Generate a correct and concise answer for the question based on the words in the context.

[Q]: Context : The 2015 Belgian Grand Prix (formally the 2015 Formula 1 Shell Belgian Grand Prix) was a Formula One motor race held on 23 August 2015 at the Circuit de Spa-Francorchamps in Spa, Belgium. 
Question : On what date did 2015 Belgian Grand Prix occur?
[A]: 23 August 2015


[Q]: Context : Designated MA-31 in US service, the first launch of the missile took place in August 1996. 
Question : In which year was the service entry date for MA-31?
[A]: 1996


[Q]: Context : George Sitts (October 29, 1913 - April 8, 1947) was executed at the age of 33 by the U.S. state of South Dakota for the murder of state Division of Criminal Investigation special agent Tom Matthews, who was attempting to arrest Sitts on a fugitive warrant from Minnesota. 
Question : For what crime was George Sitts prosecuted?
[A]:
murder