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

Example Input: Context : Samuel Harriman (October 1826 -- August 25, 1897) was a colonel in the Union Army during the American Civil War who was nominated and confirmed for appointment to the grade of brevet brigadier general in 1866. 
Question : Which war did Samuel Harriman serve in?
Example Output: American Civil War

Example Input: Context : Richard Edwin Fox (February 3, 1956 -- February 12, 2003) was executed by the state of Ohio for the kidnapping and murder of an 18-year-old college student whom he lured to her death with the fake promise of a job interview. 
Question : Which crime Richard Edwin Fox is considered to have commited?
Example Output: murder

Example Input: Context : Windows 7 was released to manufacturing on July 22, 2009, and became generally available on October 22, 2009, less than three years after the release of its predecessor, Windows Vista. 
Question : The Windows 7 is based upon what?
Example Output:
Windows Vista