{"id":"S87003592","label":"Extinct cities--Vietnam","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh87003592","normalized_label":"extinct cities--vietnam","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh87003592","provider":"lcsh","revision":"35af42ede07063a9","taxonomy_revision":"f050b5d4780b1289","title":"Extinct cities--Vietnam","url":"/topics/S87003592","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4666930155598513732","address_version":"morton4x16-v1","coordinates":[0,20,48711,8192],"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}