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: The change of the Earth's distance from the sun causes the amount of daylight to decrease. 
Question: The change of the Earth's distance from the sun causes the amount of what to decrease?
Example Output: daylight.

Example Input: Fact: water vapor condensing in the clouds causes soil to moisten. 
Question: what does water vapor condensing in the clouds cause?
Example Output: moist soil.

Example Input: Fact: The layer of body fat under the skin mammals is especially important in cold climates. 
Question: What aspect of mammals is especially important in cold climates?
Example Output:
layer of body fat under skin.