You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Example Input: Category: BRITISH MONARCHS 
Clue: The last British king not named George, William or Edward was named this
Example Output: james

Example Input: Category: FLAGS OF THE WORLD 
Clue: "L'Unifolié" is one of the names popularly given to the new flag unveiled in 1965 by this country
Example Output: canada

Example Input: Category: ASTRONOMY 
Clue: It's the colorful 2-word term used to describe the motion of galaxies coming toward us, like Andromeda is
Example Output:
blue shift