{"id":"S91005913","label":"Formations (Geology)--Antarctica","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh91005913","normalized_label":"formations (geology)--antarctica","broader":[],"aliases":["Formations (Geology)--Antarctic regions"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh91005913","provider":"lcsh","revision":"81bd2a0582fe1da7","taxonomy_revision":"f050b5d4780b1289","title":"Formations (Geology)--Antarctica","url":"/topics/S91005913","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5243324938210920006","address_version":"morton4x16-v1","coordinates":[0,21,45711,25600],"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}