Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/U0F6ELfv"]
[Date "2026.04.10"]
[White "Nathan4"]
[Black "Mark2"]
[Result "0-1"]
[UTCDate "2026.04.10"]
[UTCTime "23:49:29"]
[WhiteElo "1387"]
[BlackElo "1222"]
[WhiteRatingDiff "-17"]
[BlackRatingDiff "+15"]
[WhiteTitle "GM"]
[BlackTitle "࿄"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C50"]
[Opening "Italian Game: Giuoco Pianissimo, Normal"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 { C50 Italian Game: Giuoco Pianissimo, Normal } 5. Be3 Bxe3 6. fxe3 Ng4 7. O-O?? { (0.31 → -4.03) Blunder. Qd2 was best. } (7. Qd2 d6) 7... Nxe3 8. Qe2?! { (-4.25 → -6.34) Inaccuracy. Bxf7+ was best. } (8. Bxf7+ Kxf7) 8... Ng4?? { (-6.34 → 3.73) Blunder. Nxf1 was best. } (8... Nxf1 9. Nc3 O-O 10. Rxf1 d6 11. Bd5 Kh8 12. Qf2 a5 13. Nd1 Be6 14. Ne3 a4 15. Bxe6) 9. Qf2?? { (3.73 → -8.38) Blunder. Bxf7+ was best. } (9. Bxf7+ Kxf7 10. Nxe5+ Kg8 11. Nxg4 h5 12. Ne3 d6 13. Nc3 Rh6 14. Rf2 Nd4 15. Qd2 Bg4) 9... Ne3?? { (-8.38 → 8.92) Blunder. Nxf2 was best. } (9... Nxf2 10. Rxf2 f6 11. Bb3 Nb8 12. Nbd2 d6 13. c3 Kf8 14. d4 Qe7 15. dxe5 dxe5 16. Nc4) 10. Qxe3 Nd4 11. Qe2?? { (10.69 → -8.30) Blunder. Bxf7+ was best. } (11. Bxf7+ Kxf7 12. Nxd4+ Ke8 13. Nf5 Qf6 14. Nc3 c6 15. Qg3 g6 16. Nh6 Qxf1+ 17. Rxf1 d6) 11... Nxc2?? { (-8.30 → 9.69) Blunder. Nxe2+ was best. } (11... Nxe2+ 12. Kh1 d6 13. Ng1 Nf4 14. g3 Ne6 15. Kg2 O-O 16. Bxe6 Bxe6 17. Nc3 Rc8 18. Nf3) 12. Qe3?? { (9.69 → -9.52) Blunder. Bxf7+ was best. } (12. Bxf7+ Kxf7 13. Qxc2 Ke8 14. Nxe5 Rf8 15. Rxf8+ Kxf8 16. d4 d6 17. Nf3 Bg4 18. Nbd2 Kg8) 12... Nxe3 13. Rf2 Ng4 14. Rf1 Nf6 15. Rf2 Nh5 16. Rf1 { White offers draw } 16... Nf4 { Black offers draw } 17. Rf2 Nh3+ 18. Kh1 Qg5?! { (-14.62 → -6.11) Inaccuracy. Nxf2+ was best. } (18... Nxf2+ 19. Kg1 Ng4 20. h3 c6 21. Nbd2 Qb6+ 22. Kh1 Nh6 23. Bb3 f6 24. Rc1 Kf8 25. Nc4) 19. g3?! { (-6.11 → -16.53) Inaccuracy. Nxg5 was best. } (19. Nxg5 Nxf2+ 20. Kg1 f6 21. Nf7 Rf8 22. Kxf2 Rxf7 23. Bxf7+ Kxf7 24. Nc3 c6 25. b4 Ke7) 19... Qc1+ { White resigns. } 0-1