{"id":"S85000248","label":"Absorption of sound","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85000248","normalized_label":"absorption of sound","broader":["http://id.loc.gov/authorities/subjects/sh85125363"],"aliases":["Sound absorption","Sound--Absorption"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85000248","provider":"lcsh","revision":"581507be3b5d4265","taxonomy_revision":"f050b5d4780b1289","title":"Absorption of sound","url":"/topics/S85000248","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10124096360375517696","address_version":"morton4x16-v1","coordinates":[0,20,17408,57344],"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}