{"id":"S85002576","label":"Air--Pollution--Experiments","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85002576","normalized_label":"air--pollution--experiments","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85002576","provider":"lcsh","revision":"17c0e3b9bb188561","taxonomy_revision":"f050b5d4780b1289","title":"Air--Pollution--Experiments","url":"/topics/S85002576","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864695526505973252","address_version":"morton4x16-v1","coordinates":[0,20,17445,16384],"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}