{"id":"S85109741","label":"Quasars","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85109741","normalized_label":"quasars","broader":["http://id.loc.gov/authorities/subjects/sh85110574"],"aliases":["QSOs (Astronomy)","Quasi-stellar radio sources"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85109741","provider":"lcsh","revision":"97e82d1a7360725e","taxonomy_revision":"f050b5d4780b1289","title":"Quasars","url":"/topics/S85109741","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9549962450632328772","address_version":"morton4x16-v1","coordinates":[0,20,19119,46080],"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}