{"id":"S87006288","label":"Chattanooga Shale","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh87006288","normalized_label":"chattanooga shale","broader":["http://id.loc.gov/authorities/subjects/sh85054093","http://id.loc.gov/authorities/subjects/sh85054100","http://id.loc.gov/authorities/subjects/sh87006289"],"aliases":["Chattanooga Formation"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh87006288","provider":"lcsh","revision":"2f86acea29aff856","taxonomy_revision":"f050b5d4780b1289","title":"Chattanooga Shale","url":"/topics/S87006288","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5207362110887428612","address_version":"morton4x16-v1","coordinates":[0,20,48753,16384],"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}