Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/7arlII8e"]
[Date "2025.10.04"]
[White "Ivan"]
[Black "Neil1"]
[Result "1-0"]
[UTCDate "2025.10.04"]
[UTCTime "17:49:43"]
[WhiteElo "1312"]
[BlackElo "1408"]
[WhiteRatingDiff "+58"]
[BlackRatingDiff "-13"]
[WhiteTitle "NM"]
[BlackTitle "IMš©"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D20"]
[Opening "Queen's Gambit Accepted: Central Variation, McDonnell Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 d5 2. c4 dxc4 3. e4 e5 { D20 Queen's Gambit Accepted: Central Variation, McDonnell Defense } 4. Nf3 exd4 5. Nxd4?! { (0.68 ā -0.23) Inaccuracy. Bxc4 was best. } (5. Bxc4 Bb4+ 6. Nbd2 Nc6 7. O-O Nf6 8. e5 Nd5 9. Nb3 Nb6 10. Bb5 Bd7 11. Nbxd4 Nxd4) 5... Bc5 6. Be3 Nc6?! { (-0.28 ā 0.32) Inaccuracy. Nf6 was best. } (6... Nf6 7. Bxc4) 7. Bxc4?? { (0.32 ā -7.59) Blunder. Nxc6 was best. } (7. Nxc6 Qxd1+ 8. Kxd1 Bxe3 9. fxe3 bxc6 10. Bxc4 Nf6 11. Nd2 O-O 12. Rc1 a5 13. Ke2 Re8) 7... Bxd4 8. Qf3 Bxb2?? { (-9.23 ā Mate in 1) Checkmate is now unavoidable. Nf6 was best. } (8... Nf6 9. O-O Ne5 10. Qg3 Nxc4 11. Bxd4 Qxd4 12. Nc3 O-O 13. Nb5 Qc5 14. Nxc7 Nh5 15. Qf3) 9. Qxf7# { White wins by checkmate. } 1-0