[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.04"]
[Round "2"]
[White "Larsen, Bent"]
[Black "Radulov, Ivan"]
[Result "1-0"]

1. c4 Nf6 2. Nf3 e6 3. b3 Be7 4. Bb2 O-O 5. Nc3 d5 6. e3 b6 7. d4 Bb7 8. Bd3 c5 9. O-O Nbd7 10. Qe2 Ne4 11. cxd5 exd5 12. Rfd1 Nxc3 13. Bxc3 Rc8 14. Rac1 Rc7 15. dxc5 bxc5 16. Qc2 g6 17. e4 Qa8 18. Qd2 Bf6 19. Qf4 Qd8 20. Ba5 Nb6 21. b4 Be7 22. exd5 Bd6 23. Qh6 cxb4 24. Ng5 f5 25. Ne6 Qd7 26. Rxc7 1-0