[Event "Olympiad-27"]
[Site "Dubai"]
[Date "1986.11.27"]
[Round "11"]
[White "Wittmann, Walter"]
[Black "Lau, Ralf"]
[Result "1/2-1/2"]
[WhiteElo "2310"]
[BlackElo "2400"]
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. Re1 Be7 10. Nxc6 Bxc6 11. a4 O-O 12. a5 Qc7 13. Be3 Nd7 14. Na4 Rae8 15. Nb6 f5 16. Nxd7 Qxd7 17. Bb6 Bxe4 18. Bxe4 fxe4 19. Rxe4 Bf6 20. c3 1/2-1/2