{"id":"S85127809","label":"Steel alloys","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85127809","normalized_label":"steel alloys","broader":["http://id.loc.gov/authorities/subjects/sh85003721"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85127809","provider":"lcsh","revision":"476d504035d261f6","taxonomy_revision":"f050b5d4780b1289","title":"Steel alloys","url":"/topics/S85127809","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"288309834187686464","address_version":"morton4x16-v1","coordinates":[0,20,19402,1024],"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}