Question: Which distant cousin of a German field marshal of the "Luftwaffe" was a German First World War fighter ace credited with 40 victories?
Sentence (from "Lothar von Richthofen"): Lothar Freiherr von Richthofen (born Lothar Siegfried Freiherr von Richthofen; 27 September 1894 – 4 July 1922) was a German First World War fighter ace credited with 40 victories.
Relevant evidence: Yes