{"id":"S85087801","label":"Mountain railroads","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85087801","normalized_label":"mountain railroads","broader":["http://id.loc.gov/authorities/subjects/sh85110904"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85087801","provider":"lcsh","revision":"f0cbaae3b811f546","taxonomy_revision":"f050b5d4780b1289","title":"Mountain railroads","url":"/topics/S85087801","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10124171144413463040","address_version":"morton4x16-v1","coordinates":[0,20,18776,58368],"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}