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Puzzles (3 cohencoins award for each match):

Puzzle szFOE: 692

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/UQdXp5E5"] [Date "2025.08.11"] [White "ZePHyRos"] [Black "Walker"] [Result "1-0"] [UTCDate "2025.08.11"] [UTCTime "15:40:43"] [WhiteElo "1621"] [BlackElo "1445"] [WhiteRatingDiff "+6"] [BlackRatingDiff "-3"] [WhiteTitle "GM☢"] [BlackTitle "⚡"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C50"] [Opening "Italian Game: Giuoco Pianissimo, Italian Four Knights Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 { C50 Italian Game: Giuoco Pianissimo, Italian Four Knights Variation } h6 6. h3 d6 7. g4 Nxg4?? { (-0.10 → 1.51) Blunder. Qe7 was best. } (7... Qe7 8. a3) 8. hxg4 Bxg4 9. Rg1 h5 10. Rg3?? { (1.35 → -0.50) Blunder. Bb5 was best. } (10. Bb5 Qf6) 10... Nd4 11. Nd5?? { (-0.97 → -3.72) Blunder. Be3 was best. } (11. Be3 Nxf3+) 11... Bxf3?? { (-3.72 → 1.23) Blunder. c6 was best. } (11... c6 12. Bg5) 12. Qd2?? { (1.23 → -8.30) Blunder. Rxf3 was best. } (12. Rxf3) 12... O-O?? { (-8.30 → 8.60) Blunder. Qh4 was best. } (12... Qh4 13. Qg5 Nxc2+ 14. Kd2 Qxg5+ 15. Rxg5 Nxa1 16. b4 Bb6 17. Rxg7 Kf8 18. Rg3 Bg4 19. Bb2) 13. Qh6?? { (8.60 → -6.61) Blunder. Rxg7+ was best. } (13. Rxg7+ Kxg7 14. Qh6+ Kg8 15. Nf6+ Qxf6 16. Qxf6 Nxc2+ 17. Kf1 Be3 18. Qxf3 Bxc1 19. Rxc1 Nd4) 13... Ne6?? { (-6.61 → 9.66) Blunder. Bg4 was best. } (13... Bg4 14. Rxg4) 14. Nf6+ Qxf6 15. Qxf6 h4 16. Rg1 Kh8 17. Qxh4+ Kg8 18. Bh6 Bxf2+ 19. Kxf2 g5?! { (21.30 → Mate in 4) Checkmate is now unavoidable. Bg2 was best. } (19... Bg2 20. Rxg2) 20. Bxg5 Nxg5 21. Rxg5# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting