{"id":"S95003012","label":"Water--Purification--Diatomaceous earth filtration","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh95003012","normalized_label":"water--purification--diatomaceous earth filtration","broader":["http://id.loc.gov/authorities/subjects/sh85145485"],"aliases":["Diatomaceous earth filtration","Water--Diatomaceous earth filtration"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh95003012","provider":"lcsh","revision":"8fd37c66efabd2a1","taxonomy_revision":"f050b5d4780b1289","title":"Water--Purification--Diatomaceous earth filtration","url":"/topics/S95003012","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4631956890748847712","address_version":"morton4x16-v1","coordinates":[0,22,42630,4096],"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}