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Puzzles (3 cohencoins award for each match):

Puzzle b8YDL: 999999999

GM☢ ZePHyRos (1687) +2
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Ckp0r0Ps"] [Date "2026.02.09"] [White "ZePHyRos"] [Black "Caroline1"] [Result "1-0"] [UTCDate "2026.02.09"] [UTCTime "16:09:49"] [WhiteElo "1687"] [BlackElo "1209"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-2"] [WhiteTitle "GM☢"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C50"] [Opening "Italian Game: Giuoco Pianissimo, Canal Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 { C50 Italian Game: Giuoco Pianissimo, Canal Variation } Be6 7. Bxe6 fxe6 8. Qd2 h6 9. Bh4? { (-0.15 → -1.22) Mistake. Be3 was best. } (9. Be3 Bb6 10. O-O Qd7 11. Bxb6 axb6 12. d4 g5 13. dxe5 g4 14. Nh4 dxe5 15. Qxd7+ Nxd7) 9... g5 10. Bg3 O-O? { (-1.10 → 0.05) Mistake. a6 was best. } (10... a6 11. O-O-O Qd7 12. Qe2 O-O-O 13. Nd2 h5 14. f3 Qg7 15. Bf2 Bd4 16. Qe1 Rdf8 17. Bxd4) 11. O-O-O Qe7 12. h4 gxh4?? { (-0.50 → 3.12) Blunder. g4 was best. } (12... g4 13. Ng1) 13. Bxh4 Rae8? { (2.78 → 4.94) Mistake. Qg7 was best. } (13... Qg7 14. Rh3) 14. Qxh6 Rf7?? { (5.31 → Mate in 3) Checkmate is now unavoidable. Qg7 was best. } (14... Qg7 15. Qd2) 15. Ng5? { (Mate in 3 → 8.56) Lost forced checkmate sequence. Qh8+ was best. } (15. Qh8+ Kxh8 16. Bxf6+ Kg8 17. Rh8#) 15... Rg7 16. Bg3?? { (8.53 → 3.16) Blunder. Nxe6 was best. } (16. Nxe6 Ng4 17. Qxg7+ Qxg7 18. Nxg7 Kxg7 19. Rh3 Rh8 20. f3 Nf2 21. Bxf2 Rxh3 22. gxh3 Bxf2) 16... Ng4?? { (3.16 → Mate in 1) Checkmate is now unavoidable. Nh7 was best. } (16... Nh7 17. Nf3) 17. Qh8# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting