{"id":"S85002687","label":"Air quality indexes","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85002687","normalized_label":"air quality indexes","broader":["http://id.loc.gov/authorities/subjects/sh91004694"],"aliases":["Air pollution indexes"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85002687","provider":"lcsh","revision":"35a479e5fef40f67","taxonomy_revision":"f050b5d4780b1289","title":"Air quality indexes","url":"/topics/S85002687","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10126497693774775872","address_version":"morton4x16-v1","coordinates":[0,20,17446,64512],"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}