{"id":"S85092069","label":"Nitrogen compounds","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85092069","normalized_label":"nitrogen compounds","broader":["http://id.loc.gov/authorities/subjects/sh85022963"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85092069","provider":"lcsh","revision":"edeccfe2a790d23a","taxonomy_revision":"f050b5d4780b1289","title":"Nitrogen compounds","url":"/topics/S85092069","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9513933395911393860","address_version":"morton4x16-v1","coordinates":[0,20,18843,37888],"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}