Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/tDqqR1Mt"]
[Date "2026.05.02"]
[White "Sasha"]
[Black "Wali"]
[Result "1-0"]
[UTCDate "2026.05.02"]
[UTCTime "17:46:28"]
[WhiteElo "1542"]
[BlackElo "1849"]
[WhiteRatingDiff "+22"]
[BlackRatingDiff "-13"]
[WhiteTitle "IM🧁"]
[BlackTitle "GM🏆"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D02"]
[Opening "Queen's Pawn Game: London System"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 Nf6 2. Nf3 d5 3. Bf4 { D02 Queen's Pawn Game: London System } Nc6 4. e3 a6 5. c3 Bf5 6. Bd3 Bxd3 7. Qxd3 e6 8. Nbd2 Bd6 9. O-O Bxf4 10. exf4 Qe7 11. f5 O-O-O? { (0.37 → 1.85) Mistake. exf5 was best. } (11... exf5 12. Qxf5 O-O 13. Rfe1 Qd6 14. Ne5 Rae8 15. Nd3 Ne7 16. Qf3 Qd7 17. h4 Ng6 18. g3) 12. fxe6 fxe6?! { (1.42 → 2.18) Inaccuracy. Qxe6 was best. } (12... Qxe6) 13. Rfe1 Rd6 14. Nb3 Rhd8? { (2.26 → 3.74) Mistake. Nd7 was best. } (14... Nd7 15. Re3) 15. Nc5 Na5?! { (3.63 → 5.52) Inaccuracy. h6 was best. } (15... h6 16. a4) 16. Ng5 Nc4 17. Rab1?! { (4.98 → 3.74) Inaccuracy. b3 was best. } (17. b3 Na3 18. Re2 Re8 19. Rae1 h6 20. Ngxe6 Qf7 21. Qg3 Re7 22. f3 Nh5 23. Qg4 Nf6) 17... e5? { (3.74 → 7.14) Mistake. h6 was best. } (17... h6 18. Ngxe6) 18. dxe5 Nxe5 19. Qf5+ Nfd7 20. Nxd7 R8xd7 21. Rxe5 Qd8 22. Rbe1 { Black resigns. } 1-0