Complex sentence: Chaffee married Martha Horn in Oklahoma City on August 24,1957, whom he met while on a blind date in September 1955, and had two children, Sheryl Lyn (born November 17,1958) and Stephen (born July 3,1961).
Split into simpler sentences: Chaffee married Martha Horn in Oklahoma City on August 24,1957; they had met on a blind date in September 1955. The couple had two children, Sheryl Lyn (born November 17,1958) and Stephen (born July 3,1961).