Complex sentence: Powered by twelve 525 horsepower Siemens Jupiter radial engines (6 tractor propellers and 6 pushers), mounted in six tower nacelles on the wing, the plane was designed to carry 66 passengers on long distances or 100 on short trips.
Split into simpler sentences: Powered by twelve 525 horsepower Siemens Jupiter radial engines (6 tractor propellers and 6 pushers), mounted in six tower nacelles on the wing. The plane was designed to carry 66 passengers on long distances or 100 on short trips.