{"id":"S2005004986","label":"Aluminum smelting","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2005004986","normalized_label":"aluminum smelting","broader":["http://id.loc.gov/authorities/subjects/sh85123636"],"aliases":["Aluminum ores--Smelting"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2005004986","provider":"lcsh","revision":"cab6d482dc6113be","taxonomy_revision":"f050b5d4780b1289","title":"Aluminum smelting","url":"/topics/S2005004986","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9836007024071172704","address_version":"morton4x16-v1","coordinates":[0,478,1994,59392],"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}