Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.

Ex Input:
Fact: AIDS infects and destroys helper T cells. 
Question: what infects and destroys helper T cells?

Ex Output:
AIDS.


Ex Input:
Fact: A compass enables true wind supervision. 
Question: What enables true wind supervision?

Ex Output:
Compass.


Ex Input:
Fact: Thyroxine increases the rate of metabolism in cells throughout the body. 
Question: Thyroxine increases the rate of metabolism in cells throughout the what?

Ex Output:

body.