{"id":"S85110943","label":"Railroads--Cost of operation","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85110943","normalized_label":"railroads--cost of operation","broader":["http://id.loc.gov/authorities/subjects/sh85110970"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85110943","provider":"lcsh","revision":"9952a0018423f6a6","taxonomy_revision":"f050b5d4780b1289","title":"Railroads--Cost of operation","url":"/topics/S85110943","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"903191903632228928","address_version":"morton4x16-v1","coordinates":[0,20,19138,31744],"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}