{"id":"S2010013959","label":"Sludge metal (Music)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2010013959","normalized_label":"sludge metal (music)","broader":["http://id.loc.gov/authorities/subjects/sh85059850"],"aliases":["Sludge (Music)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2010013959","provider":"lcsh","revision":"4b796bc41c62e19c","taxonomy_revision":"f050b5d4780b1289","title":"Sludge metal (Music)","url":"/topics/S2010013959","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"21612027969676834","address_version":"morton4x16-v1","coordinates":[0,479,14724,7168],"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}