{"id":"S85114750","label":"Rocks--Acoustic properties","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85114750","normalized_label":"rocks--acoustic properties","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85114750","provider":"lcsh","revision":"4596dcc750a90bf0","taxonomy_revision":"f050b5d4780b1289","title":"Rocks--Acoustic properties","url":"/topics/S85114750","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10126555144398456324","address_version":"morton4x16-v1","coordinates":[0,20,19197,63488],"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}