Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/03hjm4jl"]
[Date "2026.03.11"]
[White "LuNa"]
[Black "Avani"]
[Result "1-0"]
[UTCDate "2026.03.11"]
[UTCTime "20:03:45"]
[WhiteElo "906"]
[BlackElo "863"]
[WhiteRatingDiff "+15"]
[BlackRatingDiff "-17"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C20"]
[Opening "King's Pawn Game: Wayward Queen Attack, Kiddie Countergambit"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Qh5? { (0.60 → -0.42) Mistake. Nf3 was best. } (2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. d4 exd4 6. Nxd4 Bc5 7. Nf5 O-O 8. Nc3 a6) 2... Nf6 { C20 King's Pawn Game: Wayward Queen Attack, Kiddie Countergambit } 3. Qxe5+ Be7 4. Nf3 O-O 5. Bc4? { (-0.22 → -1.33) Mistake. Nc3 was best. } (5. Nc3 Nc6) 5... Bb4?? { (-1.33 → 0.49) Blunder. Nc6 was best. } (5... Nc6 6. Qb5 a6 7. Qa4 d5 8. Bxd5 Nb4 9. d3 Nfxd5 10. exd5 Qxd5 11. Nc3 Qe6+ 12. Be3) 6. Bxf7+?? { (0.49 → -5.53) Blunder. O-O was best. } (6. O-O Nc6 7. Qf4 d5 8. exd5 Bd6 9. Qh4 Ne7 10. d4 Ng6 11. Qg5 Re8 12. h3 h6) 6... Rxf7 7. Ng5 Rf8 8. Qf5 Ne8?? { (-9.59 → Mate in 1) Checkmate is now unavoidable. d5 was best. } (8... d5 9. Ne6) 9. Qxh7# { White wins by checkmate. } 1-0