Question: Which country the director of film Siberian Lady Macbeth is from?
Sentence (from "Andrzej Wajda"): Four of his films have been nominated for the Academy Award for Best Foreign Language Film: "The Promised Land" (1975), "The Maids of Wilko" (1979), "Man of Iron" (1981) and "Katyń" (2007).
Relevant evidence: No