Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/f3avew3B"]
[Date "2025.07.07"]
[White "Ezra1"]
[Black "Drew"]
[Result "0-1"]
[UTCDate "2025.07.07"]
[UTCTime "23:10:29"]
[WhiteElo "1654"]
[BlackElo "1514"]
[WhiteRatingDiff "-14"]
[BlackRatingDiff "+21"]
[WhiteTitle "😼"]
[BlackTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C24"]
[Opening "Bishop's Opening: Vienna Hybrid"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 { C24 Bishop's Opening: Vienna Hybrid } Bc5 5. f4 d6 6. Nf3 Ng4 7. Rf1 Nxh2 8. Nxh2?? { (-0.87 → -3.76) Blunder. Rh1 was best. } (8. Rh1 Nxf3+ 9. Qxf3 Be6 10. Qg3 Bxc4 11. Qxg7 Kd7 12. dxc4 Qg8 13. Qg5 Qxg5 14. fxg5 h6) 8... Qh4+ 9. Kd2 Qxh2 10. fxe5? { (-4.76 → -9.57) Mistake. Nd5 was best. } (10. Nd5 Qxg2+) 10... Qxg2+? { (-9.57 → -4.12) Mistake. Qh6+ was best. } (10... Qh6+ 11. Ke2 Bg4+ 12. Ke1 Qh4+ 13. Kd2 Bxd1 14. Bxf7+ Ke7 15. Kxd1 Qg4+ 16. Ne2 Nd4 17. Rf2) 11. Ke1?? { (-4.12 → Mate in 3) Checkmate is now unavoidable. Qe2 was best. } (11. Qe2 Qxe2+ 12. Nxe2 Nxe5 13. Bb3 a5 14. Ba4+ Bd7 15. Bxd7+ Nxd7 16. d4 Bb6 17. Kd3 h5) 11... Bh3? { (Mate in 3 → -7.16) Lost forced checkmate sequence. Qg3+ was best. } (11... Qg3+ 12. Ke2 Bg4+ 13. Kd2 Qe3#) 12. Rxf7? { (-7.16 → Mate in 3) Checkmate is now unavoidable. Bxf7+ was best. } (12. Bxf7+ Kf8) 12... Qg3+ 13. Kd2 Be3+ 14. Ke2 Nd4# { Black wins by checkmate. } 0-1