Complex sentence: Timeline-191 is a fan name given to a series of Harry Turtledove alternate history novels, including "How Few Remain" as well as the Great War, American Empire, and Settling Accounts series.
Split into simpler sentences: Timeline-191 is a fan name given to a series of Harry Turtledove alternate history novels. TL-191 includes the novel "How Few Remain", and the Great War, American Empire, and Settling Accounts series.