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.

Example Input: Fact: Hot vapor makes the haze denser. 
Question: When does haze get denser?
Example Output: When the water is hot.

Example Input: Fact: many chemical messengers that control body functions are proteins. 
Question: What are many chemical messengers that control body functions?
Example Output: proteins.

Example Input: Fact: Disease-causing tiny living cells have a negative impact on the body. 
Question: What can cause disease, and have a negative impact on the body?
Example Output:
Tiny living cells.