[Event "URS-ch25 Semifinal"]
[Site "Leningrad"]
[Date "1957.11.20"]
[Round "7"]
[White "Antoshin, Vladimir S"]
[Black "Mnatsakanian, Eduard A"]
[Result "1-0"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. d5 exd5 7. Bxd5 Qe7 8. Qa4+ Bd7 9. Qc2 Nf6 10. Nc3 Bc6 11. Bxc6+ Nxc6 12. a3 Qc5 13. e4 Bd6 14. h3 O-O 15. Be3 Qa5 16. O-O-O Rfe8 17. Bg5 Nd7 18. Rd5 b5 19. Nxb5 Nb4 20. Nxd6 Nc5 21. Rxc5 Nd3+ 22. Kb1 Nxc5 23. Nxe8 Rb8 24. Rd1 Na4 25. Rd8 1-0