[Event "URS-ch25 Quarterfinal"]
[Site "Minsk"]
[Date "1957.05.18"]
[Round "15"]
[White "Zilber, Israel"]
[Black "Ostrauskas, A"]
[Result "1/2-1/2"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 e5 6. Nge2 Nge7 7. d3 d6 8. O-O O-O 9. Be3 Be6 10. Qd2 Qd7 11. Nd5 Bh3 12. a3 Bxg2 13. Kxg2 Nxd5 14. cxd5 Nd4 15. Bxd4 exd4 16. b4 b5 17. a4 a6 18. Rfc1 c4 19. dxc4 d3 20. Qxd3 bxc4 21. Qxc4 Bxa1 22. Rxa1 Rfc8 23. Qd3 Rab8 24. Nd4 Rxb4 25. Nc6 Rxc6 26. dxc6 Qxc6 27. Rd1 Rxe4 28. Qxd6 Qxd6 29. Rxd6 Rxa4 30. h4 h5 31. Kf3 Kf8 32. Rb6 Ke7 33. Rb7+ Ke6 34. Ra7 f6 35. Ra8 Kf5 36. Kg2 Ra2 37. Kf3 g5 38. hxg5 fxg5 39. Rf8+ Ke6 40. Rh8 g4+ 41. Ke3 Ra5 42. Rh6+ Kf7 43. Rb6 Ra2 1/2-1/2