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Puzzles (3 cohencoins award for each match):

Puzzle a3dgk: 1161

🌊 BENJAMIN4 (1692) ±0
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/oupM7w0o"] [Date "2025.09.12"] [White "Eli4"] [Black "BENJAMIN4"] [Result "0-1"] [UTCDate "2025.09.12"] [UTCTime "23:34:38"] [WhiteElo "922"] [BlackElo "1692"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+0"] [BlackTitle "🌊"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. e3 Nf6 { D00 Queen's Pawn Game } 3. Nc3 Bf5 4. Nf3 e6 5. Bd3 Bg6 6. Bd2 Bd6?! { (-0.32 → 0.25) Inaccuracy. c5 was best. } (6... c5 7. dxc5 Bxc5 8. Qe2 Nc6 9. Bxg6 hxg6 10. O-O-O a6 11. Kb1 Qc7 12. a3 O-O 13. h4) 7. Qe2 Nc6 8. O-O? { (0.32 → -0.70) Mistake. O-O-O was best. } (8. O-O-O Bxd3 9. cxd3 Qe7 10. Kb1 O-O-O 11. Nb5 Kb8 12. Rc1 Qd7 13. Ng5 Ka8 14. Rc2 a6) 8... Qe7? { (-0.70 → 0.54) Mistake. Bh5 was best. } (8... Bh5 9. Qd1) 9. Nh4?? { (0.54 → -1.08) Blunder. e4 was best. } (9. e4 Bh5) 9... O-O-O? { (-1.08 → 0.12) Mistake. Bh5 was best. } (9... Bh5 10. f3 g5 11. g4 Bg6 12. Nxg6 hxg6 13. Rf2 a6 14. a3 e5 15. b4 Kf8 16. Re1) 10. Nxg6? { (0.12 → -1.30) Mistake. f4 was best. } (10. f4 Bh5 11. Nf3 h6 12. a3 g5 13. b4 gxf4 14. b5 fxe3 15. bxc6 exd2 16. Nb5 Bf4) 10... hxg6 11. Nb5?? { (-1.51 → -11.57) Blunder. f4 was best. } (11. f4 g5) 11... Bxh2+ 12. Kh1 Ne4 13. Rfc1?! { (-12.10 → Mate in 5) Checkmate is now unavoidable. Qg4 was best. } (13. Qg4 Nxd2) 13... Qh4 14. Bxe4 Bg3+ 15. Kg1 Qh1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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