{"id":"S89004400","label":"Airplanes--Design and construction--Human factors","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh89004400","normalized_label":"airplanes--design and construction--human factors","broader":["http://id.loc.gov/authorities/subjects/sh85062867"],"aliases":["Human factors in airplane design and construction"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh89004400","provider":"lcsh","revision":"d0e466e578f37be0","taxonomy_revision":"f050b5d4780b1289","title":"Airplanes--Design and construction--Human factors","url":"/topics/S89004400","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9819043456390137350","address_version":"morton4x16-v1","coordinates":[0,21,14437,49152],"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}