Complex sentence: Their only child, a son, Michael Ashby (1914-2004), was a neurologist who gave evidence as an expert witness at the 1957 trial of suspected serial killer John Bodkin Adams.
Split into simpler sentences: Their only child, a son, Michael Ashby, was born in 1914. He was a neurologist who gave evidence as an expert witness at the 1957 trial of suspected serial killer John Bodkin Adams.