[Event "Interzonal-13a"]
[Site "Tunis"]
[Date "1985.05.08"]
[Round "9"]
[White "Portisch, Lajos"]
[Black "Beliavsky, Alexander G"]
[Result "1/2-1/2"]
[WhiteElo "2635"]
[BlackElo "2635"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. Qc2 Nc6 9. Rd1 Qa5 10. a3 Be7 11. Nd2 e5 12. Nb3 Qb6 13. Bg5 Bg4 14. Rb1 1/2-1/2