[Event "Interzonal-11b"]
[Site "Rio de Janeiro"]
[Date "1979.10.17"]
[Round "18"]
[White "Sunye Neto, Jaime"]
[Black "Sax, Gyula"]
[Result "0-1"]
[WhiteElo "2375"]
[BlackElo "2590"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 f5 4. d4 e4 5. Bg5 Be7 6. Bxe7 Ncxe7 7. Nd2 Nf6 8. e3 O-O 9. Be2 c6 10. O-O d5 11. Qb3 Kh8 12. f4 exf3 13. Nxf3 Ng4 14. Nd1 dxc4 15. Bxc4 b5 16. Be2 Qd6 17. Nf2 Be6 18. Qd3 Nf6 19. a4 Ned5 20. Qd2 a6 21. Ne5 Nb6 22. a5 Nbd7 23. Nxd7 Nxd7 24. b4 c5 25. bxc5 Nxc5 26. Qb4 Ne4 27. Qb2 Nf6 28. Nd3 Nd5 29. Qd2 b4 30. Nc5 Nc3 31. Bd3 Rac8 32. Rac1 Bc4 33. Bxc4 Rxc5 34. Qd3 Rxa5 35. Ra1 Rxa1 36. Rxa1 f4 37. Rxa6 Qb8 38. Bb3 Re8 39. exf4 Ne2+ 40. Kh1 Nc1 41. Qd1 Nxb3 0-1