{"as_of":"2026-10-26","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":657,"name":"Waco","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/waco"}],"relation":"is a"},{"group":"Engine","items":[{"count":11,"name":"Wright 975 A B D&E","note":"330 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/wright-975-a-b-d-e"}],"relation":"powered by"},{"group":"Place","items":[{"count":194,"name":"Lexington, KY","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Blue Grass Airport","note":"LEX","unit":"","url":"https://eflight.com/airports/LEX"},{"count":2983,"name":"Kentucky","note":"","unit":"aircraft registered","url":"https://eflight.com/states/KY"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"No NTSB accident or incident record under this tail number","note":"","unit":"","url":"https://eflight.com/aircraft/N731K#records-check"}],"relation":"involved in"},{"group":"Live","items":[{"count":null,"name":"Where N731K is now","note":"","unit":"","url":"https://eflight.com/live?q=N731K"}],"relation":"seen at"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"built_of":null,"id":"N731K","maker":"Waco","model":"JYM","name":"Waco JYM N731K","state":"KY","type":"aircraft","url":"https://eflight.com/aircraft/N731K","year_built":null},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}