Complex sentence: The sons attended a combination of Quaker and later Catholic schools in New York, New Jersey, and Massachusetts, with Patrick and Sherwood earning doctorates at Saint-Sulpice in Paris, France; the three daughters were educated at Catholic convent schools in Montreal, Canada.
Split into simpler sentences: The sons attended a combination of Quaker and later Catholic schools in New York, New Jersey, and Massachusetts, with Patrick and Sherwood earning doctorates at Saint-Sulpice in Paris, France. The three daughters were educated at Catholic convent schools in Montreal, Canada.