[Event "Interzonal-07"]
[Site "Sousse"]
[Date "1967.11.01"]
[Round "13"]
[White "Hort, Vlastimil"]
[Black "Byrne, Robert Eugene"]
[Result "1-0"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 f5 5. e3 Ne7 6. Nge2 d6 7. d3 O-O 8. O-O a5 9. a3 c6 10. Bd2 Na6 11. Qc2 Be6 12. f4 Bf7 13. b3 Rc8 14. Rac1 Nc5 15. d4 Ne6 16. Qd3 g5 17. fxg5 e4 18. Qc2 Nxg5 19. Nf4 Bh6 20. Nce2 d5 21. c5 Ng6 22. Qc3 Ra8 23. b4 a4 24. Rb1 Ne6 25. Nxe6 Bxe6 26. b5 Bd7 27. Qc2 Qg5 28. Nc3 Qg4 29. Qd1 Ne7 30. bxc6 Bxc6 31. Nb5 Nc8 32. Nc7 Ra7 33. Ne6 Qxd1 34. Rfxd1 Rf6 35. Nd8 Ne7 36. Rb6 Rf8 37. Nxc6 Nxc6 38. Bh3 Kg7 39. Rf1 Kg6 40. g4 fxg4 41. Rxf8 Bxf8 42. Bxg4 Kf7 43. Bc8 Nd8 44. Be1 Be7 45. Bg3 Kf8 1-0