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Puzzles (3 cohencoins award for each match):

Puzzle cSBu8: 569

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/ZxdUXfwS"] [Date "2025.07.21"] [White "PaRkeR"] [Black "ChessMasterPlayer"] [Result "0-1"] [UTCDate "2025.07.21"] [UTCTime "23:25:59"] [WhiteElo "1080"] [BlackElo "1473"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+2"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B32"] [Opening "Sicilian Defense: Open"] [Termination "Time forfeit"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 { B32 Sicilian Defense: Open } 4. Bb5?? { (0.44 → -5.92) Blunder. Nxd4 was best. } (4. Nxd4 Nf6 5. Nc3 d6 6. f3 e5 7. Nb3 Be6 8. Nd5 Be7 9. Be3 O-O 10. Qd2 a5) 4... e5?? { (-5.92 → -0.39) Blunder. Qa5+ was best. } (4... Qa5+) 5. O-O Nf6 6. Bg5?! { (-0.41 → -1.04) Inaccuracy. c3 was best. } (6. c3 dxc3 7. Nxc3 d6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nd5 O-O 11. Rc1 Bd7 12. Qd2 a6) 6... Bc5?! { (-1.04 → -0.10) Inaccuracy. h6 was best. } (6... h6 7. Bh4 g5 8. Bg3 d6 9. c3 dxc3 10. Nxc3 Be6 11. Qd3 Rc8 12. Rad1 Be7 13. Qe2) 7. c4?? { (-0.10 → -2.45) Blunder. Bxc6 was best. } (7. Bxc6 dxc6 8. Nxe5 h6 9. Bh4 Be7 10. Nd2 O-O 11. f4 c5 12. a4 Re8 13. a5 Qc7) 7... O-O?? { (-2.45 → -0.39) Blunder. h6 was best. } (7... h6 8. Bh4) 8. Qb3?? { (-0.39 → -3.37) Blunder. Bxc6 was best. } (8. Bxc6) 8... d6 9. Bxf6 Qxf6 10. Nbd2 Nb4? { (-4.14 → -2.55) Mistake. Ne7 was best. } (10... Ne7) 11. a3 Nc6 12. Qa4 Bd7 13. Rac1? { (-2.66 → -5.21) Mistake. b4 was best. } (13. b4 Bb6 14. Qd1 a6 15. Ba4 Bg4 16. h3 Be6 17. Ne1 Ne7 18. Nd3 Ba7 19. c5 dxc5) 13... a6 14. Bxc6 Bxc6 15. Qb3 b5 16. cxb5 axb5? { (-4.95 → -3.01) Mistake. Bxb5 was best. } (16... Bxb5 17. Rfd1) 17. a4?? { (-3.01 → -7.61) Blunder. Ne1 was best. } (17. Ne1 Qf4 18. Qc2 Rac8 19. Nd3 Qh6 20. Qd1 Bb7 21. f4 exf4 22. Kh1 f3 23. Rxf3 Bb6) 17... bxa4 18. Qa2 Rfb8 19. b3 axb3 20. Nxb3 Rxa2 21. Ra1 Rxa1 22. Rxa1 h6 { Black wins on time. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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