Complex sentence: He was educated at Trinity College, Cambridge, where he was contemporary and good friend of John Harvard, and then later at the University of Franeker in Leiden, where he studied under the Rev. William Ames.
Split into simpler sentences: He was educated at Trinity College at the University of Cambridge, where he was a contemporary and good friend of John Harvard. He later attended the University of Franeker in Leiden, where he studied under the Rev. William Ames.