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: I GOT 3 As, MOM! 
Clue: In legend, this pure knight found the Holy Grail
Example Output: galahad

Example Input: Category: -OLOGIES 
Clue: From the Greek for "growing in", it studies the development of organisms in their earliest stages before birth
Example Output: embryology

Example Input: Category: REIGN DELAY 
Clue: Now living in the U.S., Reza Pahlavi II is the heir to this country's "Peacock Throne"
Example Output:
iran