Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/spYwMhcS"]
[Date "2026.05.16"]
[White "Vladimir"]
[Black "Maxim"]
[Result "0-1"]
[UTCDate "2026.05.16"]
[UTCTime "17:25:37"]
[WhiteElo "1334"]
[BlackElo "1698"]
[WhiteRatingDiff "-2"]
[BlackRatingDiff "+2"]
[WhiteTitle "GM🐧"]
[BlackTitle "GM🧂"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C46"]
[Opening "Three Knights Opening"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Nc3 { C46 Three Knights Opening } Be7?! { (0.18 → 0.90) Inaccuracy. Nf6 was best. } (3... Nf6 4. Bb5 Nd4 5. Nxd4 exd4 6. e5 dxc3 7. exf6 Qxf6 8. dxc3 Qe5+ 9. Qe2 Qxe2+ 10. Kxe2) 4. Bc4 d6 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 Nf6 8. Bf4 O-O 9. e5?! { (1.10 → 0.19) Inaccuracy. O-O-O was best. } (9. O-O-O Be6 10. e5 dxe5 11. Qxe5 Bd6 12. Qd4 Bxc4 13. Qxc4 Bxf4+ 14. Qxf4 Qc8 15. f3 c6) 9... dxe5 10. Qxe5? { (0.18 → -1.30) Mistake. Bxe5 was best. } (10. Bxe5 Ng4 11. Bxg7 c5 12. Qxd8 Rxd8 13. h3 Kxg7 14. hxg4 Bxg4 15. Nd5 Bg5 16. f4 Be6) 10... Bd6 11. Qe3?? { (-1.49 → -6.76) Blunder. Qd4 was best. } (11. Qd4 Bxf4) 11... Re8 12. Bxd6 Rxe3+ 13. fxe3 Qxd6 14. Rd1 Qe7 15. O-O b6 16. Rd3 Bb7 17. Rfd1 g6 18. Nb5 Qe4 19. Nxc7? { (-9.00 → Mate in 1) Checkmate is now unavoidable. Bxf7+ was best. } (19. Bxf7+ Kxf7 20. R1d2 Qe5 21. Nd4 Ba6 22. Rc3 Ne4 23. Nf3 Qe7 24. Ra3 Bb7 25. h3 b5) 19... Qxg2# { Black wins by checkmate. } 0-1