[Event "URS-ch25 Semifinal"]
[Site "Leningrad"]
[Date "1957.12.07"]
[Round "17"]
[White "Stoliar, Efim Samoilovich"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
1. c4 e6 2. g3 d5 3. cxd5 exd5 4. Bg2 Nf6 5. Nf3 Bd6 6. O-O O-O 7. b3 Bg4 8. Bb2 Nbd7 9. Na3 c6 10. Nc2 Re8 11. Ne3 Bh5 12. Nf5 Bc7 13. d3 Ne5 14. Qd2 h6 15. Rae1 Bg4 16. N3h4 Ned7 17. h3 Bxf5 18. Nxf5 Be5 19. Ba3 Nf8 20. f4 Bc7 21. Bb2 h5 22. Qc2 Ba5 23. Rd1 Bb6+ 24. Kh2 d4 25. Rfe1 Qd7 26. e4 dxe3 27. Be4 Qd8 28. Nxe3 Ne6 29. Nf5 g6 30. Nh4 Nd4 31. Qg2 Qd6 32. Nf3 Nxf3+ 33. Qxf3 Bd4 34. Bc1 Kg7 35. f5 h4 36. Bf4 Be5 37. Kg2 hxg3 38. Bxe5 Qxe5 39. fxg6 fxg6 40. Qxg3 Qxg3+ 41. Kxg3 Rad8 42. Bf3 Rxe1 43. Rxe1 Kf7 44. Re3 Rd4 1/2-1/2