Complex sentence: Pugach married Francine Rifkin on June 24 1951 and they had their only child, daughter Caryn Brenda Pugach on July 21 1954--who was mentally disabled and died on April 7 1995, at age 40.
Split into simpler sentences: Pugach married Francine Rifkin on June 24 1951 and they had their only child, daughter Caryn Brenda Pugach on July 21 1954--who was mentally disabled. Caryn Pugach died on April 7 1995, at age 40.