{"id":"S85128612","label":"Street-railroads--Safety appliances","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85128612","normalized_label":"street-railroads--safety appliances","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85128612","provider":"lcsh","revision":"432f3d572b3cbbb2","taxonomy_revision":"f050b5d4780b1289","title":"Street-railroads--Safety appliances","url":"/topics/S85128612","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9513924874763372096","address_version":"morton4x16-v1","coordinates":[0,20,19414,36864],"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}