Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/dNvi70fE"]
[Date "2026.10.02"]
[White "Eunyul"]
[Black "Eli4"]
[Result "1-0"]
[UTCDate "2026.10.02"]
[UTCTime "23:29:22"]
[WhiteElo "1264"]
[BlackElo "715"]
[WhiteRatingDiff "+3"]
[BlackRatingDiff "-1"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C23"]
[Opening "Bishop's Opening: Boi Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Bc4?! { (0.58 → -0.05) Inaccuracy. Nf3 was best. } (2. Nf3) 2... Bc5 { C23 Bishop's Opening: Boi Variation } 3. Nf3 Nf6? { (0.38 → 1.72) Mistake. Nc6 was best. } (3... Nc6 4. O-O Nf6 5. d3 h6 6. c3 d6 7. Re1 O-O 8. h3 a6 9. Nbd2 Be6 10. Bb3) 4. O-O? { (1.72 → 0.28) Mistake. Nxe5 was best. } (4. Nxe5 O-O) 4... Nxe4 5. Ng5?? { (0.73 → -6.89) Blunder. Nc3 was best. } (5. Nc3 Nf6 6. Nxe5 O-O 7. d4 Be7 8. Re1 d6 9. Nf3 h6 10. h3 Nbd7 11. Bf4 Re8) 5... Nxg5 6. Qh5 Ne4?? { (-8.47 → Mate in 1) Checkmate is now unavoidable. g6 was best. } (6... g6 7. Qe2) 7. Qxf7# { White wins by checkmate. } 1-0