{"id":"S85068153","label":"Iron age","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85068153","normalized_label":"iron age","broader":["http://id.loc.gov/authorities/subjects/sh85026423"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85068153","provider":"lcsh","revision":"ccbd1506773b2754","taxonomy_revision":"f050b5d4780b1289","title":"Iron age","url":"/topics/S85068153","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10124171127170401796","address_version":"morton4x16-v1","coordinates":[0,20,18469,58368],"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}