{"id":"S85002964","label":"Airport buildings--Soundproofing","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85002964","normalized_label":"airport buildings--soundproofing","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85002964","provider":"lcsh","revision":"5ec36f4c9078491e","taxonomy_revision":"f050b5d4780b1289","title":"Airport buildings--Soundproofing","url":"/topics/S85002964","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"866947326319673924","address_version":"morton4x16-v1","coordinates":[0,20,17451,20480],"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}