{"id":"S2013000747","label":"Barium cuprate","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2013000747","normalized_label":"barium cuprate","broader":["http://id.loc.gov/authorities/subjects/sh85011856","http://id.loc.gov/authorities/subjects/sh85032384"],"aliases":["Barium copper oxide"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2013000747","provider":"lcsh","revision":"7c8b45639ba47896","taxonomy_revision":"f050b5d4780b1289","title":"Barium cuprate","url":"/topics/S2013000747","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14177556229693776418","address_version":"morton4x16-v1","coordinates":[0,479,61392,44032],"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}