{"id":"S88002002","label":"Paleobotany--Proterozoic","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88002002","normalized_label":"paleobotany--proterozoic","broader":["http://id.loc.gov/authorities/subjects/sh85097047"],"aliases":["Agnotozoic","Algonkian","Proterozoic Era"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88002002","provider":"lcsh","revision":"8bec69ec82cdd29d","taxonomy_revision":"f050b5d4780b1289","title":"Paleobotany--Proterozoic","url":"/topics/S88002002","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5495728843593745988","address_version":"morton4x16-v1","coordinates":[0,20,64311,18432],"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}