Complex sentence: The Rotax 462 is a, two-cylinder, two-stroke aircraft engine, dervied from a snowmobile engine it was built by Rotax of Austria for use in ultralight aircraft.
Split into simpler sentences: The Rotax 462 is a, two-cylinder, two-stroke aircraft engine, dervied from a snowmobile engine. It was built by Rotax of Austria for use in ultralight aircraft.