Question: Which Soviet sniper and a Hero of the Soviet Union during World War II became the source material for a character from "Enemy at the Gates?"
Sentence (from "Vasily Zaytsev"): Vasily Grigoryevich Zaytsev; 23 March 1915 – 15 December 1991) was a Soviet sniper and a Hero of the Soviet Union during World War II.
Relevant evidence: Yes