{"id":"S93003966","label":"Underwater tunnels--Virginia","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh93003966","normalized_label":"underwater tunnels--virginia","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh93003966","provider":"lcsh","revision":"6fadcca357dc40ef","taxonomy_revision":"f050b5d4780b1289","title":"Underwater tunnels--Virginia","url":"/topics/S93003966","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9856343289853248096","address_version":"morton4x16-v1","coordinates":[0,22,11394,63488],"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}