{"id":"S98006430","label":"Volcanic fields","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh98006430","normalized_label":"volcanic fields","broader":["http://id.loc.gov/authorities/subjects/sh85144255"],"aliases":["Ash fields","Lava fields"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh98006430","provider":"lcsh","revision":"abc2a9851730c454","taxonomy_revision":"f050b5d4780b1289","title":"Volcanic fields","url":"/topics/S98006430","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"904313147794785890","address_version":"morton4x16-v1","coordinates":[0,23,24022,30720],"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}