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 consistency, answers should be in all lower cased letters.

Ex Input:
Category: "T.W." 
Clue: You might have learned to ride your bike with the help of these attachments

Ex Output:
training wheels


Ex Input:
Category: TIME FOR A "CON"TEST 
Clue: Though it possibly dates from the 16th century, the origin of this word for a punny riddle is a mystery in itself

Ex Output:
conundrum


Ex Input:
Category: SCIENCE GRAB BAG 
Clue: A material called URhGe can be manipulated into being this, lacking electrical resistance

Ex Output:

superconductors