{"id":"S85057370","label":"Grinding and polishing","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85057370","normalized_label":"grinding and polishing","broader":["http://id.loc.gov/authorities/subjects/sh85079399","http://id.loc.gov/authorities/subjects/sh85130723"],"aliases":["Buffing","Lapping","Polishing"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85057370","provider":"lcsh","revision":"ae6b888b83a4839e","taxonomy_revision":"f050b5d4780b1289","title":"Grinding and polishing","url":"/topics/S85057370","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900865353138456068","address_version":"morton4x16-v1","coordinates":[0,20,18301,26624],"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}