{"id":"S93002952","label":"Nanaga Formation (South Africa)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh93002952","normalized_label":"nanaga formation (south africa)","broader":["http://id.loc.gov/authorities/subjects/sh85054108","http://id.loc.gov/authorities/subjects/sh85054109","http://id.loc.gov/authorities/subjects/sh90000358"],"aliases":["Nanaga Sand and Limestone Formation (South Africa)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh93002952","provider":"lcsh","revision":"170a77dfedfdff55","taxonomy_revision":"f050b5d4780b1289","title":"Nanaga Formation (South Africa)","url":"/topics/S93002952","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"54117962390831716","address_version":"morton4x16-v1","coordinates":[0,22,11379,8192],"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}