{"id":"S85054048","label":"Geology--Periodicity","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85054048","normalized_label":"geology--periodicity","broader":["http://id.loc.gov/authorities/subjects/sh85035062"],"aliases":["Geological cycles","Geological periodicity"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85054048","provider":"lcsh","revision":"7bbb8b76cb84e4db","taxonomy_revision":"f050b5d4780b1289","title":"Geology--Periodicity","url":"/topics/S85054048","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9511607103178031620","address_version":"morton4x16-v1","coordinates":[0,20,18249,32768],"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}