Complex sentence: Her father, the renowned pathologist Arnold Rice Rich, was the Chairman of Pathology at The Johns Hopkins Medical School, and her mother, Helen Elizabeth (Jones) Rich, was a concert pianist (before she married) and a composer.
Split into simpler sentences: Her father, renowned pathologist Arnold Rice Rich, was the Chairman of Pathology at The Johns Hopkins Medical School. Her mother, Helen Elizabeth (Jones) Rich, was a concert pianist and a composer.