Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/Ad6r1UiD"]
[Date "2026.02.01"]
[White "Sasha"]
[Black "Levi2"]
[Result "1-0"]
[UTCDate "2026.02.01"]
[UTCTime "18:45:49"]
[WhiteElo "1491"]
[BlackElo "1413"]
[WhiteRatingDiff "+9"]
[BlackRatingDiff "-6"]
[WhiteTitle "IM🧁"]
[BlackTitle "IM🎷"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D02"]
[Opening "Queen's Pawn Game: London System"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 d5 2. Nf3 Nf6 3. Bf4 { D02 Queen's Pawn Game: London System } Nc6 4. c3 e6 5. e3 Bd6 6. Bxd6 cxd6 7. Bd3 O-O 8. Nbd2 h6 9. O-O?! { (-0.06 → -0.59) Inaccuracy. Ng1 was best. } (9. Ng1) 9... e5 10. dxe5 dxe5 11. Bb5 Qe8?! { (-0.97 → -0.26) Inaccuracy. Qe7 was best. } (11... Qe7) 12. Bxc6?! { (-0.26 → -1.06) Inaccuracy. c4 was best. } (12. c4 e4) 12... bxc6 13. Re1 e4 14. Nd4 c5 15. N4b3?! { (-0.90 → -1.46) Inaccuracy. Ne2 was best. } (15. Ne2 Rb8 16. b3 Ba6 17. c4 Rd8 18. Ng3 Qe5 19. Rc1 h5 20. h3 h4 21. Ngf1 Rd6) 15... c4? { (-1.46 → -0.17) Mistake. Qe7 was best. } (15... Qe7 16. Qc2 a5 17. c4 a4 18. Nc1 a3 19. Ne2 d4 20. exd4 e3 21. Ng3 exf2+ 22. Kxf2) 16. Nd4 Qe5 17. g3? { (-0.41 → -2.00) Mistake. b3 was best. } (17. b3 Ng4) 17... Bh3?! { (-2.00 → -1.22) Inaccuracy. Bg4 was best. } (17... Bg4) 18. Nc6?! { (-1.22 → -2.08) Inaccuracy. b3 was best. } (18. b3 Rfc8) 18... Qf5?? { (-2.08 → 7.38) Blunder. Qc7 was best. } (18... Qc7 19. Nd4 a5 20. b3 cxb3 21. axb3 Qxc3 22. Qc2 Qxc2 23. Nxc2 Rfc8 24. Nd4 Ng4 25. Ra3) 19. Ne7+ Kh8 20. Nxf5 Bxf5 21. Qa4 Bd7 22. Qb4 Rab8 23. Qd6 Rbd8 24. Qe5 Rfe8 25. Qd4 Ng4 26. Kg2 Nf6 27. f3 Nh5 28. g4 Nf6 29. h3 Rb8 30. f4 Rxb2 31. g5 hxg5 32. fxg5 Nh5 33. Qxd5 Re6?! { (6.54 → 11.38) Inaccuracy. Be6 was best. } (33... Be6 34. Qd4) 34. Qxd7 Rg6 35. Qd8+ Kh7 36. Red1 Rxg5+ { Black offers draw } 37. Qxg5 f6 38. Qxh5+ Kg8 39. Kg3 a6 40. Nxc4 Rb8 41. Kf4 Kf8 42. Nd6 Kg8 43. Nf5 Kf8 44. Qg6 Rb7 45. Rab1 Rc7 46. Rb8+ Rc8 47. Rxc8# { White wins by checkmate. } 1-0