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Puzzles (3 cohencoins award for each match):

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/twBWARr4"] [Date "2025.09.10"] [White "Christian1"] [Black "Graysen"] [Result "1-0"] [UTCDate "2025.09.10"] [UTCTime "20:29:23"] [WhiteElo "1608"] [BlackElo "1400"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-5"] [WhiteTitle "NM🐍"] [BlackTitle "🏯"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C26"] [Opening "Vienna Game: Vienna Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nc3 Nf6 3. f4 { C26 Vienna Game: Vienna Gambit } exf4?! { (-0.22 → 0.46) Inaccuracy. d5 was best. } (3... d5 4. fxe5 Nxe4 5. Qf3 Nc6 6. Bb5 Nxc3 7. dxc3 Qh4+ 8. g3 Qe4+ 9. Qxe4 dxe4 10. Be3) 4. e5 Ng8 5. d4? { (0.79 → -0.22) Mistake. Nf3 was best. } (5. Nf3 d6) 5... g5?? { (-0.22 → 2.81) Blunder. Qh4+ was best. } (5... Qh4+ 6. Kd2) 6. Nf3? { (2.81 → 1.36) Mistake. h4 was best. } (6. h4 Nc6) 6... g4?! { (1.36 → 2.40) Inaccuracy. d5 was best. } (6... d5) 7. Ng1?? { (2.40 → -0.76) Blunder. Bxf4 was best. } (7. Bxf4 gxf3 8. Qxf3 d5 9. exd6 Bxd6 10. Bb5+ Kf8 11. O-O f5 12. Bc4 Qf6 13. Nb5 Nc6) 7... f3?? { (-0.76 → 1.22) Blunder. Qh4+ was best. } (7... Qh4+ 8. Ke2 f3+ 9. gxf3 Nc6 10. Nd5 Qd8 11. h3 g3 12. Bg2 d6 13. c4 dxe5 14. dxe5) 8. gxf3?? { (1.22 → -0.37) Blunder. Be3 was best. } (8. Be3 d6 9. gxf3 dxe5 10. dxe5 Qxd1+ 11. Rxd1 Bb4 12. Bd2 Ne7 13. Bc4 Bxc3 14. Bxc3 Be6) 8... gxf3?? { (-0.37 → 3.02) Blunder. Qh4+ was best. } (8... Qh4+ 9. Ke2) 9. Nxf3 d6? { (2.88 → 5.19) Mistake. d5 was best. } (9... d5 10. exd6) 10. Qe2 Bf5? { (4.13 → 8.81) Mistake. d5 was best. } (10... d5 11. Bg5 Be7 12. Rg1 h6 13. Be3 Be6 14. Qb5+ Nc6 15. Qxb7 Nb4 16. Qb5+ c6 17. Qe2) 11. exd6+ Be6 12. Ng5 Qxd6 13. Nb5 Qb4+ 14. c3 Qxb5 15. Qxb5+ c6 16. Qxb7 { Black resigns. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
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