{"id":"S98007621","label":"Automobiles--Collision avoidance systems","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh98007621","normalized_label":"automobiles--collision avoidance systems","broader":["http://id.loc.gov/authorities/subjects/sh2002000554","http://id.loc.gov/authorities/subjects/sh85010361"],"aliases":["Automobiles--Collision warning systems","Collision avoidance systems in automobiles"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh98007621","provider":"lcsh","revision":"159174f3f2077884","taxonomy_revision":"f050b5d4780b1289","title":"Automobiles--Collision avoidance systems","url":"/topics/S98007621","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"291691657081012774","address_version":"morton4x16-v1","coordinates":[0,23,24041,5120],"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}