{"id":"S85048980","label":"Flame hardening","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85048980","normalized_label":"flame hardening","broader":["http://id.loc.gov/authorities/subjects/sh85084205","http://id.loc.gov/authorities/subjects/sh85130722"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85048980","provider":"lcsh","revision":"456efb85c49bbf58","taxonomy_revision":"f050b5d4780b1289","title":"Flame hardening","url":"/topics/S85048980","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"866947602338693696","address_version":"morton4x16-v1","coordinates":[0,20,18170,20480],"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}