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: ACTRESSES IN HISTORY 
Clue: She was born Emilie Charlotte Le Breton on the island of Jersey in 1853
Example Output: lillie langtry

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

Example Input: Category: 5-LETTER WORDS 
Clue: It's the zodiac sign symbolized by a ram
Example Output:
aries