Complex sentence: John Sherburne (August 13,1615-1693) of Portsmouth, New Hampshire, arrived there as an emigrant from England on June 12,1632 aboard the "James" with his brother Henry Sherburne.
Split into simpler sentences: John Sherburne (August 13,1615--1693) was an emigrant from England to New England. He arrived at Portsmouth, New Hampshire, on June 12,1632 aboard the "James" with his brother Henry Sherburne.