[Event "Candidates qf Petrosian-Huebner +1-0=6"]
[Site "Seville"]
[Date "1971.05.21"]
[Round "6"]
[White "Petrosian, Tigran V"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 d5 4. d4 Be7 5. Bg5 O-O 6. Qc2 b6 7. Bxf6 Bxf6 8. e4 Nc6 9. O-O-O dxe4 10. Qxe4 Bb7 11. h4 Na5 12. Qe3 Qe7 13. Ne4 Bxe4 14. Qxe4 c5 15. d5 1/2-1/2