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 : Thomas Colley (died 24 August 1751) was an English chimney sweep, executed for the murder of accused witch Ruth Osborne at Tring, Hertfordshire. 
Answer : murder

A: For what crime was Thomas Colley prosecuted?
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Q: Context : Salim Djefaflia (born 9 October 1978 in Arles) is a retired French football player of Algerian descent. 
Answer : Arles

A:
What is the birth place of  Salim Djefaflia?
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