[Event "Tournament of Cities-A"] [Site "Moscow URS"] [Date "1924.08.??"] [EventDate "?"] [Round "?"] [Result "1-0"] [White "Nikolay Tikhonovich Sorokin"] [Black "Boris Mazan"] [ECO "D02"] [WhiteElo "?"] [BlackElo "?"] [Source "rusbase"] [PlyCount "59"] 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nbd2 d5 5. c3 Nbd7 6. e3 c6 7. Be2 Nh5 8. Bg5 Nhf6 9. O-O O-O 10. c4 Re8 11. cxd5 cxd5 12. Rc1 Nf8 13. Ne5 Qb6 14. Qa4 Bf5 15. Qa3 h6 16. Bh4 g5 17. Bg3 Ne4 18. Nxe4 Bxe4 19. Bh5 Bg6 20. Bxg6 fxg6 21. Rc5 e6 22. Rfc1 Re7 23. h3 Rae8 24. Qd3 Kh7 25. Rb5 Qa6 26. Qb3 b6 27. a4 h5 28. a5 bxa5 29. Rc6 a4 30. Qb4 1-0