{"id":"S85134187","label":"Tetrachlorodibenzodioxin","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85134187","normalized_label":"tetrachlorodibenzodioxin","broader":["http://id.loc.gov/authorities/subjects/sh85002177","http://id.loc.gov/authorities/subjects/sh90001396"],"aliases":["Agent Orange contaminant","Dioxin (Herbicide contaminant)","TCDBD (Herbicide contaminant)","TCDD (Herbicide contaminant)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85134187","provider":"lcsh","revision":"4401c943c1f5c0df","taxonomy_revision":"f050b5d4780b1289","title":"Tetrachlorodibenzodioxin","url":"/topics/S85134187","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9547855510401861124","address_version":"morton4x16-v1","coordinates":[0,20,19501,44032],"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}