Complex sentence: Flaherty was one of seven children born to prospector Robert Henry Flaherty (an Irish Protestant) and Susan Klockner (a German Roman Catholic); he was sent to Upper Canada College in Toronto for his education.
Split into simpler sentences: Flaherty was one of seven children born to prospector Robert Henry Flaherty (an Irish Protestant) and Susan Klockner (a German Roman Catholic). He was sent to Upper Canada College in Toronto for his education.