{"id":"S86005757","label":"Furnaces--Conversion to natural gas","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh86005757","normalized_label":"furnaces--conversion to natural gas","broader":["http://id.loc.gov/authorities/subjects/sh85053223"],"aliases":["Conversion of furnaces to natural gas"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh86005757","provider":"lcsh","revision":"a6dd12b9212e4c12","taxonomy_revision":"f050b5d4780b1289","title":"Furnaces--Conversion to natural gas","url":"/topics/S86005757","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14449808217758647876","address_version":"morton4x16-v1","coordinates":[0,20,33119,62464],"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}