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.

Ex Input:
Category: THE ELEMENTS 
Clue: Most fluorescent lights are filled with a combination of argon & this element, Kr

Ex Output:
krypton


Ex Input:
Category: ROYALTY 
Clue: Denmark's Queen Margrethe II was born in this "wonderful, wonderful" Danish capital in 1940

Ex Output:
copenhagen


Ex Input:
Category: COLORFUL VOCABULARY 
Clue: Apple seeds contain a compound of this poison

Ex Output:

cyanide