Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

[EX Q]: Context : Matthias Billen (29 March 1910 -- 1 July 1989) was a German international footballer. 
Answer : 1 July 1989
[EX A]: When did Matthias Billen's death occur?

[EX Q]: Context : After growing up in rural Connecticut, an environment that greatly influences his work, Timo Andres attended Yale University for both his undergraduate and graduate education. 
Answer : Yale University
[EX A]: What is the university where Timo Andres went?

[EX Q]: Context : Hans Lotter (17 November 1917 -- 21 November 2008) was a highly decorated Oberleutnant in the Luftwaffe during World War II, and a recipient of the Knight's Cross of the Iron Cross. 
Answer : Luftwaffe
[EX A]:
In what military branch did Hans Lotter serve?