Complex sentence: Johnson was not born blind, and, although it is not known how he lost his sight, Angeline Johnson told Samuel Charters that when Willie was seven his father beat his stepmother after catching her going out with another man.
Split into simpler sentences: Johnson was not born blind, and, although it is not known how he lost his sight, Angeline Johnson provided the following account to Samuel Charters. She said when Willie was seven his father beat his stepmother after catching her going out with another man.