{"id":"S2023000207-781","label":"Ontario--Rideau Canal National Historic Site","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2023000207-781","normalized_label":"ontario--rideau canal national historic site","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2023000207-781","provider":"lcsh","revision":"7dbf191767dd8fe5","taxonomy_revision":"f050b5d4780b1289","title":"Ontario--Rideau Canal National Historic Site","url":"/topics/S2023000207-781","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"327787274632726752","address_version":"morton4x16-v1","coordinates":[0,482,21026,16142],"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}