{"id":"S85053635","label":"Gearing, Reduction","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85053635","normalized_label":"gearing, reduction","broader":["http://id.loc.gov/authorities/subjects/sh85053623"],"aliases":["Reduction gearing"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85053635","provider":"lcsh","revision":"c9820bb9aa287f93","taxonomy_revision":"f050b5d4780b1289","title":"Gearing, Reduction","url":"/topics/S85053635","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"288384599904617028","address_version":"morton4x16-v1","coordinates":[0,20,18243,3072],"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}