{"id":"S85041811","label":"Electric machinery--Direct current","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85041811","normalized_label":"electric machinery--direct current","broader":["http://id.loc.gov/authorities/subjects/sh85041648"],"aliases":["Direct current machinery"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85041811","provider":"lcsh","revision":"0bb26d0f6fb9d341","taxonomy_revision":"f050b5d4780b1289","title":"Electric machinery--Direct current","url":"/topics/S85041811","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864845336034820672","address_version":"morton4x16-v1","coordinates":[0,20,18058,19456],"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}