{"id":"S93000826","label":"Active galactic nuclei","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh93000826","normalized_label":"active galactic nuclei","broader":["http://id.loc.gov/authorities/subjects/sh85052746","http://id.loc.gov/authorities/subjects/sh86000789"],"aliases":["AGNs (Astronomy)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh93000826","provider":"lcsh","revision":"8d28199cc4bfccba","taxonomy_revision":"f050b5d4780b1289","title":"Active galactic nuclei","url":"/topics/S93000826","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9854091489033191972","address_version":"morton4x16-v1","coordinates":[0,22,11345,59392],"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}