[Event "Interzonal-11b"]
[Site "Rio de Janeiro"]
[Date "1979.09.29"]
[Round "6"]
[White "Harandi, Khosro"]
[Black "Balashov, Yuri S"]
[Result "0-1"]
[WhiteElo "2410"]
[BlackElo "2600"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bxf6 Bxf6 11. Nxc6 bxc6 12. Qxd6 Qb6 13. Qd2 Rb8 14. b3 Rd8 15. Bd3 e5 16. g3 Bg4 17. Rdf1 Qd4 18. Kb2 c5 19. h3 Bc8 20. Qf2 c4 21. Qxd4 exd4 22. Nd5 cxd3 23. cxd3 Ba6 24. Rd1 Rdc8 25. h4 Bd8 26. g4 Bb7 27. Nb4 Ba5 28. Nc2 Bc3+ 29. Kb1 a5 30. a3 Ba6 31. Ka2 Rc7 32. Rh3 h5 33. g5 Bc8 34. f5 g6 35. Rf3 gxf5 36. exf5 Bb7 37. Rf4 Bd5 38. Rb1 a4 39. Nxd4 Bxd4 40. Rxd4 axb3+ 0-1