FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/EvLSUSz1"]
[Date "2026.03.11"]
[White "Owen6"]
[Black "Maria"]
[Result "1-0"]
[UTCDate "2026.03.11"]
[UTCTime "20:44:00"]
[WhiteElo "1356"]
[BlackElo "1251"]
[WhiteRatingDiff "+7"]
[BlackRatingDiff "-6"]
[WhiteTitle "GM♠"]
[BlackTitle "❦"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "D06"]
[Opening "Queen's Gambit Declined: Marshall Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 d5 2. c4 Nf6 { D06 Queen's Gambit Declined: Marshall Defense } 3. Nc3?! { (0.83 → 0.20) Inaccuracy. cxd5 was best. } (3. cxd5 g6) 3... Nc6?! { (0.20 → 0.73) Inaccuracy. dxc4 was best. } (3... dxc4 4. Nf3 a6 5. e4 b5 6. e5 Nd5 7. a4 c6 8. axb5 Nxc3 9. bxc3 cxb5 10. Ng5) 4. cxd5 Nxd4?? { (0.37 → 7.68) Blunder. Nxd5 was best. } (4... Nxd5 5. Nf3 e5 6. dxe5 Bb4 7. Bd2 Bxc3 8. Bxc3 Bg4 9. Rc1 O-O 10. e3 Nxc3 11. Rxc3) 5. Qxd4 Qd6 6. Nb5 Qd7 7. e4 e6 8. Bc4?! { (10.39 → 6.26) Inaccuracy. Bf4 was best. } (8. Bf4 c6 9. Nc7+ Kd8 10. Nxa8 b6 11. O-O-O exd5 12. Bc7+ Ke8 13. exd5 Nxd5 14. Bxb6 axb6) 8... exd5 9. exd5 Qe7+ 10. Be3 Ng4 11. Nf3 Nxe3 12. fxe3 Qb4+ 13. Nd2 Bc5 14. Qd3 Qxb2 15. O-O g6 16. Nxc7+ Ke7 17. Nxa8 Bf5 18. d6+ Kd7 19. Bb5+ Ke6 20. Qc4+ Kxd6?! { (13.18 → Mate in 7) Checkmate is now unavoidable. Kf6 was best. } (20... Kf6 21. Qxc5) 21. Ne4+ Bxe4 22. Qxe4 Rxa8 23. Rfd1+ Kc7 24. Qd5?! { (Mate in 3 → 12.40) Lost forced checkmate sequence. Rd7+ was best. } (24. Rd7+ Kb6 25. Rxb7+ Ka5 26. Qa4#) 24... Qxb5?! { (12.40 → Mate in 12) Checkmate is now unavoidable. Qxb5 was best. } (24... Qxb5 25. Rac1) 25. Rac1 Qe8 26. Rxc5+ Kb6 27. Rb1+ Ka6 28. Ra5# { White wins by checkmate. } 1-0