{"id":"S85135836","label":"Tokamaks","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85135836","normalized_label":"tokamaks","broader":["http://id.loc.gov/authorities/subjects/sh2004001481","http://id.loc.gov/authorities/subjects/sh85052597"],"aliases":["Tokamak devices"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85135836","provider":"lcsh","revision":"24bbe166687707cd","taxonomy_revision":"f050b5d4780b1289","title":"Tokamaks","url":"/topics/S85135836","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"903046492145714756","address_version":"morton4x16-v1","coordinates":[0,20,19527,28672],"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}