{"id":"S2009008152","label":"Kyshtym Tragedy, Russia, 1957","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009008152","normalized_label":"kyshtym tragedy, russia, 1957","broader":["http://id.loc.gov/authorities/subjects/sh2009009270"],"aliases":["Kishtims Tragedy, Russia, 1957","Kyshtitym Disaster, Russia, 1957","Mayak Disaster, Russia, 1957"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009008152","provider":"lcsh","revision":"52845b8316893196","taxonomy_revision":"f050b5d4780b1289","title":"Kyshtym Tragedy, Russia, 1957","url":"/topics/S2009008152","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5531621018273194528","address_version":"morton4x16-v1","coordinates":[0,478,64544,24576],"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}