Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/J2BVR4Eh"]
[Date "2025.09.07"]
[White "Maxim"]
[Black "Sasha"]
[Result "1-0"]
[UTCDate "2025.09.07"]
[UTCTime "17:21:22"]
[WhiteElo "1784"]
[BlackElo "1568"]
[WhiteRatingDiff "+4"]
[BlackRatingDiff "-4"]
[WhiteTitle "GM🧂"]
[BlackTitle "IM🧁"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A00"]
[Opening "Van Geet Opening"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. Nc3 { A00 Van Geet Opening } Nf6?! { (-0.11 → 0.41) Inaccuracy. d5 was best. } (1... d5 2. d4 Nf6 3. Bf4 a6 4. e3 e6 5. Nf3 c5 6. Be2 Be7 7. dxc5 Bxc5 8. Na4) 2. e3?! { (0.41 → -0.16) Inaccuracy. e4 was best. } (2. e4 e5 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. Bd2 O-O) 2... d5 3. d4 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 c6 7. Bd2 Bb4 8. a3 Bxc3 9. Bxc3 Nbd7 10. O-O-O?! { (-0.05 → -1.05) Inaccuracy. O-O was best. } (10. O-O O-O 11. b3 c5 12. Bb2 Rc8 13. c4 dxc4 14. bxc4 cxd4 15. exd4 Qc7 16. Rac1 Rfd8) 10... O-O 11. Rde1?! { (-0.89 → -1.69) Inaccuracy. Nd2 was best. } (11. Nd2 a5) 11... Re8?! { (-1.69 → -1.12) Inaccuracy. Ne4 was best. } (11... Ne4 12. Re2) 12. h3? { (-1.12 → -2.42) Mistake. Nd2 was best. } (12. Nd2 b5) 12... Qc7? { (-2.42 → -1.07) Mistake. Ne4 was best. } (12... Ne4 13. Re2) 13. Nd2 e5?! { (-1.34 → -0.59) Inaccuracy. b5 was best. } (13... b5 14. e4 a5 15. e5 b4 16. exf6 bxc3 17. Qxc3 Nxf6 18. Kb1 Rec8 19. Re3 a4 20. Rhe1) 14. e4 dxe4? { (-0.62 → 0.60) Mistake. c5 was best. } (14... c5 15. dxe5) 15. Nxe4 Nxe4 16. Qxe4? { (1.00 → -0.18) Mistake. Rxe4 was best. } (16. Rxe4 f5) 16... Qb8?? { (-0.18 → 3.25) Blunder. Nf6 was best. } (16... Nf6 17. Qh4) 17. dxe5 f6?? { (3.05 → 6.24) Blunder. Nf6 was best. } (17... Nf6) 18. e6 Nc5 19. Qg4 Qd6?! { (4.60 → 6.48) Inaccuracy. h5 was best. } (19... h5 20. Qc4 Qd6 21. Bb4 b6 22. g4 Qd5 23. Qxd5 cxd5 24. Bxc5 bxc5 25. gxh5 d4 26. f4) 20. Bxf6 Nxe6 21. Rxe6 Rxe6? { (8.69 → Mate in 1) Checkmate is now unavoidable. Qf8 was best. } (21... Qf8 22. Bc3) 22. Qxg7# { White wins by checkmate. } 1-0