{"id":"S85028839","label":"Combustion engineering","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85028839","normalized_label":"combustion engineering","broader":["http://id.loc.gov/authorities/subjects/sh85059775"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85028839","provider":"lcsh","revision":"5f55ed289272675a","taxonomy_revision":"f050b5d4780b1289","title":"Combustion engineering","url":"/topics/S85028839","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9514008162706277956","address_version":"morton4x16-v1","coordinates":[0,20,17855,39936],"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}