[Event "URS-ch25 Semifinal"]
[Site "Sverdlovsk"]
[Date "1957.11.30"]
[Round "13"]
[White "Prokhorovich, Taras E"]
[Black "Lutikov, Anatoly S"]
[Result "1/2-1/2"]

1. Nf3 Nf6 2. c4 d6 3. d4 g6 4. b3 Bg7 5. Bb2 O-O 6. e3 Nfd7 7. Be2 e5 8. dxe5 dxe5 9. Nc3 e4 10. Nd4 Re8 11. Qc2 c6 12. O-O Qe7 13. Qd2 a5 14. Na4 Nf6 15. Nc2 Nbd7 16. Rad1 Ne5 17. Qd6 Bf8 18. Qxe7 1/2-1/2