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: Flames convert chemical energy into light and heat energy. 
Question: What do flames convert chemical energy into?
Example Output: light and heat energy.

Example Input: Fact: Hawks have an increased population size. 
Question: What has an increased population size?
Example Output: Hawks.

Example Input: Fact: fossil fuels cause ice storms. 
Question: What causes ice storms?
Example Output:
Fossil fuels.