[Event "URS Trade Unions-ch05"]
[Site "Leningrad"]
[Date "1938.??.??"]
[Round "5"]
[White "Troitsky, PN"]
[Black "Mazel, Isaak"]
[Result "1-0"]
1. d4 e6 2. c4 d5 3. Nc3 c6 4. Nf3 Nd7 5. cxd5 exd5 6. Bf4 Ngf6 7. e3 Nh5 8. Bd3 Nxf4 9. exf4 Bd6 10. Ne5 Qb6 11. O-O Qxd4 12. Nxf7 Qxf4 13. Nxd6+ Qxd6 14. Re1+ Kd8 15. Qg4 Qf6 16. Qg3 g5 17. Ne2 h5 18. f4 g4 19. f5 h4 20. Qf4 Qh6 21. Qd4 Qf6 22. Qf4 Qh6 23. Qxg4 Qe3+ 24. Kh1 Ne5 25. Qg7 Nxd3 26. Qxh8+ Kc7 27. Qd4 Qxd4 28. Nxd4 Nxe1 29. Rxe1 c5 30. Nb5+ Kd7 31. f6 b6 32. Re7+ Kc6 33. Re8 Kxb5 34. f7 1-0