{"id":"S85052511","label":"Furnaces","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85052511","normalized_label":"furnaces","broader":["http://id.loc.gov/authorities/subjects/sh85059822","http://id.loc.gov/authorities/subjects/sh85127645"],"aliases":["Steam-boilers--Furnaces"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85052511","provider":"lcsh","revision":"911de6ffeb8a0417","taxonomy_revision":"f050b5d4780b1289","title":"Furnaces","url":"/topics/S85052511","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"903125948978037252","address_version":"morton4x16-v1","coordinates":[0,20,18225,31744],"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}