[Event "Interzonal-13a"]
[Site "Tunis"]
[Date "1985.04.29"]
[Round "3"]
[White "Portisch, Lajos"]
[Black "Miles, Anthony John"]
[Result "1/2-1/2"]
[WhiteElo "2635"]
[BlackElo "2570"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 d5 6. O-O Nbd7 7. b3 Bd6 8. Bb2 O-O 9. Nc3 a6 10. Rc1 Qe7 11. Na4 Ne4 12. Ne5 dxc4 13. Nxc4 Rfc8 14. Qe2 Qd8 15. Rfd1 Bf8 16. Qc2 Qh4 17. f3 Nd6 18. Ne5 Nxe5 19. dxe5 Ne8 20. Qe2 Rd8 21. Nc3 Qe7 22. Rd2 Rd7 23. Rcd1 Rad8 24. Ne4 a5 25. Nc3 g6 26. Be4 Rxd2 27. Rxd2 Ba6 28. Qd1 Rxd2 29. Qxd2 Bg7 30. Ne2 Qb4 1/2-1/2