Complex sentence: Seymour was born in Brockport, New York and attended the public schools, Brockport Collegiate Institute, and Canandaigua Academy and graduated from Williams College of Williamstown, Massachusetts in 1855.
Split into simpler sentences: Seymour was born in Brockport, New York and attended the public schools, Brockport Collegiate Institute, and Canandaigua Academy. He graduated from Williams College of Williamstown, Massachusetts in 1855.