{"id":"S85053272","label":"Gas appliances--Vents","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85053272","normalized_label":"gas appliances--vents","broader":["http://id.loc.gov/authorities/subjects/sh85049370"],"aliases":["Gas appliance vent systems","Gas appliances--Flues","Gas vents","Vents (Gas appliances)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85053272","provider":"lcsh","revision":"c59d3e6be8e9dc90","taxonomy_revision":"f050b5d4780b1289","title":"Gas appliances--Vents","url":"/topics/S85053272","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900724615582991876","address_version":"morton4x16-v1","coordinates":[0,20,18237,24576],"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}