Complex sentence: Kenneth Tompkins Bainbridge (July 27 1904--July 14 1996) was a physicist at Harvard University who did work on cyclotron research and was the Director of the Trinity test of the Manhattan Project, which took place July 16,1945.
Split into simpler sentences: Kenneth Tompkins Bainbridge (July 27 1904--July 14 1996) was a physicist at Harvard University who did work on cyclotron research. He was the Director of the Trinity test of the Manhattan Project, which took place July 16,1945.