{"id":"S2009010884","label":"Geology, Stratigraphic--Pre-Quaternary","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009010884","normalized_label":"geology, stratigraphic--pre-quaternary","broader":[],"aliases":["Geology, Stratigraphic--Prequaternary","Pre-Quaternary Period","Prequaternary Period"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009010884","provider":"lcsh","revision":"8c59320acd91a2b8","taxonomy_revision":"f050b5d4780b1289","title":"Geology, Stratigraphic--Pre-Quaternary","url":"/topics/S2009010884","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4921383268827423332","address_version":"morton4x16-v1","coordinates":[0,478,64587,4096],"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}