Complex sentence: Much of its population fled to the nearby city of Heraclea still under Byzantine control, and according to Venetian tradition, the first Doge of Venice, Paolo Lucio Anafesto, came from Oderzo.
Split into simpler sentences: Much of its population fled to the nearby city of Heraclea, still under Byzantine control. According to tradition, the first Doge of Venice, Paolo Lucio Anafesto, came from Oderzo.