{"id":"S87000562","label":"Automobiles--Air disc brakes","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh87000562","normalized_label":"automobiles--air disc brakes","broader":["http://id.loc.gov/authorities/subjects/sh85002604","http://id.loc.gov/authorities/subjects/sh85010244"],"aliases":["Air disc brakes for automobiles"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh87000562","provider":"lcsh","revision":"76695596229f4009","taxonomy_revision":"f050b5d4780b1289","title":"Automobiles--Air disc brakes","url":"/topics/S87000562","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14430874885159257668","address_version":"morton4x16-v1","coordinates":[0,20,48663,51200],"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}