[Event "Interzonal-15"]
[Site "Manila"]
[Date "1990.??.??"]
[Round "4"]
[White "Portisch, Lajos"]
[Black "Agdestein, Simen"]
[Result "1-0"]
[WhiteElo "2590"]
[BlackElo "2600"]
1. c4 e6 2. Nc3 d5 3. d4 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 dxc4 7. e3 Nd5 8. Bxe7 Qxe7 9. Qa4+ c6 10. Qxc4 O-O 11. Rc1 Nd7 12. Be2 N5b6 13. Qd3 e5 14. O-O Re8 15. e4 exd4 16. Qxd4 Nc5 17. Nd2 Bd7 18. Rfd1 Rad8 19. Qb4 Be6 20. Nf1 Rxd1 21. Nxd1 Nbd7 22. Nc3 b6 23. Rd1 a5 24. Qd4 b5 25. Ng3 Qf6 26. a3 Bb3 27. Rd2 g6 28. Qe3 h5 29. f3 b4 30. Nd1 Be6 31. axb4 axb4 32. Nf2 Qe7 33. f4 Nb3 34. f5 Qc5 35. Rd3 Qxe3 36. Rxe3 Bd5 37. Nd1 h4 38. exd5 Rxe3 39. Nxe3 hxg3 40. dxc6 gxh2+ 41. Kxh2 Nb6 42. c7 Nd4 43. Nd5 1-0