Complex sentence: The church houses a wooden framed clock which was made locally in 1690-the tower now uses a relacement made in 1970, but the original is still kept in the church as an exhibit-it remains in working order.
Split into simpler sentences: The church houses a wooden framed clock which was made locally in 1690. The tower now uses a replacement made in 1970, but the original is still kept in the church as an exhibit and remains in working order.