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 : Hans Christian Heg (21 December 1829 -- 20 September 1863) was a Norwegian-American politician and soldier in the American Civil War from Wisconsin.
Answer : American Civil War

A: In which war did Hans Christian Heg fight?
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Q: Context : On that occasion, most of the commune of Montrouge was annexed to Paris, forming what is now called Petit-Montrouge, in the 14th arrondissement of Paris.
Answer : 14th arrondissement of Paris

A: By what was Montrouge replaced?
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Q: Context : On October 3, 1873, Boston Charley, Kintpuash, Schonchin John and Black Jim were executed for the murder of Edward Canby.
Answer : murder

A:
Which crime led to the conviction of Boston Charley?
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