{"id":"S2007009779","label":"Douglas DC-4 (Transport plane)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007009779","normalized_label":"douglas dc-4 (transport plane)","broader":["http://id.loc.gov/authorities/subjects/sh85039206"],"aliases":["C-54 (Transport plane)","DC-4 (Transport plane)","Skymaster (Transport plane)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007009779","provider":"lcsh","revision":"883600c275daff37","taxonomy_revision":"f050b5d4780b1289","title":"Douglas DC-4 (Transport plane)","url":"/topics/S2007009779","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14411668625209566820","address_version":"morton4x16-v1","coordinates":[0,478,33319,52224],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}