Olafsson, Fridrik VS Petrosian, Tigran V 1971.12.08

[Event "Alekhine Memorial-02"]
[Site "Moscow"]
[Date "1971.12.08"]
[Round "11"]
[White "Olafsson, Fridrik"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Bg5 Nbd7 7. Qd2 e5 8. d5 Nc5 9. Bf3 a5 10. Nge2 c6 11. Ng3 cxd5 12. Nxd5 Ne6 13. Nxf6+ Bxf6 14. Bxf6 Qxf6 15. O-O Nd4 16. Bd1 1/2-1/2