{"id":"S85136461","label":"Traction drives","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85136461","normalized_label":"traction drives","broader":["http://id.loc.gov/authorities/subjects/sh85106016"],"aliases":["Drives, Traction","Transmission, Traction"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85136461","provider":"lcsh","revision":"2528f00f8d3c1a49","taxonomy_revision":"f050b5d4780b1289","title":"Traction drives","url":"/topics/S85136461","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"326594535935574532","address_version":"morton4x16-v1","coordinates":[0,20,19537,13312],"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}