[Event "Interzonal-07"]
[Site "Sousse"]
[Date "1967.10.21"]
[Round "5"]
[White "Mecking, Henrique"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Qc7 6. Be3 a6 7. Be2 Nf6 8. O-O Bb4 9. Na4 Be7 10. Nxc6 bxc6 11. Nb6 Rb8 12. Nxc8 Qxc8 13. e5 Nd5 14. Bd4 c5 15. c4 cxd4 16. cxd5 Qc5 17. Bf3 Bg5 18. Qd3 Rxb2 19. Rfb1 Qc2 20. Qxc2 Rxc2 21. Rb8+ Bd8 22. Ra8 a5 23. d6 g6 24. Rb1 O-O 25. g3 Bg5 26. Rxa5 f6 27. Bd1 Rd2 28. f4 Bh6 29. exf6 Rxf6 30. Bg4 e5 31. Ra8+ Kg7 32. Ra7 Rxd6 33. fxe5 Be3+ 34. Kh1 Rc6 35. Bxd7 Rc5 36. e6 Rf5 37. Ba4+ Kh6 38. Rf7 Rxf7 39. exf7 Kg7 40. Bb3 d3 41. Bc4 Rf2 42. Rb8 d2 43. Rg8+ Kh6 44. Rd8 Bc5 45. Bb3 Kg7 46. g4 h5 47. gxh5 gxh5 48. Rd3 h4 49. h3 1/2-1/2