Complex sentence: Peter Wentworth (1524--1597) was the elder brother of Paul Wentworth, and like his brother was a prominent Puritan leader in the Parliament of England, which he first entered as member for Barnstaple in 1571.
Split into simpler sentences: Peter Wentworth (1524--1597) was a prominent Puritan leader in the Parliament of England. He was the elder brother of Paul Wentworth, and first entered as Parliament member for Barnstaple in 1571.