{"id":"S2002000554","label":"Driver assistance systems","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2002000554","normalized_label":"driver assistance systems","broader":["http://id.loc.gov/authorities/subjects/sh2015002635","http://id.loc.gov/authorities/subjects/sh85010253"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2002000554","provider":"lcsh","revision":"0cf9fb5011d00559","taxonomy_revision":"f050b5d4780b1289","title":"Driver assistance systems","url":"/topics/S2002000554","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9548897856652468802","address_version":"morton4x16-v1","coordinates":[0,477,20586,43008],"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}