Complex sentence: Edward Earl Johnson (1961--May 20,1987) was a man convicted and executed by the U.S. state of Mississippi for the murder of a policeman, J.T. Trest and the sexual assault of a 69-year-old woman, Sally Franklin.
Split into simpler sentences: Edward Earl Johnson (1961--May 20,1987) was a convicted murderer executed by the U.S. state of Mississippi. He was convicted of the murder of a policeman, J.T. Trest and the sexual assault of a 69-year-old woman, Sally Franklin.