[Event "Korchnoi - Petrosian Candidates Quarterfinal"]
[Site "Velden AUT"]
[Date "1980.03.23"]
[EventDate "1980.03.08"]
[Round "8"]
[Result "1/2-1/2"]
[White "Tigran Vartanovich Petrosian"]
[Black "Viktor Korchnoi"]
[ECO "E12"]
[WhiteElo "2615"]
[BlackElo "2695"]
[PlyCount "39"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 exd5
7. g3 Bd6 8. Bg2 O-O 9. O-O Re8 10. Bg5 Nbd7 11. Nb5 Ba6
12. Nxd6 cxd6 13. Re1 h6 14. Bxf6 Nxf6 15. Nd2 Qd7 16. e3 Rac8
17. Nb1 Qf5 18. Nc3 Ne4 19. Nxe4 dxe4 20. Qd2 1/2-1/2