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: Exercise can teach animals how to behave. 
Question: What can teach animals how to behave?
Example Output: exercise.

Example Input: Fact: The enclosure of the lower part of the flower is usually green. 
Question: The enclosure of the lower part of the flower is what?
Example Output: usually green.

Example Input: Fact: Most of the elements on the periodic table are far fewer. 
Question: Most of the elements on the periodic table are:?
Example Output:
far fewer in nature.