{"id":"S85110879","label":"Railroad law","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85110879","normalized_label":"railroad law","broader":["http://id.loc.gov/authorities/subjects/sh85030624","http://id.loc.gov/authorities/subjects/sh85032912"],"aliases":["Government regulation of railroads","Law, Railroad","Railroads--Law and legislation"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85110879","provider":"lcsh","revision":"259134c58837b5e6","taxonomy_revision":"f050b5d4780b1289","title":"Railroad law","url":"/topics/S85110879","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"903191903632228868","address_version":"morton4x16-v1","coordinates":[0,20,19137,31744],"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}