{"id":"S2020001083","label":"Paleoecology--Oligocene","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2020001083","normalized_label":"paleoecology--oligocene","broader":["http://id.loc.gov/authorities/subjects/sh2020001084"],"aliases":["Oligocene Epoch"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2020001083","provider":"lcsh","revision":"999f83b398037c4a","taxonomy_revision":"f050b5d4780b1289","title":"Paleoecology--Oligocene","url":"/topics/S2020001083","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14448893708057445378","address_version":"morton4x16-v1","coordinates":[0,481,39700,60416],"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}