[Event "Interzonal-09b playoff plac3 2+3"]
[Site "Portoroz"]
[Date "1973.09.22"]
[Round "12"]
[White "Portisch, Lajos"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 c5 4. d4 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nc6 12. O-O Qd6 13. Rfd1 Rd8 14. Rac1 Bd7 15. Qe2 Rac8 16. d5 exd5 17. Bxd5 Be6 18. Bxc6 Rxc6 19. Rb1 Rb6 1/2-1/2