[Event "Reykjavik International-01"]
[Site "Reykjavik"]
[Date "1964.01.18"]
[Round "4"]
[White "Thorbergsson, Freysteinn"]
[Black "Johannsson, Ingi Randver"]
[Result "0-1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f4 d6 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. exd5 Nh5 10. Bd2 Re8 11. O-O Na6 12. Ng5 Nf6 13. Bd3 Bg4 14. Qb3 Nb4 15. Bb1 h6 16. a3 hxg5 17. axb4 gxf4 18. bxc5 f3 19. gxf3 Bh3 20. Re1 Rxe1+ 21. Bxe1 Nd7 22. Ne4 Nxc5 23. Qe3 Nxe4 24. fxe4 Qd7 25. Ra3 Qg4+ 26. Bg3 Bxb2 27. Rd3 Re8 28. Qf3 Bd4+ 29. Kh1 Qxe4 30. Qxe4 Rxe4 31. Rd1 Rg4 32. Bd3 Bc5 33. Be2 Re4 34. Bd3 Re8 35. Rb1 Bg4 36. Kg2 b6 37. Ra1 a5 38. Rb1 Re3 39. Rb3 Bf5 0-1