Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/ChWHY3OY"]
[Date "2026.06.19"]
[White "Eitan1"]
[Black "Mark2"]
[Result "0-1"]
[UTCDate "2026.06.19"]
[UTCTime "23:24:37"]
[WhiteElo "1197"]
[BlackElo "1207"]
[WhiteRatingDiff "-8"]
[BlackRatingDiff "+12"]
[BlackTitle "࿄"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C57"]
[Opening "Italian Game: Two Knights Defense, Knight Attack"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5?! { (0.29 → -0.24) Inaccuracy. d3 was best. } { C57 Italian Game: Two Knights Defense, Knight Attack } (4. d3 Bc5 5. c3 d6 6. a4 a6 7. O-O Ba7 8. Nbd2 h6 9. Re1 Ng4 10. d4) 4... Qe7?? { (-0.24 → 2.34) Blunder. d5 was best. } (4... d5 5. exd5) 5. Nxf7?? { (2.34 → 0.32) Blunder. Bxf7+ was best. } (5. Bxf7+ Kd8 6. Bb3 Ke8 7. d3 h6 8. Nf3 g5 9. Be3 d6 10. Nc3 Qg7 11. Nd2 Nd4) 5... Rg8?? { (0.32 → 2.68) Blunder. d5 was best. } (5... d5 6. Bxd5) 6. Qf3?? { (2.68 → -4.42) Blunder. Ng5 was best. } (6. Ng5 Rh8) 6... Na5?? { (-4.42 → -0.33) Blunder. Nd4 was best. } (6... Nd4 7. Qd1 d5 8. exd5 Qxf7 9. c3 Nf5 10. d4 exd4 11. O-O Kd8 12. Nd2 Bd6 13. Bd3) 7. b4?? { (-0.33 → -8.14) Blunder. Nxe5 was best. } (7. Nxe5 d5 8. Bxd5 Nxd5 9. d4 Nb4 10. O-O Nxc2 11. Qc3 Nxa1 12. Qxa5 c6 13. Qc3 Be6) 7... Nxc4 8. d3 Qxb4+ 9. c3 Qa4 10. O-O Qc2 11. dxc4 Bc5?? { (-7.04 → -0.59) Blunder. Kxf7 was best. } (11... Kxf7) 12. Kh1?? { (-0.59 → -7.23) Blunder. Nxe5 was best. } (12. Nxe5) 12... Kxf7 13. Na3 Qa4 14. Bg5 Be7 15. Bxf6 Bxf6 16. g4 Qxa3 17. g5 Qb2?! { (-7.08 → -4.85) Inaccuracy. d6 was best. } (17... d6) 18. gxf6 gxf6?? { (-5.05 → 0.00) Blunder. g6 was best. } (18... g6 19. Qe3) 19. Rfb1?? { (0.00 → -6.09) Blunder. Qh5+ was best. } (19. Qh5+ Kf8 20. Qh6+ Kf7) 19... Qd2 20. Qh5+ Kf8? { (-6.38 → -3.19) Mistake. Rg6 was best. } (20... Rg6 21. Qxh7+) 21. Qxh7?? { (-3.19 → -9.15) Blunder. Rg1 was best. } (21. Rg1 Rh8) 21... Qxf2 22. Rf1? { (-7.39 → Mate in 1) Checkmate is now unavoidable. Qh6+ was best. } (22. Qh6+ Ke8) 22... Qg2# { Black wins by checkmate. } 0-1