CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/uNAaYEOk"] [Date "2026.01.27"] [White "BENJAMIN4"] [Black "Ethan10"] [Result "0-1"] [UTCDate "2026.01.27"] [UTCTime "00:25:06"] [WhiteElo "1612"] [BlackElo "1387"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+41"] [WhiteTitle "🌊"] [BlackTitle "IM"] [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 } e6 3. e3 Bd6 4. Bg3 Bxg3 5. hxg3 Nf6 6. Bd3?! { (0.93 → 0.35) Inaccuracy. Nc3 was best. } (6. Nc3 c5 7. dxc5 Nc6 8. g4 Qa5 9. Bd3 Nd7 10. g5 Nxc5 11. Rh4 e5 12. Bb5 Be6) 6... Nc6 7. Nf3 Nb4?! { (0.10 → 0.81) Inaccuracy. Qe7 was best. } (7... Qe7 8. Nc3 Bd7 9. Qe2 O-O-O 10. Bb5 a6 11. Bxc6 Bxc6 12. Ne5 Be8 13. Nd3 Ne4 14. Nxe4) 8. Nc3 Nxd3+ 9. cxd3 Bd7 10. Qb3 a5? { (0.69 → 2.11) Mistake. Rb8 was best. } (10... Rb8 11. Ne5 O-O 12. g4 Be8 13. g5 Nd7 14. f4 f6 15. gxf6 Rxf6 16. Qc2 Nxe5 17. dxe5) 11. Qxb7 Bc6?? { (1.91 → 10.15) Blunder. O-O was best. } (11... O-O 12. Rb1 Be8 13. Qb3 Qd6 14. O-O a4 15. Qa3 Bd7 16. Rfc1 Rfb8 17. Ne5 Be8 18. Rc2) 12. Qxc6+ Nd7 13. Ne5 Rb8 14. Nxd7 Qxd7 15. Qxd7+ Kxd7 16. O-O Rxb2 17. Rac1 Rc8 18. Na4 Rxa2 19. Nc5+ Kd8 20. Nb7+ Kd7 21. Rc5 c6 22. Rfc1 a4 23. Na5 a3 24. Nxc6 Rb2?! { (5.62 → 15.83) Inaccuracy. Ra8 was best. } (24... Ra8 25. Ne5+) 25. Ne5+ Ke7 26. Rxc8 a2?! { (15.85 → Mate in 7) Checkmate is now unavoidable. Rb7 was best. } (26... Rb7 27. R8c7+) 27. R1c7+ Kf6 28. Rxf7+ Kg5 29. Rxg7+?! { (Mate in 7 → 20.37) Lost forced checkmate sequence. Rxg7+ was best. } (29. Rxg7+ Kh6 30. Rcg8 Rb1+ 31. Kh2 Rh1+ 32. Kxh1 a1=R+ 33. Kh2 Rh1+ 34. Kxh1 Kh5 35. Rxh7#) 29... Kh6?! { (20.37 → Mate in 6) Checkmate is now unavoidable. Kh6 was best. } (29... Kh6 30. Ra7) 30. Rg4 a1=Q+ 31. Kh2 Rb1 32. Rh4+ Kg5 33. Rg8+ Kf6 34. Nd7+?? { (Mate in 3 → -1.82) Lost forced checkmate sequence. Rh6+ was best. } (34. Rh6+ Ke7 35. Rxh7+ Kf6 36. Rf7#) 34... Ke7?? { (-1.82 → 4.60) Blunder. Kf7 was best. } (34... Kf7) 35. Rxh7+?? { (4.60 → -2.00) Blunder. Rg7+ was best. } (35. Rg7+ Ke8) 35... Kd6 36. Nf6?? { (-1.80 → Mate in 1) Checkmate is now unavoidable. g4 was best. } (36. g4 Rh1+ 37. Kg3 Rxh7 38. Ne5 Qh1 39. Nf3 Qh6 40. Rc8 Rh8 41. Rc1 Qf6 42. Rc2 Rh1) 36... Rh1# { Black wins by checkmate. } 0-1