[Event "URS-ch39 Final"]
[Site "Leningrad"]
[Date "1971.09.28"]
[Round "10"]
[White "Stein, Leonid"]
[Black "Smyslov, Vassily V"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. Nc3 Bg7 7. d3 O-O 8. e4 Nc6 9. Rb1 d6 10. a3 Nd7 11. Bg5 1/2-1/2