{"id":"S2011000627","label":"Class A2 (Steam locomotives)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2011000627","normalized_label":"class a2 (steam locomotives)","broader":["http://id.loc.gov/authorities/subjects/sh95009086"],"aliases":["A2 Class (Steam locomotives)","LNER Class A2 (Steam locomotives)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2011000627","provider":"lcsh","revision":"5cd9911d6471ea0c","taxonomy_revision":"f050b5d4780b1289","title":"Class A2 (Steam locomotives)","url":"/topics/S2011000627","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10107357422772708898","address_version":"morton4x16-v1","coordinates":[0,479,30140,52224],"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}