{"id":"S2017000251","label":"Marie Byrd Land (Antarctica)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2017000251","normalized_label":"marie byrd land (antarctica)","broader":["http://id.loc.gov/authorities/subjects/sh85068499"],"aliases":["Byrd Land (Antarctica)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2017000251","provider":"lcsh","revision":"c88db1b96efbad5d","taxonomy_revision":"f050b5d4780b1289","title":"Marie Byrd Land (Antarctica)","url":"/topics/S2017000251","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14753942215212418048","address_version":"morton4x16-v1","coordinates":[0,480,58348,60416],"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}