[Event "Interzonal-09b"]
[Site "Petropolis"]
[Date "1973.07.26"]
[Round "3"]
[White "Bronstein, David Ionovich"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 Nd4 5. Bg2 Nxf3+ 6. Bxf3 Bb4 7. Qb3 a5 8. O-O O-O 9. d3 h6 10. Be3 Bxc3 11. Qxc3 d6 12. c5 Re8 13. cxd6 Qxd6 14. Rfd1 c6 15. Bc5 Qc7 16. Qb3 Bg4 17. Bxg4 Nxg4 18. e4 Nf6 19. f3 Nh7 20. d4 exd4 21. Bxd4 Ng5 22. Bb6 Qe7 23. h4 a4 1/2-1/2