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 : William J. Archinal (June 3, 1840 -- May 10, 1919) was an American Civil War Union Army soldier who received the Medal of Honor for his actions at the Battle of Vicksburg. 
Answer : American Civil War
[EX A]: Which war was William J. Archinal a part of?

[EX Q]: Context : Mansour Haj Azim was a leader of Iran's nuclear program who studied at the Massachusetts Institute of Technology. 
Answer : Massachusetts Institute of Technology
[EX A]: What is the name university that educated Mansour Haj Azim?

[EX Q]: Context : The Samozaryadnaya Vintovka Tokareva, Obrazets 1940 goda (``Tokarev Self-loading Rifle, Model of 1940'', Russian: Самозарядная винтовка Токарева, образец 1940 года) or SVT-40 is a Soviet semi-automatic battle rifle. 
Answer : 1940
[EX A]:
What year did SVT-40 come into use?