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: HOW DO THEY WORK? 
Clue: Many car salesman work on "straight" this, though you're better off buying from one who's on salary

Ex Output:
commission


Ex Input:
Category: DUEL 
Clue: In English-speaking countries, once a duel was accepted, this person chose the weapons to be used

Ex Output:
the person being challenged


Ex Input:
Category: WHO YOU GONNA CALL? 
Clue: A "colorful" low-cost airline has the phone number 1-800-JET-this

Ex Output:

blue