.91) Inaccuracy. c5 was best. } (1... c5 2. Nf3 d6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nc6 6. O-O h6 7. Nd5 Nf6 8. Nxf6+) 2. d3?! { (0.91 β -0.03) Inaccuracy. e5 was best. } { B02 Alekhine Defense: MarΓ³czy Variation } (2. e5 Nd5) 2... e5 3. d4? { (-0.25 β -1.42) Mistake. Nf3 was best. } (3. Nf3 Nc6) 3... exd4 4. e5 Qe7 5. Qxd4? { (-1.39 β -3.00) Mistake. Nf3 was best. } (5. Nf3) 5... Nc6 6. Qc4 Qxe5+ 7. Ne2 Bc5?! { (-4.05 β -3.12) Inaccuracy. d5 was best. } (7... d5 8. Qf4) 8. Bf4? { (-3.12 β -5.75) Mistake. Nc3 was best. } (8. Nc3 d6 9. Bf4 Qe6 10. Qxe6+ fxe6 11. Na4 Nb4 12. Rb1 Nxc2+ 13. Kd2 Bxf2 14. Kxc2 e5) 8... Qxb2 9. Qxc5 Qxa1 10. Qb5?! { (-4.76 β -8.53) Inaccuracy. Nc3 was best. } (10. Nc3) 10... O-O 11. Nc3 Re8+ 12. Kd2 Nd4 13. Bd3 Nxb5 14. Bxb5 Qb2 15. Bxc7 Ne4+ 16. Kd3 Nxc3 17. Nxc3 Qb4 18. Rb1 Qc5 19. Bc4 a6 20. Bg3 b5 21. Bxf7+ Kxf7 22. f4?! { (-17.84 β Mate in 1) Checkmate is now unavoidable. Rb3 was best. } (22. Rb3 Qc4+) 22... Qe3# { Black wins by checkmate. } 0-1