{"id":"S2010114688","label":"Steam-boilers--Congresses","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2010114688","normalized_label":"steam-boilers--congresses","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2010114688","provider":"lcsh","revision":"0945feb52a98a519","taxonomy_revision":"f050b5d4780b1289","title":"Steam-boilers--Congresses","url":"/topics/S2010114688","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"19215367503241826","address_version":"morton4x16-v1","coordinates":[0,479,16298,0],"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}