Complex sentence: All Saints' Church, Brixworth, in Northamptonshire, is an outstanding example of early Anglo-Saxon architecture located in central England, and has been called "perhaps the most imposing architectural memorial of the 7th century yet surviving north of the Alps".
Split into simpler sentences: All Saints' Church, Brixworth, in Northamptonshire, is an outstanding example of early Anglo-Saxon architecture in central England. It has been called "perhaps the most imposing architectural memorial of the 7th century yet surviving north of the Alps".