{"id":"S85006486","label":"Arch dams","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85006486","normalized_label":"arch dams","broader":["http://id.loc.gov/authorities/subjects/sh85030715"],"aliases":["Dams, Arch"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85006486","provider":"lcsh","revision":"7e44d387ce0596b7","taxonomy_revision":"f050b5d4780b1289","title":"Arch dams","url":"/topics/S85006486","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"867088063875121728","address_version":"morton4x16-v1","coordinates":[0,20,17506,22528],"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}