{"id":"S85112272","label":"Refractory transition metal compounds","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85112272","normalized_label":"refractory transition metal compounds","broader":["http://id.loc.gov/authorities/subjects/sh85022006","http://id.loc.gov/authorities/subjects/sh85112269","http://id.loc.gov/authorities/subjects/sh85136949"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85112272","provider":"lcsh","revision":"c604fc0a7ff7356f","taxonomy_revision":"f050b5d4780b1289","title":"Refractory transition metal compounds","url":"/topics/S85112272","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864761773218465348","address_version":"morton4x16-v1","coordinates":[0,20,19159,16384],"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}