{"id":"S2003005899","label":"Fenton's reagent","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2003005899","normalized_label":"fenton's reagent","broader":["http://id.loc.gov/authorities/subjects/sh85022957"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2003005899","provider":"lcsh","revision":"9dfb166717c49227","taxonomy_revision":"f050b5d4780b1289","title":"Fenton's reagent","url":"/topics/S2003005899","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4647939143299638854","address_version":"morton4x16-v1","coordinates":[0,477,36295,11264],"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}