Complex sentence: He took a prominent part in the Bangorian controversy against Benjamin Hoadly, whom he succeeded as bishop of Bangor in 1728; he was afterwards translated to Salisbury in 1734, and to London in 1748.
Split into simpler sentences: He took a prominent part in the Bangorian controversy against Benjamin Hoadly. He himself became bishop of Bangor in 1728; he was afterwards translated to Salisbury in 1734, and to London in 1748.