{"id":"S85042744","label":"Emergency lighting","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85042744","normalized_label":"emergency lighting","broader":["http://id.loc.gov/authorities/subjects/sh85076925"],"aliases":["Lighting, Emergency"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85042744","provider":"lcsh","revision":"9274a87dacb3ac07","taxonomy_revision":"f050b5d4780b1289","title":"Emergency lighting","url":"/topics/S85042744","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10124096636327444992","address_version":"morton4x16-v1","coordinates":[0,20,18072,57344],"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}