[Event "Interzonal-13a"]
[Site "Tunis"]
[Date "1985.05.17"]
[Round "16"]
[White "Dlugy, Maxim"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2485"]
[BlackElo "2635"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Qb6 7. a3 Bf5 8. Na4 Qd8 9. e3 Ne4 10. Bd3 e6 11. O-O 1/2-1/2