Complex sentence: John Rashleigh (1554--1624) of Menabilly, near Fowey in Cornwall, was an English merchant and was MP for Fowey in 1588 and 1597, and was High Sheriff of Cornwall in 1608.
Split into simpler sentences: John Rashleigh (1554--1624) was an English merchant and Member of Parliament. He was Member for Fowey in the parliaments of 1588 and 1597, and High Sheriff of Cornwall in 1608.