{"id":"S89000311","label":"Tunnels--Japan","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh89000311","normalized_label":"tunnels--japan","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh89000311","provider":"lcsh","revision":"a1652fe2483e4d47","taxonomy_revision":"f050b5d4780b1289","title":"Tunnels--Japan","url":"/topics/S89000311","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9821444789718091270","address_version":"morton4x16-v1","coordinates":[0,21,14373,56320],"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}