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Puzzles (3 cohencoins award for each match):

Puzzle CTO5s: 649

Sebastian (1286) −3
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/JtCMCDgX"] [Date "2025.07.25"] [White "Sebastian"] [Black "BENJAMIN4"] [Result "0-1"] [UTCDate "2025.07.25"] [UTCTime "23:42:46"] [WhiteElo "1286"] [BlackElo "1667"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+2"] [BlackTitle "🌊"] [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. c4?? { (0.85 → -0.68) Blunder. Nc3 was best. } (3. Nc3 Qa5 4. d4 Bf5 5. Nf3 c6 6. Ne5 Nd7 7. Nc4 Qc7 8. Qf3 e6 9. Bf4 Qd8) 3... Qa5?! { (-0.68 → 0.07) Inaccuracy. Qe4+ was best. } (3... Qe4+) 4. Nc3 Nf6 5. Bd3? { (-0.05 → -1.08) Mistake. d4 was best. } (5. d4 e5) 5... Bf5?? { (-1.08 → 0.58) Blunder. Nc6 was best. } (5... Nc6 6. a3 Bf5 7. Bb1 Bxb1 8. Rxb1 O-O-O 9. Nf3 Nd4 10. Nxd4 Rxd4 11. b3 Qf5 12. O-O) 6. Bxf5 Qxf5 7. Nf3 e6 8. Nd4? { (0.75 → -0.62) Mistake. Qb3 was best. } (8. Qb3 b6) 8... Qe5+ 9. Nde2 Bc5?? { (-0.03 → 6.92) Blunder. c5 was best. } (9... c5 10. Qb3 Qc7 11. Nb5 Qd7 12. Qg3 Ne4 13. Qe5 Nd6 14. Nxd6+ Qxd6 15. Qxd6 Bxd6 16. d4) 10. d4 Bxd4 11. Qxd4 Nc6 12. Qd1 Rd8 13. Qxd8+?? { (6.77 → -5.96) Blunder. Qa4 was best. } (13. Qa4 Ne4 14. Bf4 Qf5 15. Be3 O-O 16. O-O Nd2 17. Ng3 Qg4 18. Rfd1 Nxc4 19. h3 Qh4) 13... Nxd8 14. f4?! { (-4.69 → -7.00) Inaccuracy. Bf4 was best. } (14. Bf4 Qc5 15. b3 Nc6 16. O-O Nd4 17. Rad1 Nxe2+ 18. Nxe2 O-O 19. Nc3 h6 20. Rfe1 Qa5) 14... Qh5 15. O-O Ng4 16. h3 Nf6?! { (-5.10 → -3.94) Inaccuracy. Qc5+ was best. } (16... Qc5+ 17. Kh1) 17. Be3 O-O 18. Ng3 Qh4 19. Bf2? { (-3.76 → -6.25) Mistake. Rf3 was best. } (19. Rf3) 19... Nc6 20. Nge4 Qxf4 21. Nxf6+?! { (-4.09 → -5.47) Inaccuracy. Bd4 was best. } (21. Bd4 Qxf1+) 21... Qxf6 22. Rad1 Rd8 23. Rxd8+ Qxd8 24. Rd1 Qe7 25. Bc5 Qxc5+ 26. Kf1 Qxc4+ 27. Kg1 h6 { White resigns. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting