{"id":"S85052597","label":"Fusion reactors","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85052597","normalized_label":"fusion reactors","broader":["http://id.loc.gov/authorities/subjects/sh85031660","http://id.loc.gov/authorities/subjects/sh85093071"],"aliases":["Controlled fusion reactors","Controlled thermonuclear reactors","Thermonuclear reactors, Controlled"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85052597","provider":"lcsh","revision":"72b63d8f3b51d776","taxonomy_revision":"f050b5d4780b1289","title":"Fusion reactors","url":"/topics/S85052597","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090328451325493824","address_version":"morton4x16-v1","coordinates":[0,20,18226,54272],"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}