Complex sentence: His brother Sherwood Healy also became a priest, earned a doctorate at Saint-Sulpice in Paris, and became director of the seminary in Troy, New York, and rector of the Cathedral in Boston.
Split into simpler sentences: His brother Sherwood Healy also became a priest and earned a doctorate at Saint-Sulpice in Paris. He became director of the seminary in Troy, New York, and rector of the Cathedral in Boston.