{"id":"S85002710","label":"Air traffic controllers","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85002710","normalized_label":"air traffic controllers","broader":[],"aliases":["Controllers, Air traffic","Traffic controllers, Air"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85002710","provider":"lcsh","revision":"f3b62c8a0c178f0d","taxonomy_revision":"f050b5d4780b1289","title":"Air traffic controllers","url":"/topics/S85002710","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"867088063808013892","address_version":"morton4x16-v1","coordinates":[0,20,17447,22528],"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}