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: Absorbing energy causes metal objects to expand. 
Question: Metal expands when it does what?
Example Output: absorbs energy.

Example Input: Fact: animals have many organelles. 
Question: what have many organelles?
Example Output: animals.

Example Input: Fact: Blood type is something that is important for a doctor to know. 
Question: What is usually important for a doctor to know?
Example Output:
blood type.