{"id":"S2010010940","label":"Steel--Carbon content","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2010010940","normalized_label":"steel--carbon content","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2010010940","provider":"lcsh","revision":"7b73242cf7fed630","taxonomy_revision":"f050b5d4780b1289","title":"Steel--Carbon content","url":"/topics/S2010010940","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9857324079559091746","address_version":"morton4x16-v1","coordinates":[0,479,14676,61440],"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}