[Event "World Cup"]
[Round "4"]
[Site "Reykjavik"]
[Date "1988.10"]
[White "Sokolov, Andrei"]
[WhiteElo "2600"]
[Black "Portisch, Lajos"]
[BlackElo "2635"]
[Result "1/2-1/2"]
[ECO "C75"]
[Opening "Ruy Lopez, Modern Steinitz Defence"]
 1. e4   e5
 2. Nf3  Nc6
 3. Bb5  a6
 4. Ba4  d6
 5. c3   Bd7
 6. d4   Nge7
 7. Bb3  h6
 8. Nbd2 Ng6
 9. Nc4  Be7
10. Ne3  Bg5
11. dxe5 Ncxe5
12. Nxe5 Nxe5
13. O-O  Bxe3
14. Bxe3 O-O
15. f3   Re8
16. Qd2  a5
17. a4   
1/2-1/2