Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/FuqQzzXC"]
[Date "2026.10.21"]
[White "Maria"]
[Black "Alexander9"]
[Result "1-0"]
[UTCDate "2026.10.21"]
[UTCTime "20:36:28"]
[WhiteElo "1145"]
[BlackElo "974"]
[WhiteRatingDiff "+6"]
[BlackRatingDiff "-13"]
[WhiteTitle "❦"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A00"]
[Opening "Van't Kruijs Opening"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e3 { A00 Van't Kruijs Opening } e5 2. Nc3?! { (0.31 → -0.25) Inaccuracy. d4 was best. } (2. d4 exd4 3. exd4 d5 4. Bd3 Bd6 5. Nf3 h6 6. O-O Ne7 7. Re1 O-O 8. Nbd2 Nd7) 2... Nf6 3. Bc4? { (0.21 → -0.85) Mistake. d4 was best. } (3. d4) 3... Nc6 4. Qf3 Bc5?! { (-0.89 → -0.23) Inaccuracy. Na5 was best. } (4... Na5 5. d3 c6 6. e4 b5 7. Bb3 Be7 8. Qe2 O-O 9. Nf3 Nxb3 10. axb3 d6 11. h3) 5. Nd5 O-O?! { (-0.54 → 0.41) Inaccuracy. Nxd5 was best. } (5... Nxd5 6. Bxd5 O-O 7. a3 a5 8. Ne2 a4 9. d3 Ne7 10. d4 c6 11. Ba2 exd4 12. exd4) 6. Nxf6+ Kh8?? { (0.28 → 5.61) Blunder. Qxf6 was best. } (6... Qxf6 7. Qxf6) 7. Qh5?? { (5.61 → -0.01) Blunder. Nd5 was best. } (7. Nd5 f5) 7... gxf6?? { (-0.01 → 8.00) Blunder. Qxf6 was best. } (7... Qxf6 8. Nf3) 8. Bd3 Rg8? { (7.94 → Mate in 1) Checkmate is now unavoidable. f5 was best. } (8... f5 9. Bxf5) 9. Qxh7# { White wins by checkmate. } 1-0