{"id":"S85122522","label":"Silicon-controlled rectifiers","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85122522","normalized_label":"silicon-controlled rectifiers","broader":["http://id.loc.gov/authorities/subjects/sh85041638","http://id.loc.gov/authorities/subjects/sh85122531","http://id.loc.gov/authorities/subjects/sh85135157"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85122522","provider":"lcsh","revision":"cf123238f1ea8740","taxonomy_revision":"f050b5d4780b1289","title":"Silicon-controlled rectifiers","url":"/topics/S85122522","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900931323836106308","address_version":"morton4x16-v1","coordinates":[0,20,19319,26624],"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}