[Event "Reykjavik International-04"]
[Site "Reykjavik"]
[Date "1970.01.24"]
[Round "9"]
[White "Olafsson, Fridrik"]
[Black "Sigurjonsson, Bjorn"]
[Result "1-0"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nf6 5. g3 Nc6 6. Bg2 Be7 7. O-O Qc7 8. Re1 b5 9. Qe2 a5 10. Nf1 h6 11. h4 Ba6 12. Bf4 Qb6 13. exd5 Nxd5 14. Bd2 Bf6 15. Rab1 O-O-O 16. Ne3 Nxe3 17. Bxe3 Nd4 18. Bxd4 Bxd4 19. Nxd4 Rxd4 20. Qf3 Qb7 21. Re5 Qxf3 22. Rxc5+ Kd7 23. Bxf3 Rc8 24. Rxc8 Kxc8 25. Re1 Bb7 26. Bxb7+ Kxb7 27. Re5 Kb6 28. Kf1 Ra4 29. a3 b4 30. axb4 Rxb4 31. b3 a4 32. bxa4 Rxa4 33. Re4 Rxe4 34. dxe4 Kc5 35. Ke2 Kd4 36. f3 Kc3 37. Kd1 g6 38. g4 f5 39. exf5 exf5 40. h5 gxh5 41. gxf5 h4 42. Ke2 1-0