{"id":"S90001254","label":"Avant-garde (Music)","description":"This heading is assigned to works about music in which the music is described as avant-garde or experimental.","source_url":"https://id.loc.gov/authorities/subjects/sh90001254","normalized_label":"avant-garde (music)","broader":["http://id.loc.gov/authorities/subjects/sh85010494"],"aliases":["Experimental music","Musical avant-garde"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh90001254","provider":"lcsh","revision":"a103e2f3a32f5200","taxonomy_revision":"f050b5d4780b1289","title":"Avant-garde (Music)","url":"/topics/S90001254","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9533139663955838470","address_version":"morton4x16-v1","coordinates":[0,21,30013,38912],"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}