[Event "URS-ch45 Final"]
[Site "Leningrad"]
[Date "1977.12.15"]
[Round "11"]
[White "Petrosian, Tigran V"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[WhiteElo "2645"]
[BlackElo "2620"]
1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. O-O c5 6. c3 Be7 7. a4 b4 8. cxb4 cxb4 9. Nbd2 O-O 10. Nb3 d6 11. Ne1 Bxg2 12. Nxg2 Nbd7 13. Qd3 d5 14. Bg5 Ne4 15. Bxe7 Qxe7 16. Rfc1 Rfc8 17. Ne3 h5 18. a5 h4 19. Nf1 hxg3 20. hxg3 Nd6 21. Nfd2 Nf6 22. Nc5 e5 23. dxe5 Qxe5 24. Ncb3 Qxb2 25. Rxc8+ Rxc8 26. Qa6 Rc2 27. Rb1 Qe5 28. Qxa7 Nc4 29. Nxc4 dxc4 30. Nd4 Ra2 31. Rxb4 Ra1+ 32. Kg2 Qh5 33. Qb8+ Kh7 34. Rb1 Qxa5 35. Rxa1 Qxa1 36. Qe5 1/2-1/2