{"id":"S89002187-781","label":"Appalachian Basin","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh89002187-781","normalized_label":"appalachian basin","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh89002187-781","provider":"lcsh","revision":"110bfc7a98475a34","taxonomy_revision":"f050b5d4780b1289","title":"Appalachian Basin","url":"/topics/S89002187-781","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"55389581943671494","address_version":"morton4x16-v1","coordinates":[0,21,14403,12046],"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}