[Event "URS-ch39 Final"]
[Site "Leningrad"]
[Date "1971.09.17"]
[Round "3"]
[White "Stein, Leonid"]
[Black "Vaganian, Rafael A"]
[Result "1/2-1/2"]
1. Nf3 d5 2. c4 c6 3. b3 Bg4 4. Bb2 Nd7 5. e3 e6 6. Be2 Ngf6 7. O-O Bd6 8. d4 O-O 9. h3 Bh5 10. Nbd2 Qe7 11. Ne5 Bxe2 12. Qxe2 a5 13. a3 Rfd8 14. Rfd1 Bc7 15. Rab1 Ne4 16. Ndf3 f6 17. Nxd7 Qxd7 18. Rbc1 Qd6 19. a4 Re8 20. Bc3 Ng5 21. Rb1 Rab8 22. Be1 b5 23. axb5 cxb5 24. c5 Nxf3+ 25. Qxf3 Qc6 26. Ra1 Ra8 27. Ra2 a4 1/2-1/2