original_query: What was the purpose of the BMW 801 engine in German Luftwaffe aircraft during World War II?
query: What was the purpose of the BMW 801 engine in German Luftwaffe aircraft during World War II?
answer: The BMW 801 engine powered a number of German Luftwaffe aircraft during World War II, most notably the Focke-Wulf Fw 190 fighter.  It was originally intended for transport and utility aircraft but its performance led to its use in fighters and bombers.