{"id":"S85092983","label":"Nuclear fission","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85092983","normalized_label":"nuclear fission","broader":["http://id.loc.gov/authorities/subjects/sh85093069"],"aliases":["Fission, Nuclear"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85092983","provider":"lcsh","revision":"e290a1581bc64e40","taxonomy_revision":"f050b5d4780b1289","title":"Nuclear fission","url":"/topics/S85092983","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090534885707104772","address_version":"morton4x16-v1","coordinates":[0,20,18857,56320],"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}