{"id":"S85139017","label":"Twelve-tone system","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85139017","normalized_label":"twelve-tone system","broader":["http://id.loc.gov/authorities/subjects/sh98000308"],"aliases":["Dodecaphonic system","Twelve-note composition","Twelve-note system","Twelve-tone technique"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85139017","provider":"lcsh","revision":"16a9e11c9d5db82d","taxonomy_revision":"f050b5d4780b1289","title":"Twelve-tone system","url":"/topics/S85139017","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"324342736126099972","address_version":"morton4x16-v1","coordinates":[0,20,19577,9216],"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}