[Event "Vidmar Memorial-04"]
[Site "Ljubljana/Portoroz"]
[Date "1977.06.16"]
[Round "11"]
[White "Gligoric, Svetozar"]
[Black "Sigurjonsson, Gudmundur"]
[Result "1/2-1/2"]
[WhiteElo "2565"]
[BlackElo "2520"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 d5 7. O-O O-O 8. a3 Bxc3 9. bxc3 Qc7 10. cxd5 exd5 11. a4 Re8 12. Ba3 c4 13. Bc2 Ne4 14. Bxe4 Rxe4 15. Nd2 Re8 16. Qf3 Be6 17. e4 Qa5 18. Bc5 Ne5 19. Qh5 Nd3 20. exd5 g6 21. Qf3 Nxc5 22. dxe6 Nxe6 23. Nxc4 Qc7 24. Ne5 Rac8 25. Ng4 Red8 26. Nf6+ Kh8 27. d5 Nf4 28. g3 Kg7 29. gxf4 Kxf6 30. Rac1 Qc4 31. Rfd1 Qxa4 32. c4 Rxc4 33. Rxc4 Qxc4 34. d6 Kg7 35. f5 gxf5 36. Qxf5 Qe6 37. Qf4 f6 38. Kh1 Kf7 39. f3 b5 40. Qd4 a5 41. Qd3 Kg7 42. Qxb5 Rxd6 43. Rg1+ Kh6 44. Qxa5 Rd5 1/2-1/2