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: CLASSIC MOVIES 
Clue: A 35-foot-long muslin stocking was used to create the cyclone for this 1939 film
Example Output: the wizard of oz

Example Input: Category: RARITIES 
Clue: All 6 examples of his signature known to exist date from between 1612 & 1616
Example Output: william shakespeare

Example Input: Category: 1910s HISTORY 
Clue: World Book said it "ranks as one of the greatest engineering achievements in the world"
Example Output:
the panama canal