Complex sentence: Edward Jackson Lowell (1845--1894), a grandson of Francis Cabot Lowell, graduated at Harvard College in 1867, was admitted to the Suffolk county (Mass.) bar in 1872, and practised law for a few years.
Split into simpler sentences: Edward Jackson Lowell (1845--1894), a grandson of Francis Cabot Lowell, graduated from Harvard College in 1867. He was admitted to the Suffolk County, Massachusetts bar in 1872, and practised law for a few years.