Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/hnWGLjOV"]
[Date "2026.08.31"]
[White "KiRiLL"]
[Black "Scarlett"]
[Result "1-0"]
[UTCDate "2026.08.31"]
[UTCTime "15:03:20"]
[WhiteElo "1362"]
[BlackElo "1295"]
[WhiteRatingDiff "+9"]
[BlackRatingDiff "-18"]
[WhiteTitle "GM"]
[BlackTitle "WNM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C44"]
[Opening "Scotch Game"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. d4 { C44 Scotch Game } d6?! { (0.38 → 1.06) Inaccuracy. exd4 was best. } (3... exd4 4. Nxd4) 4. Nc3 Bg4 5. Be2?? { (1.15 → -0.92) Blunder. d5 was best. } (5. d5 Nd4 6. Be3 Nxf3+ 7. gxf3 Bd7 8. f4 Nf6 9. fxe5 dxe5 10. Rg1 g6 11. Qf3 Nh5) 5... Nf6?? { (-0.92 → 1.26) Blunder. Bxf3 was best. } (5... Bxf3) 6. d5 Nd4?? { (1.15 → 2.95) Blunder. Bxf3 was best. } (6... Bxf3 7. Bxf3) 7. Nxd4 Bxe2?? { (2.98 → 9.43) Blunder. exd4 was best. } (7... exd4 8. Qxd4) 8. Ndxe2 c6 9. O-O cxd5 10. exd5 Qa5 11. Be3 O-O-O 12. Qd3 Qb4 13. Nb5 Kb8 14. Bxa7+ Kc8 15. Qc3+ Qxc3 16. Nexc3 Be7 17. Na4 Nxd5 18. c4 Nb4?! { (10.95 → Mate in 1) Checkmate is now unavoidable. Kd7 was best. } (18... Kd7 19. cxd5) 19. Nb6# { White wins by checkmate. } 1-0