Complex sentence: In service the Mauler earned the nickname "Able Mable" because of its remarkable load carrying ability, once lifting a 14,179 lb useful load, including 10,689 lbs of ordinance, easily the heaviest load ever carried by a single-engine piston-powered aircraft.
Split into simpler sentences: In service the Mauler earned the nickname "Able Mable" because of its remarkable load carrying ability. On one occassion a Mauler lifted a 14,179 lb useful load, including 10,689 lbs of ordinance, easily the heaviest load ever carried by a single-engine piston-powered aircraft.