Complex sentence: Geoffrey Walter Edelsten (born 2 May 1943) is an Australian medical entrepreneur, philanthropist, and was the first private owner of a major Australian football team when he bought the Sydney Swans Football Club in 1985.
Split into simpler sentences: Geoffrey Walter Edelsten (born 2 May 1943) is an Australian medical entrepreneur. He was the first private owner of a major Australian football team when he bought the Sydney Swans Football Club in 1985.