{"id":"S85127762","label":"Steel--Heat treatment","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85127762","normalized_label":"steel--heat treatment","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85127762","provider":"lcsh","revision":"d2b78e3a5a0142cf","taxonomy_revision":"f050b5d4780b1289","title":"Steel--Heat treatment","url":"/topics/S85127762","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864902527886443012","address_version":"morton4x16-v1","coordinates":[0,20,19401,18432],"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}