[Event "Interzonal-09b"]
[Site "Petropolis"]
[Date "1973.08.12"]
[Round "14"]
[White "Hug, Werner"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. g3 d5 5. exd5 exd5 6. Bg2 d4 7. Ne2 Nf6 8. d3 Be7 9. O-O O-O 10. Re1 Re8 11. Nf4 Bd6 12. Bd2 h6 13. Rxe8+ Qxe8 14. Ne2 Be6 15. Bf4 Bf8 16. Ne5 Nxe5 17. Bxe5 Bg4 18. Bxf6 Bxe2 19. Qd2 Bg4 20. Re1 Qd7 21. Bh4 Be6 22. f4 f6 23. Qe2 Bg4 24. Bd5+ Qxd5 25. Qxg4 g5 26. Bxg5 hxg5 27. h4 Bg7 28. Re7 Rf8 29. f5 Rf7 30. Re8+ Bf8 31. hxg5 fxg5 32. Qxg5+ Rg7 33. Qf4 Qxa2 34. f6 Rg6 35. Rxf8+ Kxf8 36. Qd6+ Kg8 37. Qd8+ Kh7 38. Qe7+ Kg8 39. Qe8+ Kh7 40. Qe7+ Kh8 41. Qe8+ Kh7 1/2-1/2