{"id":"S90001537","label":"Powder River Basin (Wyo. and Mont.)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh90001537","normalized_label":"powder river basin (wyo. and mont.)","broader":["http://id.loc.gov/authorities/subjects/sh90001538","http://id.loc.gov/authorities/subjects/sh90001539"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh90001537","provider":"lcsh","revision":"f7c38cf3f071e330","taxonomy_revision":"f050b5d4780b1289","title":"Powder River Basin (Wyo. and Mont.)","url":"/topics/S90001537","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"307383885954679362","address_version":"morton4x16-v1","coordinates":[0,21,30018,1024],"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}