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Puzzles (3 cohencoins award for each match):

Puzzle H64Mb: 761

FEN
[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/ESBwdhTB"] [Date "2025.12.27"] [White "Vladimir"] [Black "Christian1"] [Result "0-1"] [UTCDate "2025.12.27"] [UTCTime "18:12:50"] [WhiteElo "1366"] [BlackElo "1747"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+1"] [WhiteTitle "GM🐧"] [BlackTitle "NM🐍"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Three Knights Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4?! { (0.18 → 0.88) Inaccuracy. Nf6 was best. } { C46 Three Knights Opening } (3... Nf6 4. Bb5 Nd4 5. Nxd4 exd4 6. e5 dxc3 7. exf6 Qxf6 8. dxc3 Qe5+ 9. Qe2 Qxe2+ 10. Kxe2) 4. a3 Bxc3 5. dxc3 d6 6. Bd3 Bg4 7. Be3 Nf6?! { (0.00 → 0.80) Inaccuracy. Qf6 was best. } (7... Qf6 8. Be2 Qg6 9. Bd3) 8. h3 Be6 9. O-O?! { (0.60 → 0.08) Inaccuracy. Qe2 was best. } (9. Qe2 Qe7) 9... O-O 10. Ng5 h6 11. Nf3?! { (0.42 → -0.13) Inaccuracy. Nxe6 was best. } (11. Nxe6 fxe6) 11... d5 12. exd5 Bxd5 13. Nh4 e4 14. Be2 Nh7?! { (-0.33 → 0.62) Inaccuracy. Be6 was best. } (14... Be6 15. Qxd8 Raxd8 16. f4 exf3 17. Bxf3 Bd5 18. Bxd5 Nxd5 19. Bf2 Rfe8 20. Rfe1 Nb6 21. b3) 15. Nf5 Be6 16. Nd4 Nxd4 17. Bxd4?! { (0.78 → 0.07) Inaccuracy. Qxd4 was best. } (17. Qxd4) 17... Qg5 18. b3?? { (0.07 → -7.16) Blunder. f4 was best. } (18. f4 exf3 19. Rxf3 Bd5 20. Be3 Qd8 21. Rg3 Qd6 22. Bf2 Qc6 23. Qd4 Ng5 24. h4 Ne6) 18... Bd5?? { (-7.16 → 0.60) Blunder. Bxh3 was best. } (18... Bxh3 19. g3) 19. Bc4?? { (0.60 → -1.39) Blunder. Be3 was best. } (19. Be3 Qf5) 19... Bxc4 20. bxc4 Rad8 21. Re1?? { (-1.26 → -6.00) Blunder. c5 was best. } (21. c5 Qg6) 21... c5 22. Rxe4 cxd4 23. Rxd4 Rxd4 24. Qxd4 a6 25. Qe4 Qc5 26. g3 Ng5 27. Qxb7 Qxc4 28. Rb1 Nxh3+ 29. Kg2 Ng5 30. Qd7 Qxc3 31. Re1 Qf3+ 32. Kf1 Ne4 33. Rd1?! { (-10.47 → Mate in 1) Checkmate is now unavoidable. Rxe4 was best. } (33. Rxe4) 33... Qxf2# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting