[Event "Olympiad-19 Preliminaries A"]
[Site "Siegen"]
[Date "1970.09.11"]
[Round "7"]
[White "Vilhelm, Thorstein"]
[Black "Schmidt, Wlodzimierz"]
[Result "0-1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 c6 7. d3 e5 8. Qc2 Nh5 9. Bg5 f6 10. Bd2 f5 11. e4 f4 12. d4 exd4 13. Ne2 fxg3 14. hxg3 c5 15. Qd3 Nc6 16. Nc1 Bg4 17. Nh2 Ne5 18. Qb3 Be6 19. Rd1 Bxc4 20. Qa3 g5 21. b4 b6 22. bxc5 dxc5 23. Rb1 Be6 24. Nf3 Qf6 25. Nxe5 Qxf2+ 26. Kh2 Bxe5 27. Be1 Qf6 28. Nd3 Nxg3 29. Nxe5 Qh6+ 0-1