Question: When was the composer of the ballet Raymonda, director of the Saint Petersburg Conservatory  ?
Sentence (from "Alexander Glazunov"): He served as director of the Saint Petersburg Conservatory between 1905 and 1928 and was instrumental in the reorganization of the institute into the Petrograd Conservatory, then the Leningrad Conservatory, following the Bolshevik Revolution.
Relevant evidence: Yes