{"id":"S85053620","label":"Gear-shaping machines","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85053620","normalized_label":"gear-shaping machines","broader":["http://id.loc.gov/authorities/subjects/sh85053614","http://id.loc.gov/authorities/subjects/sh85121124"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85053620","provider":"lcsh","revision":"0d02538c5ec774f9","taxonomy_revision":"f050b5d4780b1289","title":"Gear-shaping machines","url":"/topics/S85053620","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090319655295124032","address_version":"morton4x16-v1","coordinates":[0,20,18242,53248],"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}