[Event "Biel-A"] [Site "Biel SUI"] [Date "1987.??.??"] [Round "?"] [White "Jean-Luc Costa"] [Black "Judit Polgar"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A31"] [Opening "English Opening: Symmetrical Variation, Anti-Benoni Variation"] [Termination "Unknown"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. Nf3 { A31 English Opening: Symmetrical Variation, Anti-Benoni Variation } cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. N5c3 O-O 8. g3 Ng4 9. e3 f5 10. Bg2 f4 11. h3? { (0.18 → -0.96) Mistake. Bf3 was best. } (11. Bf3 Nf6 12. exf4 Bh3 13. Ne4 Nxe4 14. Bxe4 Qe8 15. Nc3 Nd7 16. Qe2 Rc8) 11... Nxf2 12. Kxf2 fxe3+ 13. Ke1 Rf2 14. Rg1?! { (-0.82 → -1.86) Inaccuracy. d6 was best. } (14. d6 Na6) 14... Qf8 15. Qd3 Na6 16. a3 Bf5 17. Be4 Bxe4 18. Qxe4 Bd4 19. Bxe3?? { (-1.78 → -5.58) Blunder. b4 was best. } (19. b4 Rc8 20. Bxe3 Rxc3 21. Nxc3 Bxc3+ 22. Kd1 Bxa1 23. Bxf2 Qxf2 24. Re1 Bc3) 19... Nc5 20. Bxd4 exd4 21. Qxd4?? { (-5.71 → Mate in 7) Checkmate is now unavoidable. b4 was best. } (21. b4 Nxe4 22. Nxe4 Rf3 23. Nbd2 Re3+ 24. Kd1 Qe8 25. Nc5 b6 26. d6 bxc5) 21... Re8+ 22. Kd1 Qf3+ { Black wins. } 0-1