Complex sentence: The Empire Central Flying School was formed at RAF Hullavington on 1 April 1942, using personnel from the former Central Flying School, flying a varied establishment of aircraft, including the twin-engined Airspeed Oxford and the Hawker Hurricane fighter.
Split into simpler sentences: The Empire Central Flying School was formed at RAF Hullavington on 1 April 1942 using personal from the former Central Flying School. It had a varied establishment of aircraft including the twin-engined Airspeed Oxford and the Hawker Hurricane fighter.