[Event "Interzonal-12b"]
[Site "Toluca"]
[Date "1982.08.22"]
[Round "9"]
[White "Spassky, Boris Vasilievich"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2625"]
[BlackElo "2630"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. f4 e6 7. Nf3 Nge7 8. O-O O-O 9. Be3 Nd4 10. Rb1 Rb8 11. Ne2 Nxf3+ 12. Bxf3 b6 13. g4 f5 14. Ng3 Bb7 15. gxf5 exf5 16. c4 Qd7 17. Qd2 Rbe8 18. Rbe1 Nc6 19. Bg2 Nd4 20. Kh1 fxe4 21. dxe4 h5 22. Qd3 h4 23. Bxd4 cxd4 24. Ne2 h3 25. Bf3 Qe7 26. Qd2 g5 27. Kg1 gxf4 28. Nxd4 Qf6 29. Nb5 Rd8 30. Nxa7 Ra8 31. Nb5 Rxa2 32. Qxd6 Rxb2 33. Qxf6 Rxf6 34. e5 Rg6+ 35. Kh1 Bxf3+ 36. Rxf3 Bxe5 37. Rxh3 f3 38. Rf1 Rbg2 39. Rd1 Bf4 40. Nd4 f2 41. Nf3 Be3 42. Rd8+ Kg7 43. Rd7+ Kf6 0-1