{"id":"S99013803","label":"Drinking water--Arsenic content","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh99013803","normalized_label":"drinking water--arsenic content","broader":["http://id.loc.gov/authorities/subjects/sh85007449","http://id.loc.gov/authorities/subjects/sh85039600"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh99013803","provider":"lcsh","revision":"3f93a9c0fb6d4337","taxonomy_revision":"f050b5d4780b1289","title":"Drinking water--Arsenic content","url":"/topics/S99013803","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13872432946658804322","address_version":"morton4x16-v1","coordinates":[0,23,39762,44032],"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}