{"id":"S94004028","label":"Displacement ventilation","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh94004028","normalized_label":"displacement ventilation","broader":["http://id.loc.gov/authorities/subjects/sh85142747"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh94004028","provider":"lcsh","revision":"654e02a0e3e89719","taxonomy_revision":"f050b5d4780b1289","title":"Displacement ventilation","url":"/topics/S94004028","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10144428547649979936","address_version":"morton4x16-v1","coordinates":[0,22,27020,61440],"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}