Complex sentence: The As 014 was also under consideration as a potential power source for various last-ditch German fighters in the closing days of World War II. A model of simplicity and low cost, the engine was made from a sheet of mild steel rolled into a tube.
Split into simpler sentences: The As 014 was also under consideration as a potential power source for various last ditch German fighters in the closing days of WWII. The engine was made from a sheet of mild steel that was rolled into a tube.