[Event "URS-ch25 Quarterfinal"]
[Site "Minsk"]
[Date "1957.04.25"]
[Round "1"]
[White "Klavins, Janis"]
[Black "Sokolsky, Alexey Pavlovich"]
[Result "0-1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 b6 7. Qg4 Ng6 8. h4 h5 9. Qg3 Ba6 10. Ne2 Kf8 11. a4 Qe8 12. Qg5 Nd7 13. Nf4 Bxf1 14. Nxg6+ fxg6 15. Kxf1 a5 16. Rh3 Kg8 17. Ba3 c5 18. Rb1 Kh7 19. Rg3 Rf8 20. Qe3 Rf5 21. f4 cxd4 22. cxd4 Rc8 23. Rg5 Qf7 24. g3 Rxg5 25. hxg5 Qf5 26. Qd3 Rxc2 27. Qxf5 gxf5 28. Be7 Kg6 29. Bd8 Rc6 30. Be7 Rc4 31. Ke2 Kf7 32. Bd6 Rxa4 33. Kd3 Rc4 34. Ba3 Kg6 35. Bd6 Rc6 36. Be7 Kf7 37. Bd6 Nf8 38. Ba3 Ng6 39. Rh1 h4 40. gxh4 Nxf4+ 41. Ke3 Nh5 42. Kd2 Kg8 43. Rb1 f4 0-1