{"id":"S2009126047","label":"Grain boundaries--Congresses","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009126047","normalized_label":"grain boundaries--congresses","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009126047","provider":"lcsh","revision":"1d76c134fdc8f0b5","taxonomy_revision":"f050b5d4780b1289","title":"Grain boundaries--Congresses","url":"/topics/S2009126047","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"614891184003097186","address_version":"morton4x16-v1","coordinates":[0,479,850,31744],"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}