Question: A small small twin-engine jet corporate aircraft was further developed and updated by what brand of Textron Aviation since 2014?
Sentence (from "Beechcraft"): Originally, it was a brand of Beech Aircraft Corporation, an American manufacturer of general aviation, commercial, and military aircraft, ranging from light single-engined aircraft to twin-engined turboprop transports, business jets, and military trainers.
Relevant evidence: No