Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/aYmLUklt"]
[Date "2025.08.03"]
[White "Sasha"]
[Black "Damon"]
[Result "1-0"]
[UTCDate "2025.08.03"]
[UTCTime "17:41:54"]
[WhiteElo "1497"]
[BlackElo "1399"]
[WhiteRatingDiff "+8"]
[BlackRatingDiff "-14"]
[WhiteTitle "IM🧁"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D02"]
[Opening "Queen's Pawn Game: Chigorin Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 d5 2. Nf3 Nc6 { D02 Queen's Pawn Game: Chigorin Variation } 3. Bf4 Nf6 4. e3 Bf5 5. c3?! { (0.80 → 0.17) Inaccuracy. Bb5 was best. } (5. Bb5 Nd7) 5... e6 6. Bd3 Be7 7. Bxf5 exf5 8. Nbd2 Ne4 9. Nxe4 dxe4?! { (-0.10 → 0.45) Inaccuracy. fxe4 was best. } (9... fxe4 10. Ne5 Nxe5 11. Bxe5 f6 12. Bg3 c6 13. h3 h5 14. f3 exf3 15. Qxf3 h4 16. Bh2) 10. Ne5 Nxe5 11. Bxe5 O-O 12. O-O Bf6 13. Bf4 Bg5 14. Be5 f6? { (0.64 → 2.25) Mistake. c6 was best. } (14... c6 15. Qb3 Qb6 16. Qc2 c5 17. Rfd1 Qe6 18. Qb3 cxd4 19. Qxe6 fxe6 20. Rxd4 Rad8 21. Rad1) 15. Bf4?? { (2.25 → 0.12) Blunder. Qb3+ was best. } (15. Qb3+ Rf7 16. Bg3 Bh6 17. Qxb7 Rb8 18. Qxa7 g5 19. f4 exf3 20. Rxf3 g4 21. Rxf5 Bxe3+) 15... Bxf4 16. exf4 Qd6 17. Qb3+ Kh8 18. g3 Rfe8 19. Kg2?! { (0.12 → -0.42) Inaccuracy. c4 was best. } (19. c4 b6) 19... Qc6?! { (-0.42 → 0.34) Inaccuracy. g5 was best. } (19... g5) 20. Rfe1 e3+ 21. Kf1?? { (0.18 → -8.20) Blunder. d5 was best. } (21. d5 Qc5 22. Rad1 exf2 23. Re6 Rad8 24. Qa4 c6 25. Rxe8+ Rxe8 26. dxc6 f1=B+ 27. Kxf1 bxc6) 21... exf2?? { (-8.20 → -0.08) Blunder. Qh1+ was best. } (21... Qh1+ 22. Ke2) 22. Kxf2 Rxe1? { (-0.15 → 1.02) Mistake. h6 was best. } (22... h6 23. a4 a6 24. Qf7 Rad8 25. Qh5 Qd7 26. Qf3 c6 27. Rxe8+ Rxe8 28. Re1 Rxe1 29. Kxe1) 23. Rxe1 Re8?? { (0.99 → 4.99) Blunder. h6 was best. } (23... h6 24. Qf7 Rg8 25. h4 a6 26. Qb3 Ra8 27. a4 b6 28. Qf7 Rg8 29. h5 a5 30. Re2) 24. Qf7?? { (4.99 → 1.48) Blunder. Qxb7 was best. } (24. Qxb7) 24... Rxe1?? { (1.48 → Mate in 1) Checkmate is now unavoidable. Rg8 was best. } (24... Rg8) 25. Qf8# { White wins by checkmate. } 1-0