Complex sentence: The novel is presented as a translation (by "Jean Francois Alden") of memoirs by Louis de Conte, a fictionalized version of Joan of Arc's page, Louis de Contes.
Split into simpler sentences: The novel is presented as a translation (by "Jean Francois Alden") of memoirs by Louis de Conte. "Louis de Conte" is a fictionalized version of that of Joan of Arc's page, Louis de Contes.