[Event "Interzonal-09b"]
[Site "Petropolis"]
[Date "1973.08.07"]
[Round "11"]
[White "Geller, Efim P"]
[Black "Gheorghiu, Florin"]
[Result "1-0"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. e4 d6 6. d3 e5 7. Nc3 Nge7 8. a3 O-O 9. Rb1
Nd4 10. Ne1 Be6 11. Nd5 Nxd5 12. exd5 Bd7 13. c3 Nf5 14. Nf3 a5 15. Nd2 b5 16. Ne4 b4 17.
a4 Qb6 18. Ra1 Rab8 19. Kh1 Ne7 20. Nd2 bxc3 21. bxc3 Qa6 22. Nc4 Bc8 23. Na3 e4 24. dxe4
Bxc3 25. Bh6 Rd8 26. Nb5 Bh8 27. Re1 Bd7 28. Bf1 Qb6 29. Rb1 Nc8 30. Bf4 Bxb5 31. Rxb5 Qc7
32. Rxb8 Qxb8 33. Qc2 Nb6 34. Rb1 Qc7 35. Bb5 Nd7 36. Bd2 Ne5 37. Kg2 Rb8 38. h3 Rd8 39.
f4 Nd7 40. Bc6 Rb8 41. Bxd7 1-0