[Event "Frankfurt sim"] [Site "Frankfurt"] [Date "1999.??.??"] [Round "?"] [White "Polgar, Judit"] [Black "Kolb, A."] [Result "1-0"] [WhiteElo "2675"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D40"] [Opening "Queen's Gambit Declined: Semi-Tarrasch Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 { D40 Queen's Gambit Declined: Semi-Tarrasch Defense } 5. Bf4?! { (0.51 → -0.05) Inaccuracy. cxd5 was best. } (5. cxd5 cxd4 6. Qxd4 exd5 7. e4 Nc6 8. Bb5 Bd7 9. Bxc6 Bxc6 10. exd5 Bxd5 11. O-O Be6) 5... Nc6 6. e3 Bd7 7. cxd5 exd5 8. Nb5 a6?? { (0.10 → 5.38) Blunder. Rc8 was best. } (8... Rc8 9. dxc5 Bxc5 10. Bd3 Bb4+ 11. Nc3 O-O 12. O-O Bxc3 13. bxc3 Re8 14. Qb1 Na5 15. Rc1) 9. Nc7+ Ke7 10. dxc5 Ne8? { (4.97 → 20.63) Mistake. Be6 was best. } (10... Be6 11. Qb3 Ra7 12. O-O-O Kd7 13. Qb6 Ne4 14. Nxd5 Bxc5 15. Nc3+ Ke7 16. Rxd8 Rxd8 17. Qc7+) 11. Nxd5+ Ke6 12. Ng5+ Kf5?! { (14.62 → Mate in 1) Checkmate is now unavoidable. Qxg5 was best. } (12... Qxg5 13. Bxg5 Ne5 14. Nb6 Bc6 15. Nxa8 f6 16. Qb3+ Bd5 17. Qb6+ Bc6 18. Bf4 g5 19. Bxe5) 13. Bd3# { White wins by checkmate. } 1-0