[Event "URS-ch25 Quarterfinal"]
[Site "Minsk"]
[Date "1957.05.18"]
[Round "15"]
[White "Boleslavsky, Isaak"]
[Black "Shagalovich, Abo I"]
[Result "1-0"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O a6 8. h3 Rb8 9. e4 b5
10. cxb5 axb5 11. e5 Ne8 12. Bf4 Bd7 13. Re1 b4 14. Ne4 h6 15. g4 f5 16. exf6 exf6 17. Ng3
Ne7 18. Qb3+ Kh7 19. d5 f5 20. g5 h5 21. Rad1 c5 22. dxc6 Nxc6 23. Bxd6 Nxd6 24. Rxd6 Qc7
25. Qd5 Rfd8 26. Nh4 Ne5 27. Rxe5 Rb5 28. Qf7 Rxe5 29. Rxg6 1-0