[Event "Interzonal-11b"]
[Site "Rio de Janeiro"]
[Date "1979.10.06"]
[Round "10"]
[White "Harandi, Khosro"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2410"]
[BlackElo "2640"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 Nc6 11. fxe6 fxe6 12. Nxc6 bxc6 13. e5 dxe5 14. Bxf6 gxf6 15. Ne4 Be7 16. Be2 h5 17. Rb3 Qa4 18. c4 f5 19. O-O fxe4 20. Kh1 Ra7 21. Qc2 Qa5 22. Qxe4 Qc5 23. Bxh5+ Kd8 24. Bg4 Rf8 25. Rd1+ Kc7 26. h3 Rb7 27. Rxb7+ Kxb7 28. Rb1+ Ka8 29. Qc2 Bd6 0-1