{"id":"S86001350","label":"Boron nitride","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh86001350","normalized_label":"boron nitride","broader":["http://id.loc.gov/authorities/subjects/sh85092049","http://id.loc.gov/authorities/subjects/sh89002772"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh86001350","provider":"lcsh","revision":"ad8bd225d0cd9642","taxonomy_revision":"f050b5d4780b1289","title":"Boron nitride","url":"/topics/S86001350","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4614078572909707844","address_version":"morton4x16-v1","coordinates":[0,20,33051,6144],"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}