Complex sentence: Milnthorpe is the site of the 19th century Church of St Thomas, which overlooks "The Green" and "The Square"-prior to its construction Milnthorpe was in the parish of Heversham.
Split into simpler sentences: Milnthorpe is the site of the 19th century Church of St Thomas, which overlooks "The Green" and "The Square". Prior to its construction Milnthorpe was in the parish of Heversham.