What was the nickname of Manfred von Richthofen, the top fighter ace in World War One?
what was the nickname of manfred von richthofen, the top fighter ace in world war one
FreebaseQA-train-20169.P0
world war one
world war i
m.0cm2xh
military.military_conflict.military_personnel_involved
m.0lg48
manfred von richthofen