[Event "World Cup"]
[Site "Rotterdam"]
[Date "1989.??.??"]
[Round "?"]
[White "Sokolov, Andrei"]
[Black "Nunn, John DM"]
[Result "1/2-1/2"]
[WhiteElo "2605"]
[BlackElo "2620"]
[ECO "C89"]
[Opening "Ruy Lopez: Marshall Attack"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Rae8 17. Nd2 f5 18. Qf1 Qh5 19. f4 Kh8 20. Bxd5 cxd5 21. Qg2 g5 22. Qxd5 Rd8 23. Qc6 gxf4 24. Bxf4 Bxf4 25. gxf4 Be2 26. Kh1 Rde8 27. Rg1 Qh4 28. Qg2 Rg8 29. Qc6 Rgf8 30. Qg2 Rg8 31. Qc6 1/2-1/2