{"id":"S85019319","label":"Canada--History--19th century","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85019319","normalized_label":"canada--history--19th century","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85019319","provider":"lcsh","revision":"3eec5335b04a43e6","taxonomy_revision":"f050b5d4780b1289","title":"Canada--History--19th century","url":"/topics/S85019319","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090468913935696448","address_version":"morton4x16-v1","coordinates":[0,20,17706,56320],"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}