[Event "Olympiad-23"]
[Site "Buenos Aires"]
[Date "1978.11.08"]
[Round "13"]
[White "Portisch, Lajos"]
[Black "Dzindzichashvili, Roman"]
[Result "1-0"]
[WhiteElo "2630"]
[BlackElo "2550"]
1. Nf3 b6 2. g3 Bb7 3. Bg2 e5 4. d3 g6 5. e4 Bg7 6. h4 h5 7. c4 Ne7 8. Nc3 c5 9. a3 Nbc6 10. Rb1 Nd4 11. Nxd4 cxd4 12. Nd5 Nxd5 13. exd5 d6 14. O-O O-O 15. b4 Bc8 16. a4 Bg4 17. Qc2 Qd7 18. Kh2 f5 19. f3 f4 20. fxg4 fxg3+ 21. Kg1 Rxf1+ 22. Bxf1 Rf8 23. Qg2 Qxg4 24. Bg5 Rf2 25. Qe4 Qd7 26. Qxg6 Qxa4 1-0