{"id":"S92000507","label":"Railroad bridges--West Virginia","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh92000507","normalized_label":"railroad bridges--west virginia","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh92000507","provider":"lcsh","revision":"18400dacd3b8057d","taxonomy_revision":"f050b5d4780b1289","title":"Railroad bridges--West Virginia","url":"/topics/S92000507","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14754016971762827846","address_version":"morton4x16-v1","coordinates":[0,21,61251,60416],"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}