Complex sentence: Spoiled heiress Ellen "Ellie" Andrews has eloped with pilot and fortune-hunter "King" Westley against the wishes of her extremely wealthy father, Alexander, who wants to have the marriage annulled because he knows that Westley is really only interested in her money.
Split into simpler sentences: Spoiled heiress Ellen "Ellie" Andrews has eloped with pilot and fortune-hunter "King" Westley against the wishes of her extremely wealthy father, Alexander. Alexander wants to have the marriage annulled because he knows that Westley is really only interested in her money.