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Puzzles (3 cohencoins award for each match):

Puzzle iSvGV: 727

GM☾ Benton (1962) +1
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/HBD1VWlb"] [Date "2025.10.17"] [White "LEO2"] [Black "Benton"] [Result "0-1"] [UTCDate "2025.10.17"] [UTCTime "23:14:24"] [WhiteElo "1405"] [BlackElo "1962"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+1"] [WhiteTitle "GM"] [BlackTitle "GM☾"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C22"] [Opening "Center Game: Hall Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. d4?! { (0.57 → -0.27) Inaccuracy. Nf3 was best. } (2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 c6 6. Bc4 Nf6 7. O-O d5 8. exd5 Nxd5) 2... exd4 3. Qxd4 Nc6 4. Qc4 { C22 Center Game: Hall Variation } Nf6 5. Nc3 Bb4 6. a3 Bxc3+ 7. bxc3?? { (-0.33 → -2.20) Blunder. Qxc3 was best. } (7. Qxc3 O-O 8. f3 d5 9. Bg5 dxe4 10. Bxf6 Qxf6 11. Qxf6 gxf6 12. fxe4 Re8 13. O-O-O Bg4) 7... O-O 8. Bf4? { (-2.32 → -4.09) Mistake. Ne2 was best. } (8. Ne2 Re8) 8... Nxe4 9. Qxe4?? { (-3.30 → -7.38) Blunder. f3 was best. } (9. f3 d5 10. Qd3 Nc5 11. Qd2 Re8+ 12. Kf2 Qf6 13. Re1 Rxe1 14. Kxe1 Bf5 15. Ne2 Ne6) 9... Re8 10. Qxe8+ Qxe8+ 11. Be2 d6 12. Nf3 Bf5 13. O-O-O Qxe2 14. Rd5?! { (-10.39 → Mate in 1) Checkmate is now unavoidable. Nd2 was best. } (14. Nd2 Qxf2 15. Rhf1 Qc5 16. Kb2 Qb5+ 17. Nb3 Na5 18. Bxd6 Nc4+ 19. Kc1 Bg6 20. Rf4 cxd6) 14... Qxc2# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting