{"id":"S85028117","label":"Collective labor agreements--Air traffic controllers","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85028117","normalized_label":"collective labor agreements--air traffic controllers","broader":[],"aliases":["Air traffic controllers--Collective labor agreements"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85028117","provider":"lcsh","revision":"1cdaa6ecd7df1dc7","taxonomy_revision":"f050b5d4780b1289","title":"Collective labor agreements--Air traffic controllers","url":"/topics/S85028117","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"866956140666553856","address_version":"morton4x16-v1","coordinates":[0,20,17844,21504],"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}