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Puzzles (3 cohencoins award for each match):

Puzzle XM69O: 999999999

Nikolai (1059) +25
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/rZGCuTkU"] [Date "2026.02.15"] [White "Nikolai"] [Black "Levi2"] [Result "1-0"] [UTCDate "2026.02.15"] [UTCTime "18:25:09"] [WhiteElo "1059"] [BlackElo "1363"] [WhiteRatingDiff "+25"] [BlackRatingDiff "-14"] [BlackTitle "IM🎷"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D02"] [Opening "Queen's Pawn Game: Anti-Torre"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nf3 Bg4?! { (0.37 → 0.93) Inaccuracy. e6 was best. } { D02 Queen's Pawn Game: Anti-Torre } (2... e6 3. c4) 3. Bf4?! { (0.93 → 0.42) Inaccuracy. Ne5 was best. } (3. Ne5 Bf5 4. c4 f6 5. Nf3 e6 6. e3 c6 7. Nc3 Bg6 8. Bd3 Bd6 9. e4 Ne7) 3... Bxf3 4. gxf3 Nc6?! { (0.25 → 0.86) Inaccuracy. e6 was best. } (4... e6) 5. e3 e6 6. c3?! { (0.86 → 0.27) Inaccuracy. c4 was best. } (6. c4 dxc4 7. Bxc4 Bd6 8. Bg3 Nge7 9. a3 h5 10. Nc3 Qd7 11. Rc1 h4 12. Bxd6 cxd6) 6... Bd6 7. Bxd6 Qxd6 8. Nd2 O-O-O 9. Bd3?! { (0.63 → -0.08) Inaccuracy. b4 was best. } (9. b4 Kb8 10. Nb3 e5 11. b5 Nce7 12. a4 f5 13. dxe5 Qxe5 14. Qd4 Qd6 15. a5 f4) 9... Nf6?! { (-0.08 → 0.45) Inaccuracy. e5 was best. } (9... e5 10. f4) 10. Qe2?! { (0.45 → -0.08) Inaccuracy. f4 was best. } (10. f4) 10... e5 11. dxe5 Nxe5 12. O-O-O Nxd3+ 13. Qxd3 Qe6 14. e4?? { (-0.28 → -3.20) Blunder. Nb3 was best. } (14. Nb3 g6 15. Rhg1 Rhe8 16. Nc5 Qe7 17. Qd4 Kb8 18. Nd3 c6 19. Qf4+ Rd6 20. Nc5 Nd7) 14... d4?? { (-3.20 → 1.08) Blunder. dxe4 was best. } (14... dxe4) 15. cxd4 Qxa2 16. Kc2 Rd6 17. d5 Qa4+ 18. Kc3?? { (1.61 → 0.00) Blunder. b3 was best. } (18. b3 Qb4) 18... Rc6+?? { (0.00 → 7.54) Blunder. Rhd8 was best. } (18... Rhd8 19. Nc4 Nxd5+ 20. exd5 Rxd5 21. Qxd5 Rxd5 22. Rxd5 Qc6 23. Kd4 Qf6+ 24. Ke3 Qe6+ 25. Kd4) 19. dxc6 Qxc6+ 20. Nc4?! { (7.80 → 5.39) Inaccuracy. Qc4 was best. } (20. Qc4) 20... Rd8?? { (5.39 → Mate in 1) Checkmate is now unavoidable. b5 was best. } (20... b5 21. Rhg1) 21. Qxd8# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
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