{"id":"S2014002171","label":"Grumman Mallard (Amphibian plane)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2014002171","normalized_label":"grumman mallard (amphibian plane)","broader":["http://id.loc.gov/authorities/subjects/sh85004596","http://id.loc.gov/authorities/subjects/sh85057542","http://id.loc.gov/authorities/subjects/sh85137018"],"aliases":["G-73 (Amphibian plane)","Grumman G-73 (Amphibian plane)","Mallard (Amphibian plane)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2014002171","provider":"lcsh","revision":"73e7589fa20b6adc","taxonomy_revision":"f050b5d4780b1289","title":"Grumman Mallard (Amphibian plane)","url":"/topics/S2014002171","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9854100295366231108","address_version":"morton4x16-v1","coordinates":[0,480,11503,60416],"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}