[Event "URS-ch31 Semifinal"]
[Site "Kharkov"]
[Date "1963.??.??"]
[Round "?"]
[White "Lebedev, Boris"]
[Black "Lein, Anatoly"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nb5 Qb8 6. c4 Nf6 7. N1c3 a6 8. Na3 e6 9. Nc2 b5 10. Bd3 Ne5 11. cxb5 axb5 12. Nxb5 Nxe4 13. Be2 Bb7 14. O-O Be7 15. a4 O-O 16. Be3 Rc8 17. Nca3 d5 18. f4 Nc4 19. Nxc4 dxc4 20. Qc2 Bd5 21. f5 Qb7 22. fxe6 fxe6 23. Bd4 Bb4 24. Nc3 Qc6 25. Bf3 Bc5 26. Bxc5 Qxc5+ 27. Kh1 Nxc3 28. bxc3 Rf8 29. Be4 h6 30. h3 Qe3 31. Bxd5 exd5 32. Rae1 Rxf1+ 33. Rxf1 Qd3 34. Qxd3 cxd3 1/2-1/2