Question: Enemy at the Gates is a 2001 French-American war film written and directed by Jean-Jacques Annaud and based on William Craig's nonfiction book, released in which year, the film's main character is a fictionalized version of sniper Vasily Grigoryevich Zaytsev, a Hero of the Soviet Union during World War II, was a Soviet sniper?
{'answer': '1973', 'supporting_facts': [['Enemy at the Gates', 0], ['Vasily Zaytsev', 0]]}