"50652" . "http://id.loc.gov/authorities/names/n88132417" . . "50652" . . "Mitchell" . "Sidney" . "1888" . "1942-02-25" . "1888 1888-06-15 1942 1942-02-25 50652 MITCHELL, SIDNEY Mitchell Sidney componist http://id.loc.gov/authorities/names/n88132417 https://www.discogs.com/artist/739147 https://www.wikidata.org/entity/Q3105298 us" . "componist" . "MITCHELL, SIDNEY" . "https://www.discogs.com/artist/739147" . "Mitchell" . "componist" . "1888-06-15"^^ . . . "us" . "https://www.wikidata.org/entity/Q3105298" . "Sidney" . . "1942" . "1888-06-15" . . "1942-02-25"^^ . "MITCHELL, SIDNEY" .