{"id":"S85009297","label":"Atmospheric radon","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85009297","normalized_label":"atmospheric radon","broader":["http://id.loc.gov/authorities/subjects/sh85009280","http://id.loc.gov/authorities/subjects/sh85009296","http://id.loc.gov/authorities/subjects/sh85110814"],"aliases":["Air--Radon content"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85009297","provider":"lcsh","revision":"6e1c1aa8d1cdf5ef","taxonomy_revision":"f050b5d4780b1289","title":"Atmospheric radon","url":"/topics/S85009297","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864704323668559424","address_version":"morton4x16-v1","coordinates":[0,20,17550,17408],"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}