Question: Which Soviet Union fighter aircraft, nicknamed "Sushka," uses the Saturn AL-31 engine?
Sentence (from "Mikoyan-Gurevich I-250"): The Mikoyan-Gurevich I-250 (Samolet N) was a Soviet fighter aircraft developed as part of a crash program in 1944 to develop a high-performance fighter to counter German turbojet-powered aircraft such as the Messerschmitt Me-262.
Relevant evidence: No