[Event "Interzonal-11b"]
[Site "Rio de Janeiro"]
[Date "1979.10.16"]
[Round "17"]
[White "Ivkov, Borislav"]
[Black "Harandi, Khosro"]
[Result "1/2-1/2"]
[WhiteElo "2525"]
[BlackElo "2410"]

1. Nf3 Nf6 2. d4 e6 3. c4 b6 4. a3 d5 5. cxd5 exd5 6. Nc3 Be7 7. Bf4 O-O 8. e3 c5 9. Be2 Ne4 10. O-O Nc6 11. dxc5 Nxc3 12. bxc3 Bxc5 13. Qa4 Bb7 14. Rfd1 Qf6 15. Qc2 Na5 16. Ne5 Rfd8 17. Nd3 Bf8 18. Be5 Qh6 19. Bd4 Nc4 20. a4 Re8 21. Bf3 Rad8 22. Nb2 Bd6 23. g3 Ne5 24. Bxe5 Bxe5 25. Nc4 Bb8 26. Na3 Qf6 27. Bg2 Rc8 28. Nb5 Rc5 29. Qb3 a6 30. Nd4 g6 31. Rab1 Bc7 32. Rd3 Rb8 33. Ne2 Qe6 34. Rbd1 Qg4 35. R1d2 b5 36. h3 Qxa4 37. Qb1 Qa5 38. Bxd5 Bxd5 39. Rxd5 Rxd5 40. Rxd5 Qb6 41. Nd4 Re8 1/2-1/2