[Event "Vidmar Memorial-04"]
[Site "Ljubljana/Portoroz"]
[Date "1977.06.14"]
[Round "10"]
[White "Sigurjonsson, Gudmundur"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]
[WhiteElo "2520"]
[BlackElo "2530"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. O-O Bg4 8. e5 dxe5 9. dxe5 Nd5 10. h3 Nxc3 11. bxc3 Bf5 12. Be3 Qd7 13. Qe2 Rfd8 14. Rfd1 Bxd3 15. cxd3 b5 16. c4 bxc4 17. dxc4 Qe8 18. Rd5 e6 19. Rxd8 Rxd8 20. Rd1 h6 21. Qc2 a6 22. Rxd8 Qxd8 23. Qa4 Qa8 24. Nd2 g5 25. fxg5 hxg5 26. Ne4 1/2-1/2