{"id":"S85046101","label":"Excavating machinery--Hydraulic drive","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85046101","normalized_label":"excavating machinery--hydraulic drive","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85046101","provider":"lcsh","revision":"bf46f9bcbeef734d","taxonomy_revision":"f050b5d4780b1289","title":"Excavating machinery--Hydraulic drive","url":"/topics/S85046101","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"866956398427260420","address_version":"morton4x16-v1","coordinates":[0,20,18125,21504],"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}