Question: The 56th Air Refueling Squadron is an active unit of the United States Air Force, it operates Boeing KC-46 Pegasus aircraft, conducting initial and advanced aircrew training for air refueling operations, the Boeing KC-46 Pegasus is a military aerial refueling and strategic military transport aircraft developed by Boeing, from which one of its jet airliner?
Sentence (from "Omega Aerial Refueling Services"): According to the company's website, Omega developed the first commercial aerial refueling aircraft in 1999, and has provided aerial refueling services under contract to the United States Navy since 2001.
Relevant evidence: No