[Event "URS-ch25 Semifinal"]
[Site "Leningrad"]
[Date "1957.11.25"]
[Round "10"]
[White "Taimanov, Mark E"]
[Black "Shamkovich, Leonid Alexandrovic"]
[Result "1/2-1/2"]

1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e4 d6 6. Nge2 f5 7. exf5 Bxf5 8. O-O Qd7 9. Nf4 Nf6 10. Ncd5 Nxd5 11. cxd5 Nd4 12. d3 O-O 13. Be3 Rf7 14. f3 Qb5 15. Rf2 Raf8 16. a4 Qa6 17. Ra3 Bd7 18. Kh1 Be5 19. Bxd4 Bxd4 20. Re2 g5 21. Ne6 Bxe6 22. dxe6 Rf5 23. Qb3 Re5 24. Rxe5 Bxe5 25. a5 b5 26. axb6 Qxb6 27. Qxb6 axb6 28. Ra7 Bf6 1/2-1/2