Question: Where was the place of death of Len Beurton's wife?
Sentence (from "Len Beurton"): Many details of his activity remain uncertain, but it is known that he became, on 23 February 1940, the second husband of his co-worker Ursula Kuczynski, whose own public profile in English language sources is relatively well rehearsed thanks to her espionage work involving Klaus Fuchs.
Relevant evidence: Yes