Complex sentence: In 1638, Crashaw took holy orders in the Church of England, and was installed as curate of Peterhouse's Church of St Mary the Less, Cambridge, known as "Little St Mary's" which served as the college's chapel.
Split into simpler sentences: In 1638, Crashaw took holy orders in the Church of England, and was installed as curate of Peterhouse's Church of St Mary the Less, Cambridge. This church, known affectionately as "Little St Mary's", served as the college's chapel.