context: "Alexander Nevsky" is a Soviet feature historical film about the Old Russian Prince, who won the battle with the knights of the Livonian Order on Lake Peipsi on April 5, 1242. It belongs to the galaxy of classic Soviet historical films of the 1930s and is considered one of the best works of Sergei Eisenstein. The music for the film was written by Sergei Prokofiev.
question: Who was the director of the movie "Alexander Nevsky"?
answers.text: Sergei Eisenstein