Complex sentence: Eugenia Geneva (Jean) Sutton (born Eugenia Geneva Hensen) is an author of science fiction who was born on 5 July 1917.
Split into simpler sentences: Eugenia Geneva (Jean) Sutton (July 5,1917--May 29,2003) was a science fiction author. Sutton was born Eugenia Geneva Hensen on 5 July 1917.