Complex sentence: A famous movie has been made in Turkey about Tusun Pasha, starring Turkish film legend Kemal Sunal, which features the too early departed son of Muhammed Ali and involves as a plot device the taking of his identity by one of the fictional characters.
Split into simpler sentences: A famous movie has been made in Turkey about Tusun Pasha, starring Turkish film legend Kemal Sunal. The'too early departed' son of Muhammed Ali story involves a plot device of his identity being taken by one of the fictional characters.