{"id":"S2020006267","label":"Carbon nitride","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2020006267","normalized_label":"carbon nitride","broader":["http://id.loc.gov/authorities/subjects/sh85020102","http://id.loc.gov/authorities/subjects/sh85092049"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2020006267","provider":"lcsh","revision":"383b3176fe630615","taxonomy_revision":"f050b5d4780b1289","title":"Carbon nitride","url":"/topics/S2020006267","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14448893708128486406","address_version":"morton4x16-v1","coordinates":[0,481,39781,60416],"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}