TASK DEFINITION: Generate a correct and concise answer for the question based on the words in the context.
PROBLEM: Context : Rear Admiral Charles Stillman Sperry (3 September 1847 -- 1 February 1911) was an officer in the United States Navy. 
Question : Which military did Charles Stillman Sperry serve with?

SOLUTION: United States Navy

PROBLEM: Context : Sam Brittain (born May 10, 1992) is a Canadian ice hockey goaltender currently playing for the Portland Pirates of the American Hockey League (AHL) as a prospect within the Florida Panthers organization of the National Hockey League (NHL). 
Question : What team did Sam Brittain play for?

SOLUTION: Florida Panthers

PROBLEM: Context : A Rum Collins is a cocktail based on the Tom Collins substituting a light rum for the gin. 
Question : Which is the basis of Rum Collins?

SOLUTION:
Tom Collins