[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.09"]
[Round "6"]
[White "Gligoric, Svetozar"]
[Black "Smejkal, Jan"]
[Result "0-1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. O-O O-O 10. Be3 Na5 11. Bd3 b6 12. Qd2 Bb7 13. Bh6 cxd4 14. cxd4 e6 15. Rad1 Rc8 16. Bxg7 Kxg7 17. Rfe1 Qe7 18. Nf4 Rfd8 19. d5 exd5 20. e5 Nc4 21. Qe2 Re8 22. e6 fxe6 23. Qg4 e5 24. Nxg6 hxg6 25. Bxg6 Rg8 26. Rd3 Rc6 27. Bh7+ Kxh7 28. Rh3+ Rh6 29. Rxh6+ Kxh6 30. Qxg8 Qg7 31. Qe6+ Qg6 32. Qe7 Qg7 33. Qh4+ Kg6 34. f4 e4 35. g4 Qd4+ 36. Kh1 e3 37. f5+ Kf7 38. Qh7+ Kf8 39. Qh6+ Qg7 40. Qh4 d4+ 41. Kg1 Ne5 42. Qd8+ Kf7 43. Qc7+ Kf6 0-1