{"id":"S85068241","label":"Iron-works--Pilot plants","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85068241","normalized_label":"iron-works--pilot plants","broader":["http://id.loc.gov/authorities/subjects/sh85102163"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85068241","provider":"lcsh","revision":"f755d4b7a8e2bdc6","taxonomy_revision":"f050b5d4780b1289","title":"Iron-works--Pilot plants","url":"/topics/S85068241","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864770293296662084","address_version":"morton4x16-v1","coordinates":[0,20,18471,17408],"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}