{"id":"S87004211","label":"Electron accelerators","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh87004211","normalized_label":"electron accelerators","broader":["http://id.loc.gov/authorities/subjects/sh85098356"],"aliases":["Accelerators, Electron"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh87004211","provider":"lcsh","revision":"328be83687c65373","taxonomy_revision":"f050b5d4780b1289","title":"Electron accelerators","url":"/topics/S87004211","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14430883681319387648","address_version":"morton4x16-v1","coordinates":[0,20,48720,52224],"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}