[Event "Interzonal-11b"]
[Site "Rio de Janeiro"]
[Date "1979.10.20"]
[Round "19"]
[White "Sax, Gyula"]
[Black "Harandi, Khosro"]
[Result "0-1"]
[WhiteElo "2590"]
[BlackElo "2410"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. Bg5 h6 11. Bh4 Qe7 12. a4 O-O-O 13. Qd3 g5 14. Bg3 exd4 15. axb5 axb5 16. Qxb5 Na7 17. Qf5+ Kb8 18. e5 Nh5 19. cxd4 Nxg3 20. hxg3 dxe5 21. Nc3 Qb4 22. Bxf7 exd4 23. Nd5 Qb5 24. Re5 d3 25. Nxb6 Qxb6 26. Rea5 Nc8 27. Ne5 d2 28. Nd7+ Rxd7 29. Qxd7 Rf8 30. R5a3 Nd6 31. Rb3 Qd4 32. Rd1 Qe4 33. Kf1 Qxg2+ 34. Ke2 Rxf7 35. Qd8+ Nc8 36. Rxd2 Rxf2+ 37. Kd1 Qf1+ 38. Kc2 Qc4+ 39. Rc3 Qa4+ 40. Rb3 Qe4+ 41. Kc1 Rf1+ 42. Rd1 Qc4+ 43. Rc3 Rxd1+ 44. Qxd1 Qd5 45. Rd3 Qe5 46. Rb3 Nd6 47. Qf3 Qe1+ 0-1