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Puzzles (3 cohencoins award for each match):

Puzzle WZLN9: 437

 Walker (1362) +5
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Nmfmgzr2"] [Date "2025.07.15"] [White "Zayn1"] [Black "Walker"] [Result "0-1"] [UTCDate "2025.07.15"] [UTCTime "20:52:24"] [WhiteElo "1242"] [BlackElo "1362"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+5"] [WhiteTitle "NM"] [BlackTitle "⚡"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C42"] [Opening "Russian Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 { C42 Russian Game } Qe7 4. f4? { (1.21 → -0.20) Mistake. d4 was best. } (4. d4 Nc6 5. Nc3 Nxe5 6. dxe5 Qxe5 7. f4 Qe6 8. Bd3 d5 9. e5 Bb4 10. O-O Bxc3) 4... Nxe4 5. Qe2 Nc5? { (-0.28 → 0.87) Mistake. Nf6 was best. } (5... Nf6 6. Nc3 d6 7. Nf3 Nc6 8. h3 Bd7 9. d3 O-O-O 10. Qxe7 Nxe7 11. Kf2 h5 12. g3) 6. f5?? { (0.87 → -1.79) Blunder. Nc3 was best. } (6. Nc3 Ne6) 6... f6?? { (-1.79 → 0.47) Blunder. d6 was best. } (6... d6 7. Nf3 Bxf5 8. Nc3 c6 9. d3 Qxe2+ 10. Bxe2 Be7 11. Bg5 Bxg5 12. Nxg5 Nbd7 13. O-O) 7. Qh5+?? { (0.47 → -5.05) Blunder. d4 was best. } (7. d4 fxe5) 7... g6 8. fxg6 Qxe5+ 9. Qxe5+ fxe5 10. Bc4 hxg6 11. O-O Nc6 12. Rxf8+ Rxf8 13. d4 Nxd4 14. Bf7+ Rxf7 15. Bf4 Rxf4 16. Kh1?! { (-18.15 → Mate in 1) Checkmate is now unavoidable. Nd2 was best. } (16. Nd2) 16... Rf1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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