[Event "URS-ch25 Semifinal"]
[Site "Leningrad"]
[Date "1957.12.03"]
[Round "15"]
[White "Spassky, Boris Vasilievich"]
[Black "Taimanov, Mark E"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. O-O Bb7 9. b3 c5 10. Bb2 Nc6 1/2-1/2