Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/PvO4UUL2"]
[Date "2025.08.29"]
[White "BENJAMIN4"]
[Black "Kristofer"]
[Result "1-0"]
[UTCDate "2025.08.29"]
[UTCTime "20:42:05"]
[WhiteElo "1712"]
[BlackElo "1682"]
[WhiteRatingDiff "+6"]
[BlackRatingDiff "-9"]
[WhiteTitle "🌊"]
[BlackTitle "GM😈"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A48"]
[Opening "London System"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 g6 2. Bf4?! { (0.74 → 0.14) Inaccuracy. e4 was best. } (2. e4 d6 3. Nf3 Bg7 4. h3 Nf6 5. Nc3 O-O 6. Bd3 e5 7. dxe5 dxe5 8. Nxe5 Nxe4) 2... Nf6 3. Nf3 { A48 London System } Bg7 4. e3 d6 5. Bd3 Bg4 6. Nbd2 Nbd7 7. h3 Bxf3 8. Nxf3 a5 9. c3 a4 10. O-O c6 11. Qc2 c5 12. dxc5?! { (1.40 → 0.68) Inaccuracy. e4 was best. } (12. e4 O-O 13. Rad1 Qc7 14. Qe2 Rfc8 15. e5 Nd5 16. Bg3 N7b6 17. a3 cxd4 18. exd6 exd6) 12... Nxc5 13. b4?! { (0.68 → 0.02) Inaccuracy. Bb5+ was best. } (13. Bb5+) 13... axb3 14. axb3 Rxa1 15. Rxa1 Nxd3 16. Qxd3 Nd7? { (-0.08 → 1.31) Mistake. O-O was best. } (16... O-O) 17. Qe4? { (1.31 → 0.00) Mistake. Qb5 was best. } (17. Qb5 O-O 18. Ra7 Bxc3 19. Qxb7 Nc5 20. Qxe7 Qxe7 21. Rxe7 Bf6 22. Ra7 Nxb3 23. Bxd6 Rd8) 17... Bxc3? { (0.00 → 1.39) Mistake. Nc5 was best. } (17... Nc5 18. Qd5 Qb6 19. Ra8+ Kd7 20. Rxh8 Bxh8 21. Qxf7 Qxb3 22. Qxh7 Bxc3 23. Qxg6 b5 24. Nd4) 18. Rc1?! { (1.39 → 0.59) Inaccuracy. Ra7 was best. } (18. Ra7 O-O) 18... Bg7?? { (0.59 → 3.76) Blunder. Nc5 was best. } (18... Nc5 19. Qd5) 19. Bxd6 Nf6?? { (3.26 → 6.97) Blunder. Nb6 was best. } (19... Nb6) 20. Qxb7 exd6 21. Rc8 O-O 22. Rxd8 Rxd8 23. b4 Ne4 24. Qxe4 { Black resigns. } 1-0