{"id":"S85120489","label":"Sewage--Purification--Ozonization","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85120489","normalized_label":"sewage--purification--ozonization","broader":["http://id.loc.gov/authorities/subjects/sh85096395"],"aliases":["Sewage--Ozonization"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85120489","provider":"lcsh","revision":"449836e7df56cf92","taxonomy_revision":"f050b5d4780b1289","title":"Sewage--Purification--Ozonization","url":"/topics/S85120489","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9547710666987931204","address_version":"morton4x16-v1","coordinates":[0,20,19287,41984],"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}