{"id":"S2009008592","label":"Maccoa duck","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009008592","normalized_label":"maccoa duck","broader":["http://id.loc.gov/authorities/subjects/sh90004555"],"aliases":["Erismatura maccoa","Oxyura maccoa","Oxyura punctata"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009008592","provider":"lcsh","revision":"ec89080168fee8ca","taxonomy_revision":"f050b5d4780b1289","title":"Maccoa duck","url":"/topics/S2009008592","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5495592221254231652","address_version":"morton4x16-v1","coordinates":[0,478,64551,16384],"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}