Spassky, Boris Vasilievich VS Petrosian, Tigran V 1975.??.??

[Event "Moscow"]
[Site "Moscow"]
[Date "1975.??.??"]
[Round "?"]
[White "Spassky, Boris Vasilievich"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. f3 Bb4 8. Nxc4 O-O 9. Bg5 c5 10. dxc5 Qxd1+ 11. Rxd1 Bc2 12. Rd2 Bb3 13. e4 Nbd7 14. Bxf6 Nxf6 15. Nd6 Rfd8 16. Bc4 Bxc3 17. bxc3 Bxa4 18. Ra2 Bc6 19. Kf2 1/2-1/2