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: RECENTLY DISCOVERED ANCIENT ROMANS 
Clue: This guy, a strong coffee prepared by forcing steam under pressure through ground beans, was quite lively
Example Output: espresso

Example Input: Category: PARTICLE PHYSICS 
Clue: To get an element's mass number, add its protons & these
Example Output: neutrons

Example Input: Category: THAT'S A FACT! 
Clue: In 1993, this kids' book line came under fire when one of the people you could find in it was a topless woman on a beach
Example Output:
where\'s waldo?