Ribli, Zoltan VS Portisch, Lajos 1978.09.09

[Event "Interpolis-02"]
[Site "Tilburg"]
[Date "1978.09.09"]
[Round "7"]
[White "Ribli, Zoltan"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2585"]
[BlackElo "2630"]

1. Nf3 d5 2. d4 Nf6 3. e3 e6 4. c4 dxc4 5. Bxc4 c5 6. a3 a6 7. dxc5 Qxd1+ 8. Kxd1 Bxc5 9. b4 Bd6 10. Bb2 b5 11. Bd3 Nbd7 12. Nbd2 Bb7 13. Ke2 Ke7 1/2-1/2