Complex sentence: Major Carswell was returning from an attack on Japanese shipping in the South China Sea on 26 October 1944 when he attempted to save a crewmember whose parachute had been destroyed by flak.
Split into simpler sentences: Major Carswell was returning from an attack on Japanese shipping in the South China Sea on 26 October 1944. He attempted to save a crewmember whose parachute had been destroyed by flak.