{"id":"S85023109-781","label":"Chesapeake and Ohio Canal National Historical Park","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85023109-781","normalized_label":"chesapeake and ohio canal national historical park","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85023109-781","provider":"lcsh","revision":"5cc8b6cf800f2018","taxonomy_revision":"f050b5d4780b1289","title":"Chesapeake and Ohio Canal National Historical Park","url":"/topics/S85023109-781","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290495971471822528","address_version":"morton4x16-v1","coordinates":[0,20,17766,5902],"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}