Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/UXMWnFph"]
[Date "2025.08.08"]
[White "Peter3"]
[Black "LEO2"]
[Result "1-0"]
[UTCDate "2025.08.08"]
[UTCTime "23:21:15"]
[WhiteElo "1350"]
[BlackElo "1251"]
[WhiteRatingDiff "+9"]
[BlackRatingDiff "-19"]
[BlackTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B20"]
[Opening "Sicilian Defense: Bowdler Attack"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 c5 2. Bc4 { B20 Sicilian Defense: Bowdler Attack } Nc6 3. Nf3 d6 4. Ng5? { (0.30 → -1.08) Mistake. d4 was best. } (4. d4 cxd4 5. Nxd4 e6 6. Nc3 Nf6 7. Be3 d5 8. exd5 exd5 9. Be2 Bb4 10. Qd2 O-O) 4... Ne5? { (-1.08 → 0.12) Mistake. e6 was best. } (4... e6 5. d3 d5 6. Bb3 h6 7. Nf3 dxe4 8. dxe4 Qxd1+ 9. Kxd1 b6 10. Ba4 Bb7 11. Nbd2) 5. b3?! { (0.12 → -0.40) Inaccuracy. Bb3 was best. } (5. Bb3 e6 6. O-O Nf6 7. f4 Nc6 8. d3 Be7 9. Ba4 Bd7 10. c3 O-O 11. Qe2 h6) 5... Nxc4 6. bxc4 e5 7. Qh5?? { (-0.02 → -5.45) Blunder. d3 was best. } (7. d3 g6 8. Nf3 h6 9. Nfd2 Bg7 10. Nc3 Ne7 11. a4 O-O 12. h4 f5 13. h5 g5) 7... Be6?? { (-5.45 → 7.96) Blunder. g6 was best. } (7... g6 8. Nxf7) 8. Nxe6 Nf6 9. Nxd8 Nxh5 10. Nxb7 Rb8 11. Na5 d5 12. exd5 Be7 13. Nc6 Rc8 14. Nxa7 Ra8 15. Nc6 Rc8 16. Nxe5 f6 17. Nc6 Rc7 18. Nxe7 Rxe7+ 19. Kf1 O-O 20. d3 Rfe8 21. Be3 f5 22. Nc3 f4 23. Bxc5 f3 24. gxf3 g5 25. Bxe7 Rxe7 26. Ne4 g4 27. fxg4 Nf4 28. Rb1 h5 29. gxh5 Nxh5 30. Rb8+ Kf7 31. Ng5+ Kf6 32. Rg1 Nf4 33. Rf8+ Ke5 34. Nf3+ Kd6 35. Rd8+ Kc7 36. Rf8 Nh3 37. Rg6 Kd7 38. c5 Rg7 39. Rxg7# { White wins by checkmate. } 1-0