{"id":"S85111638","label":"Reactor moderators","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85111638","normalized_label":"reactor moderators","broader":[],"aliases":["Moderators, Nuclear reactor","Nuclear reactors--Moderators"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85111638","provider":"lcsh","revision":"28cc57c62e43f2f5","taxonomy_revision":"f050b5d4780b1289","title":"Reactor moderators","url":"/topics/S85111638","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"867154310520260100","address_version":"morton4x16-v1","coordinates":[0,20,19149,22528],"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}