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.

Q: Context : Karl Emil Schäfer (17 December 1891 -- 5 June 1917) was a German pilot during World War I; he became one of the major German flying aces of the war, with 30 confirmed aerial victories. 
Answer : World War I

A: What was the war that Karl Emil Schäfer fought in?
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Q: Context : Nicholas Rodda (born 11 October 1992) is a male former water polo player from South Africa. 
Answer : male

A: Is Nicholas Rodda a male or female?
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Q: Context : Courtyard with an Arbour (1658--1660) is an oil on canvas painting by the Dutch painter Pieter de Hooch; it is an example of Dutch Golden Age painting and is now in a private collection. 
Answer : private collection

A:
What is the name of the place where Courtyard with an Arbour can be found?
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