{"id":"S2020000871-781","label":"Montana--Tullock Formation","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2020000871-781","normalized_label":"montana--tullock formation","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2020000871-781","provider":"lcsh","revision":"83f66a503fa8dcc3","taxonomy_revision":"f050b5d4780b1289","title":"Montana--Tullock Formation","url":"/topics/S2020000871-781","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13838656542664329350","address_version":"morton4x16-v1","coordinates":[0,481,39697,40718],"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}