[Event "Interzonal-07"]
[Site "Sousse"]
[Date "1967.11.08"]
[Round "18"]
[White "Kortschnoj, Viktor Lvovich"]
[Black "Bilek, Istvan"]
[Result "1-0"]

1. c4 c5 2. Nf3 g6 3. d4 Bg7 4. d5 Nf6 5. Nc3 O-O 6. e4 d6 7. Be2 e6 8. O-O exd5 9. cxd5
Re8 10. Qc2 Na6 11. a3 Nc7 12. Re1 Qe7 13. Bg5 h6 14. Bh4 g5 15. Bg3 Nh5 16. Rad1 Nxg3 17.
hxg3 g4 18. Nh4 Qg5 19. a4 Re7 20. Bf1 Be5 21. Nb1 Qf6 22. Rd2 Bd4 23. Qb3 b6 24. Na3 Bd7
25. Nb5 Nxb5 26. Bxb5 Bc8 27. a5 Rb8 28. a6 Qg7 29. Rde2 Qg5 30. Qc2 h5 31. Kh1 Bg7 32.
Rg1 Qe5 33. Rd1 Qg5 34. Rde1 Kh8 35. Rb1 Qe5 36. Rd1 Qg5 37. Rde1 Bf6 38. Re3 Qg7 39. e5
Rxe5 40. Rxe5 Bxe5 41. Re2 Qf6 42. Qe4 Kg7 43. b3 Qh6 44. Qb1 Bf6 45. Qe1 Qg5 46. Re8 Qxd5
47. Bc4 Qg5 48. Qe4 Qh6 49. Rxc8 Qc1+ 50. Kh2 Rxc8 51. Nf5+ Kh8 52. Nxd6 Rf8 53. Nxf7+ Kg7
54. Qb7 Qe1 55. Ne5+ Kh6 56. Bd3 Bg7 57. Nf7+ 1-0