Complex sentence: Eleonore Gonzaga (23 September 1598-27 June 1655), also known as Eleonore of Gonzaga, was the wife of Ferdinand II, Holy Roman Emperor.
Split into simpler sentences: Eleonore Gonzaga (23 September 1598-27 June 1655) (also know as Eleonore of Gonzaga). She was the wife of Ferdinand II, Holy Roman Emperor.