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: Cancer cells form new cells out of control. 
Question: Cancer cells form new cells how?
Example Output: out of control.

Example Input: Fact: Producers use unsaturated fatty acids to store energy. 
Question: What kind of organism uses unsaturated fatty acids to store energy?
Example Output: producers.

Example Input: Fact: Bone is stronger and more rigid than cartilage. 
Question: What is more pliable than bone?
Example Output:
Cartilage.