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Puzzles (3 cohencoins award for each match):

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/jgfv9rNM"] [Date "2026.03.18"] [White "ZePHyRos"] [Black "Maxim"] [Result "1-0"] [UTCDate "2026.03.18"] [UTCTime "23:04:46"] [WhiteElo "1765"] [BlackElo "1752"] [WhiteRatingDiff "+12"] [BlackRatingDiff "-7"] [WhiteTitle "GM☢"] [BlackTitle "GM🧂"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense: Mieses-Kotroc Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5 2. exd5 Qxd5 { B01 Scandinavian Defense: Mieses-Kotroc Variation } 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 Bg4?? { (0.71 → 3.25) Blunder. a6 was best. } (5... a6 6. d4 b5 7. Be2 e6 8. Ne5 Bb7 9. Bf3 Qc8 10. O-O Bd6 11. Bg5 Nbd7 12. Re1) 6. h3?? { (3.25 → 0.71) Blunder. Ne5 was best. } (6. Ne5 Be6) 6... Bxf3 7. gxf3?? { (0.81 → -0.74) Blunder. Qxf3 was best. } (7. Qxf3 c6 8. O-O e6 9. a4 Nbd7 10. d4 Bd6 11. g3 O-O 12. Rd1 a5 13. Ne4 Nxe4) 7... c6?! { (-0.74 → -0.21) Inaccuracy. Nc6 was best. } (7... Nc6 8. Ne4) 8. d4 e6 9. Bg5 Nbd7 10. Qe2 Qb6?! { (-0.54 → 0.28) Inaccuracy. Bb4 was best. } (10... Bb4 11. Rg1) 11. O-O-O a5?? { (0.16 → 2.58) Blunder. Be7 was best. } (11... Be7) 12. Be3?? { (2.58 → 0.52) Blunder. Bxe6 was best. } (12. Bxe6) 12... Qc7 13. Ne4? { (0.75 → -0.64) Mistake. d5 was best. } (13. d5 cxd5 14. Bxd5 Nxd5 15. Rxd5 Qc6 16. Rd4 Bc5 17. Rg4 Bxe3+ 18. fxe3 O-O 19. Rd1 Ne5) 13... a4 14. Nc5? { (-0.69 → -2.07) Mistake. Bd3 was best. } (14. Bd3) 14... Bxc5?? { (-2.07 → 0.07) Blunder. b5 was best. } (14... b5 15. Nxe6 fxe6 16. Bxe6 Be7 17. d5 Nf8 18. Bf5 cxd5 19. Rhe1 Kf7 20. Bd4 Qd6 21. Kb1) 15. dxc5 a3 16. b3 Qe5 17. Bd4 Qg5+?! { (0.54 → 1.27) Inaccuracy. Qxe2 was best. } (17... Qxe2) 18. Kb1 Nxc5?? { (0.98 → 4.29) Blunder. Qh4 was best. } (18... Qh4 19. Qe3) 19. Rhg1?? { (4.29 → 1.54) Blunder. Rdg1 was best. } (19. Rdg1 Qh5) 19... Qf5 20. f4? { (1.83 → 0.56) Mistake. Qd2 was best. } (20. Qd2 Ncd7 21. Rxg7 O-O-O 22. Rg5 Qxf3 23. Be2 Qxh3 24. Ra5 Nb8 25. Ra8 Qf5 26. Qe3 Rhg8) 20... Nd5?? { (0.56 → 7.76) Blunder. O-O-O was best. } (20... O-O-O 21. Qe3) 21. Bxd5 Qxd5 22. Bxg7 Qf5 23. Bxh8 f6 24. Rge1 e5 25. fxe5 Ne6 26. exf6 Kf8 27. Bg7+ Kg8 28. Qxe6+ { Black resigns. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting