Complex sentence: Margaret Dale (March 6,1876 Philadelphia, Pennsylvania--March 23,1972 New York City) was an American stage actress who performed on Broadway for over fifty years and who occasionally did films in the 1920s.
Split into simpler sentences: Margaret Dale (March 6,1876, Philadelphia, Pennsylvania--March 23,1972, New York City) was an American stage and film actress. She performed on Broadway for over fifty years and who occasionally did films in the 1920s.