[Event "Interzonal-07"]
[Site "Sousse"]
[Date "1967.10.19"]
[Round "4"]
[White "Stein, Leonid"]
[Black "Gipslis, Aivars P"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 Nd6 7. Bxc6 bxc6 8. dxe5 Nb7 9. c4 O-O 10. Nc3 d6 11. h3 Qd7 12. Re1 Re8 13. Bf4 Qf5 14. Bg3 Bd7 15. Nd4 Qg6 16. Qf3 Na5 17. b3 Bf8 18. Rad1 Rac8 19. Re3 a6 20. Nde2 Nb7 21. Ne4 Bf5 22. N4c3 Bd7 23. Nd4 Na5 24. Qe2 Nb7 25. Nf3 Nc5 26. b4 Nb7 27. c5 a5 28. a3 axb4 29. axb4 d5 30. e6 Bxe6 31. Ne5 Qh6 32. Nxc6 Ra8 33. Nd4 c6 34. Nxc6 Nxc5 35. bxc5 Bxc5 36. Nd4 Bd7 37. Nxd5 Red8 38. Bf4 Qh4 39. Nf3 1-0