{"id":"S2009007892","label":"Formations (Geology)--Appalachian Mountains","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009007892","normalized_label":"formations (geology)--appalachian mountains","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009007892","provider":"lcsh","revision":"ae4af1ef298bc9c6","taxonomy_revision":"f050b5d4780b1289","title":"Formations (Geology)--Appalachian Mountains","url":"/topics/S2009007892","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5497844021064001056","address_version":"morton4x16-v1","coordinates":[0,478,64540,20480],"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}