Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/B3xP78pF"]
[Date "2025.10.20"]
[White "Mark"]
[Black "ReId3"]
[Result "1-0"]
[UTCDate "2025.10.20"]
[UTCTime "15:19:51"]
[WhiteElo "1462"]
[BlackElo "1146"]
[WhiteRatingDiff "+3"]
[BlackRatingDiff "-6"]
[WhiteTitle "⛳"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B01"]
[Opening "Scandinavian Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 d5 { B01 Scandinavian Defense } 2. Nc3? { (0.87 → -0.58) Mistake. exd5 was best. } (2. exd5) 2... e6? { (-0.58 → 0.44) Mistake. d4 was best. } (2... d4) 3. e5? { (0.44 → -0.72) Mistake. d4 was best. } (3. d4 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. a3 Nxd4) 3... Nc6?? { (-0.72 → 0.82) Blunder. d4 was best. } (3... d4) 4. d4 Bb4?! { (0.86 → 1.49) Inaccuracy. f6 was best. } (4... f6) 5. Bf4 Bxc3+ 6. bxc3 f6?! { (1.33 → 1.95) Inaccuracy. Qe7 was best. } (6... Qe7) 7. Nf3 fxe5 8. Nxe5 Nxe5 9. Bxe5 Bd7?? { (2.46 → 8.38) Blunder. Nf6 was best. } (9... Nf6 10. Bd3 O-O 11. O-O Bd7 12. Qf3 Rf7 13. Qh3 Qe7 14. Rae1 c5 15. dxc5 Qxc5 16. Qg3) 10. Bxg7 Qe7 11. Bxh8 O-O-O 12. Be5 c5 13. c4 cxd4 14. Qxd4 dxc4 15. Bxc4 Ba4 16. Qxa7 Bxc2? { (7.75 → Mate in 2) Checkmate is now unavoidable. Qb4+ was best. } (16... Qb4+ 17. Kf1) 17. Qa8+ Kd7 18. Qxb7+? { (Mate in 1 → 9.82) Lost forced checkmate sequence. Bb5# was best. } (18. Bb5#) 18... Ke8 19. Bb5+ Rd7 20. Qc8+ Qd8 21. Bxd7+ Ke7 22. Bd6+ Kxd6 23. Qxd8 Ne7?! { (77.81 → Mate in 7) Checkmate is now unavoidable. Ke5 was best. } (23... Ke5 24. Qc7+) 24. O-O Nc6 25. Bxc6+ Kxc6 26. Rac1 Kc5 27. Rxc2+ Kb4 28. a4 Kb3 29. Rc7 Kb4 30. Qb8+ Ka3 31. Ra1# { White wins by checkmate. } 1-0