{"id":"S85142747","label":"Ventilation","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85142747","normalized_label":"ventilation","broader":["http://id.loc.gov/authorities/subjects/sh85017770","http://id.loc.gov/authorities/subjects/sh85017778"],"aliases":["Buildings--Heating and ventilation","Buildings--Ventilation","Ventilating"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85142747","provider":"lcsh","revision":"17439dd9f6f3d681","taxonomy_revision":"f050b5d4780b1289","title":"Ventilation","url":"/topics/S85142747","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900944226924495428","address_version":"morton4x16-v1","coordinates":[0,20,19635,27648],"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}