{"id":"S2003005847","label":"Sodium carbonate","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2003005847","normalized_label":"sodium carbonate","broader":["http://id.loc.gov/authorities/subjects/sh85020136","http://id.loc.gov/authorities/subjects/sh85124270"],"aliases":["Sal soda","Soda (Sodium carbonate)","Soda ash","Washing soda"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2003005847","provider":"lcsh","revision":"853aab157dd79768","taxonomy_revision":"f050b5d4780b1289","title":"Sodium carbonate","url":"/topics/S2003005847","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5190622898397783618","address_version":"morton4x16-v1","coordinates":[0,477,36294,23552],"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}