Complex sentence: When Roger Bede Vaughan, a former monk of Downside Abbey, arrived in Sydney as Polding's coadjutor bishop in 1873, he was elected by the fellows as rector.
Split into simpler sentences: When Roger Bede Vaughan, a former monk of Downside Abbey, arrived in Sydney as Polding's coadjutor bishop. In 1873, he was elected by the fellows as rector.