Complex sentence: In addition to the benefits of its smoother exterior design, which translated into a quieter passenger compartment than on previous DeSoto models, the car featured wider front seats and deeper backseats with more leg room.
Split into simpler sentences: In addition to the benefits of its smoother exterior design which translated into a quieter passenger compartment than on previous DeSoto models. The car featured wider front seats and deeper backseats with more leg room.