CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/3J3ZgGB8"] [Date "2026.09.18"] [White "BENJAMIN4"] [Black "David3"] [Result "1-0"] [UTCDate "2026.09.18"] [UTCTime "23:41:55"] [WhiteElo "1585"] [BlackElo "1501"] [WhiteRatingDiff "+12"] [BlackRatingDiff "-8"] [WhiteTitle "🏝"] [BlackTitle "🔱"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game: Mason Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Mason Variation } c6 3. e3 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. cxd3 Nf6 7. Nc3 Bd6 8. Bxd6 Qxd6 9. Qb3 O-O? { (0.29 → 1.75) Mistake. Qc7 was best. } (9... Qc7 10. h3 O-O 11. O-O Rc8 12. Rac1 h6 13. Na4 Nbd7 14. Rc2 Nb6 15. Nc5 Nfd7) 10. O-O? { (1.75 → 0.39) Mistake. Qxb7 was best. } (10. Qxb7) 10... Nbd7 11. Qxb7 Rfb8 12. Qa6 Rb6 13. Qa5 c5? { (0.45 → 1.87) Mistake. Rxb2 was best. } (13... Rxb2 14. Rfc1 Qb4 15. Qa4 Qb7 16. h3 Rb8 17. Qa3 Rb6 18. Rab1 h6 19. Nd2 Qa6 20. Qxa6) 14. dxc5? { (1.87 → 0.34) Mistake. Qa3 was best. } (14. Qa3 Ra6) 14... Nxc5 15. Nb5? { (0.48 → -0.61) Mistake. d4 was best. } (15. d4 Nb7 16. Qa4 Rxb2 17. Rab1 Rxb1 18. Rxb1 Qc7 19. Nb5 Qa5 20. Qxa5 Nxa5 21. Nd6 Nc4) 15... Qc6?? { (-0.61 → 2.24) Blunder. Qb8 was best. } (15... Qb8) 16. d4?? { (2.24 → -5.44) Blunder. Nbd4 was best. } (16. Nbd4) 16... Nce4?? { (-5.44 → 0.00) Blunder. Nb7 was best. } (16... Nb7) 17. Nxa7?? { (0.00 → -4.95) Blunder. a4 was best. } (17. a4 a6 18. Rac1 Qb7 19. Rc7 Qb8 20. Rfc1 Ne8 21. Re7 N4f6 22. Nc7 Ra7 23. Ne5 Rxc7) 17... Qb7 18. Qa3?! { (-5.01 → -7.99) Inaccuracy. Rfc1 was best. } (18. Rfc1 Nd7 19. b3 Rxa7 20. Qe1 Nd6 21. Rc2 Ra8 22. Qc1 Ne8 23. Ne1 Rba6 24. Nd3 Qb5) 18... Rxa7 19. Qd3 Rxb2 20. Ne5 Rbxa2 21. Rxa2 Rxa2 22. f3? { (-7.61 → Mate in 4) Checkmate is now unavoidable. Qb1 was best. } (22. Qb1 Rb2 23. Qa1 h6 24. Nd3 Rb6 25. Nc5 Qb8 26. f3 Nd2 27. Re1 Nb3 28. Qb2 Na5) 22... Nd2? { (Mate in 4 → -7.49) Lost forced checkmate sequence. Qb2 was best. } (22... Qb2 23. Qe2 Qxe2 24. Rf2 Qxf2+ 25. Kh1 Qxg2#) 23. Rd1 Nc4 24. Nxc4 dxc4 25. Qxc4 Qb2?? { (-7.01 → Mate in 2) Checkmate is now unavoidable. Ra8 was best. } (25... Ra8 26. e4) 26. Qc8+ Ne8 27. Qxe8# { White wins by checkmate. } 1-0