[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1983.01.18"]
[Round "4"]
[White "Nunn, John DM"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2570"]
[BlackElo "2635"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 d6 7. Bg2 Bd7 8. O-O Nf6 9. Nxc6 Bxc6 10. Re1 Be7 11. a4 O-O 12. Be3 Qc7 13. a5 Nd7 14. Na4 Rae8 15. Nb6 f5 16. Nxd7 Qxd7 17. Qd3 fxe4 18. Bxe4 Bxe4 19. Qxe4 Rf5 20. Bb6 Bf6 21. c3 1/2-1/2