{"id":"S85005493","label":"Antarctica--Discovery and exploration","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85005493","normalized_label":"antarctica--discovery and exploration","broader":[],"aliases":["Antarctic expeditions","Expeditions, Antarctic"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85005493","provider":"lcsh","revision":"e4eb5b6903b981ab","taxonomy_revision":"f050b5d4780b1289","title":"Antarctica--Discovery and exploration","url":"/topics/S85005493","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090328159330632256","address_version":"morton4x16-v1","coordinates":[0,20,17490,54272],"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}