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: animals use glucose for energy. 
Question: what do animals use for energy?
Example Output: glucose.

Example Input: Fact: prokaryotes can make proteins. 
Question: what can make proteins?
Example Output: prokaryotes.

Example Input: Fact: fungi are living things that cannot make their own food. 
Question: fungi are living things that cannot make their own what?
Example Output:
food.