{"id":"S2013002466","label":"Aluminum-silicon alloys","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2013002466","normalized_label":"aluminum-silicon alloys","broader":["http://id.loc.gov/authorities/subjects/sh85003975","http://id.loc.gov/authorities/subjects/sh85122518"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2013002466","provider":"lcsh","revision":"6686d07b9dcd7302","taxonomy_revision":"f050b5d4780b1289","title":"Aluminum-silicon alloys","url":"/topics/S2013002466","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14141518636585738854","address_version":"morton4x16-v1","coordinates":[0,479,61419,34816],"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}