[Event "World Cup"]
[Round "9"]
[Site "Reykjavik"]
[Date "1988.10"]
[White "Portisch, Lajos"]
[WhiteElo "2635"]
[Black "Spassky, Boris V"]
[BlackElo "2560"]
[Result "1/2-1/2"]
[ECO "E11"]
[Opening "Bogo-Indian Defence"]
 1. d4   Nf6
 2. c4   e6
 3. Nf3  Bb4+
 4. Bd2  Bxd2+
 5. Qxd2 d5
 6. g3   O-O
 7. Bg2  Nbd7
 8. O-O  c6
 9. Rc1  b6
10. cxd5 cxd5
11. Nc3  Ba6
12. a4   Bc4
13. Nb5  Qe7
14. Na3  Ne4
15. Qd1  Ba6
16. Nb5  Bxb5
17. axb5 Qb4
18. Qa4  Qxa4
19. Rxa4 Nd6
20. Rc7  Rfd8
21. Raxa7 Rxa7
22. Rxa7 Nxb5
23. Ra1  Kf8
24. e3   Rc8
25. Bf1  Nd6
26. Bd3  
1/2-1/2