{"id":"S99005188","label":"Airplanes--Disc brakes","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh99005188","normalized_label":"airplanes--disc brakes","broader":["http://id.loc.gov/authorities/subjects/sh85002791"],"aliases":["Airplane disc brakes","Airplane disk brakes","Airplanes--Disk brakes","Disc brakes for airplanes","Disk brakes for airplanes"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh99005188","provider":"lcsh","revision":"62ff43b869a77397","taxonomy_revision":"f050b5d4780b1289","title":"Airplanes--Disc brakes","url":"/topics/S99005188","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4615134362911000098","address_version":"morton4x16-v1","coordinates":[0,23,39628,4096],"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}