Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/LUNeAHb1"]
[Date "2026.03.18"]
[White "Wesley"]
[Black "PJ"]
[Result "0-1"]
[UTCDate "2026.03.18"]
[UTCTime "20:11:39"]
[WhiteElo "1552"]
[BlackElo "1666"]
[WhiteRatingDiff "-6"]
[BlackRatingDiff "+106"]
[WhiteTitle "GM⚜"]
[BlackTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A04"]
[Opening "Zukertort Opening: Black Mustang Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. g3 e5 3. d3 d5 4. Bg5? { (-0.08 → -1.14) Mistake. Bg2 was best. } (4. Bg2 Nf6 5. O-O h6 6. d4 e4 7. Ne5 Bd6 8. Nxc6 bxc6 9. c4 O-O 10. c5 Be7) 4... Be7 5. Bxe7 Ngxe7?! { (-1.05 → -0.39) Inaccuracy. Qxe7 was best. } (5... Qxe7 6. Bg2) 6. Bg2 Be6 7. O-O Qd7 8. Nc3? { (-0.51 → -1.68) Mistake. b4 was best. } (8. b4 f6) 8... h5?! { (-1.68 → -1.03) Inaccuracy. f6 was best. } (8... f6 9. Na4 b6 10. c4 dxc4 11. dxc4 Qxd1 12. Raxd1 Bxc4 13. Nc3 Be6 14. Ne1 Rd8 15. Nd3) 9. Nd2?? { (-1.03 → -2.89) Blunder. Na4 was best. } (9. Na4 b6 10. c4 h4 11. Ng5 hxg3 12. fxg3 dxc4 13. Nc3 cxd3 14. Nxe6 fxe6 15. Qxd3 Qxd3) 9... h4 10. e4 hxg3? { (-3.13 → -1.76) Mistake. d4 was best. } (10... d4) 11. fxg3 Bh3?! { (-2.03 → -1.03) Inaccuracy. d4 was best. } (11... d4 12. Nd5) 12. Bxh3 Qxh3 13. Qf3?? { (-1.17 → Mate in 1) Checkmate is now unavoidable. Rf2 was best. } (13. Rf2 dxe4 14. Ncxe4 f6 15. c3 O-O-O 16. Qe2 Qh6 17. Nf3 Qg6 18. Re1 Kb8 19. Nc5 b6) 13... Qxh2# { Black wins by checkmate. } 0-1