[Event "World-ch20 Smyslov-Botvinnik +6-3=13"]
[Site "Moscow"]
[Date "1957.03.21"]
[Round "7"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily V"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 b6 5. Ne2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. b3 O-O 9. Be2 dxc4 10. bxc4 Nc6 11. Nb5 Na5 12. Bd2 c6 13. Bxa5 bxa5 14. Nc3 c5 15. Na4 cxd4 16. exd4 Qd6 17. O-O Rad8 18. Qd2 Qxd4 19. Qxa5 Qe4 20. Nc3 Qc6 21. Nb5 Qb6 22. Qxb6 axb6 23. Rfd1 Ne4 1/2-1/2