{"id":"S85084039","label":"Metal catalysts","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85084039","normalized_label":"metal catalysts","broader":["http://id.loc.gov/authorities/subjects/sh85020940"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85084039","provider":"lcsh","revision":"0b54023a54c15239","taxonomy_revision":"f050b5d4780b1289","title":"Metal catalysts","url":"/topics/S85084039","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290702095471232576","address_version":"morton4x16-v1","coordinates":[0,20,18718,7168],"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}