[Event "URS-ch23 Semifinal"]
[Site "Leningrad"]
[Date "1955.12.02"]
[Round "14"]
[White "Antoshin, Vladimir S"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 7. O-O Nc6 8. a3 cxd4 9. exd4 dxc4 10. Bxc4 Be7 11. d5 exd5 12. Nxd5 Nxd5 13. Qxd5 Qxd5 14. Bxd5 Bd7 15. Bg5 Bxg5 16. Nxg5 h6 17. Nf3 Rac8 1/2-1/2