Complex sentence: The bracing arches are known as the "St Andrew's Cross arches" as a reference to the patronal saint of the cathedral and have been described by Wim Swaan-rightly or wrongly-as "brutally massive" and intrusive in an otherwise restrained interior.
Split into simpler sentences: The bracing arches are known as "St Andrew's Cross arches", in a reference to the patron saint of the cathedral. They have been described by Wim Swaan--rightly or wrongly--as "brutally massive" and intrusive in an otherwise restrained interior.