[Event "URS-ch25 Semifinal"]
[Site "Sverdlovsk"]
[Date "1957.11.12"]
[Round "2"]
[White "Simagin, Vladimir Pavlovich"]
[Black "Averbakh, Yuri L"]
[Result "1/2-1/2"]

1. Nf3 d5 2. b3 Nf6 3. Bb2 e6 4. g3 Be7 5. Bg2 O-O 6. O-O b6 7. d3 Bb7 8. Nbd2 Nbd7 9. c4 Re8 10. a3 a5 11. Rc1 c5 12. d4 a4 13. bxa4 Bc6 14. Qc2 Bxa4 15. Qb1 Ra6 16. Rfe1 Bc6 17. Ne5 Ba8 18. Ndf3 cxd4 19. cxd5 Bxd5 20. Qd3 Qa8 21. Nxd7 Nxd7 22. Qxd4 Bf6 23. Qd2 Bxb2 24. Qxb2 1/2-1/2