[Event "Interzonal-10a"]
[Site "Biel"]
[Date "1976.07.22"]
[Round "9"]
[White "Portisch, Lajos"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2625"]
[BlackElo "2585"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Re1 d5 8. cxd5 exd5 9. d4 Na6 10. Bg5 c5 11. dxc5 Nxc5 12. Nd4 Qd7 13. Rc1 Rac8 14. e3 Rfd8 15. Nce2 Nce4 16. Rxc8 Rxc8 17. Bxf6 Bxf6 18. Nf4 Rc4 19. Bf1 Rc5 20. Bh3 Qd8 21. Bg2 g6 22. Qd3 Qc8 23. Bh3 Qc7 24. Nfe2 h5 25. Rd1 h4 26. Bg2 Qc8 27. Qb1 Ba6 28. Nf4 hxg3 29. hxg3 Bb7 30. Bh3 Qc7 31. Nfe2 Ba6 32. Nf4 Bb7 33. Nfe2 1/2-1/2