{"id":"S85122612","label":"Silver-copper alloys","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85122612","normalized_label":"silver-copper alloys","broader":["http://id.loc.gov/authorities/subjects/sh85032341","http://id.loc.gov/authorities/subjects/sh85122599"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85122612","provider":"lcsh","revision":"cead141f30a4a8b4","taxonomy_revision":"f050b5d4780b1289","title":"Silver-copper alloys","url":"/topics/S85122612","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090385625997263360","address_version":"morton4x16-v1","coordinates":[0,20,19320,53248],"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}