{"id":"S88002003","label":"Paleontology--Proterozoic","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88002003","normalized_label":"paleontology--proterozoic","broader":["http://id.loc.gov/authorities/subjects/sh85097143"],"aliases":["Agnotozoic","Algonkian","Proterozoic Era"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88002003","provider":"lcsh","revision":"4a9858062940c2ee","taxonomy_revision":"f050b5d4780b1289","title":"Paleontology--Proterozoic","url":"/topics/S88002003","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5495737639686768196","address_version":"morton4x16-v1","coordinates":[0,20,64311,19456],"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}