Complex sentence: Carole Lombard (1908--1942) was an American cinema actress who appeared in 56 Feature Films and 18 Short Films before her tragic death in an airplane crash at the age of 33.
Split into simpler sentences: Carole Lombard (1908--1942) was an American cinema actress. She appeared in 56 Feature Films and 18 Short Films before her death in an aircraft crash at the age of 33.