{"id":"S2007007304","label":"Hatfield Tunnel (England)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007007304","normalized_label":"hatfield tunnel (england)","broader":["http://id.loc.gov/authorities/subjects/sh89006201"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007007304","provider":"lcsh","revision":"6bcaf2bf07a9aca8","taxonomy_revision":"f050b5d4780b1289","title":"Hatfield Tunnel (England)","url":"/topics/S2007007304","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4647715099484758564","address_version":"morton4x16-v1","coordinates":[0,478,33281,8192],"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}