Complex sentence: In 1812, £400 was spent on renovating the church by removing the central tower, adding a new roof and side tower, installing new heating and stucco was added to the outside of the church.
Split into simpler sentences: In 1812, £400 was spent on renovating the church by removing the old central tower and adding a new roof and side tower. Finally, stucco was added to the outside of the church.