{"id":"S2023000208","label":"Merrickville Blockhouse National Historic Site (Merrickville, Ont.)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2023000208","normalized_label":"merrickville blockhouse national historic site (merrickville, ont.)","broader":["http://id.loc.gov/authorities/subjects/sh00007011","http://id.loc.gov/authorities/subjects/sh85050957","http://id.loc.gov/authorities/subjects/sh89001139"],"aliases":["Merrickville Blockhouse National Historic Site of Canada (Merrickville, Ont.)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2023000208","provider":"lcsh","revision":"76b9c03aae334bd3","taxonomy_revision":"f050b5d4780b1289","title":"Merrickville Blockhouse National Historic Site (Merrickville, Ont.)","url":"/topics/S2023000208","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"865817312406536288","address_version":"morton4x16-v1","coordinates":[0,482,21026,16384],"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}