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Puzzles (3 cohencoins award for each match):

Puzzle i6YNl: 647

GM🧂 Maxim (1698) +2
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/spYwMhcS"] [Date "2026.05.16"] [White "Vladimir"] [Black "Maxim"] [Result "0-1"] [UTCDate "2026.05.16"] [UTCTime "17:25:37"] [WhiteElo "1334"] [BlackElo "1698"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+2"] [WhiteTitle "GM🐧"] [BlackTitle "GM🧂"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Three Knights Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 { C46 Three Knights Opening } Be7?! { (0.18 → 0.90) Inaccuracy. Nf6 was best. } (3... Nf6 4. Bb5 Nd4 5. Nxd4 exd4 6. e5 dxc3 7. exf6 Qxf6 8. dxc3 Qe5+ 9. Qe2 Qxe2+ 10. Kxe2) 4. Bc4 d6 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 Nf6 8. Bf4 O-O 9. e5?! { (1.10 → 0.19) Inaccuracy. O-O-O was best. } (9. O-O-O Be6 10. e5 dxe5 11. Qxe5 Bd6 12. Qd4 Bxc4 13. Qxc4 Bxf4+ 14. Qxf4 Qc8 15. f3 c6) 9... dxe5 10. Qxe5? { (0.18 → -1.30) Mistake. Bxe5 was best. } (10. Bxe5 Ng4 11. Bxg7 c5 12. Qxd8 Rxd8 13. h3 Kxg7 14. hxg4 Bxg4 15. Nd5 Bg5 16. f4 Be6) 10... Bd6 11. Qe3?? { (-1.49 → -6.76) Blunder. Qd4 was best. } (11. Qd4 Bxf4) 11... Re8 12. Bxd6 Rxe3+ 13. fxe3 Qxd6 14. Rd1 Qe7 15. O-O b6 16. Rd3 Bb7 17. Rfd1 g6 18. Nb5 Qe4 19. Nxc7? { (-9.00 → Mate in 1) Checkmate is now unavoidable. Bxf7+ was best. } (19. Bxf7+ Kxf7 20. R1d2 Qe5 21. Nd4 Ba6 22. Rc3 Ne4 23. Nf3 Qe7 24. Ra3 Bb7 25. h3 b5) 19... Qxg2# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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