{"id":"S92001797","label":"Nineteen eighty-nine, A.D.","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh92001797","normalized_label":"nineteen eighty-nine, a.d.","broader":["http://id.loc.gov/authorities/subjects/sh96005522"],"aliases":["1989 A.D.","Nineteen hundred eighty-nine, A.D.","Year nineteen eighty-nine, A.D."],"source_identifier":"http://id.loc.gov/authorities/subjects/sh92001797","provider":"lcsh","revision":"a1d5f1b22a5c9a51","taxonomy_revision":"f050b5d4780b1289","title":"Nineteen eighty-nine, A.D.","url":"/topics/S92001797","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4920266447911272962","address_version":"morton4x16-v1","coordinates":[0,21,61272,5120],"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}