Complex sentence: Crosscanonby church, a grade I listed building, St John the Evangelist's Church, Crosscanonby occupies one of the earliest Christiian sites in Cumbria.
Split into simpler sentences: Crosscanonby church, a grade I listed building, is known as St John the Evangelist's Church, Crosscanonby. It occupies one of the earliest Christiian sites in Cumbria.