{"id":"S85048886","label":"Fission gases","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85048886","normalized_label":"fission gases","broader":["http://id.loc.gov/authorities/subjects/sh85048887","http://id.loc.gov/authorities/subjects/sh85053380"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85048886","provider":"lcsh","revision":"7b95ab52882fc3c4","taxonomy_revision":"f050b5d4780b1289","title":"Fission gases","url":"/topics/S85048886","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090460376681824768","address_version":"morton4x16-v1","coordinates":[0,20,18168,55296],"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}