Complex sentence: Gertrude Lawrence (July 4 1898-September 6,1952) was an actress and musical comedy performer popular from the 1920s to the 1950s, appearing on stage in London, on Broadway and in several films.
Split into simpler sentences: Gertrude Lawrence (July 4 1898-September 6,1952) was an actress and musical comedy performer whose work spanned from the 1920s to the 1950s. She appeared on stage in London, on Broadway and in several films.