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 evaporation of sweat occurs when a body is hot. 
Question: The evaporation of sweat occurs when what thing is hot?
Example Output: body.

Example Input: Fact: oxygen is essential for cellular respiration for fungi. 
Question: what requires oxygen for cellular respiration?
Example Output: fungi.

Example Input: Fact: mammoths lived when the planet was buried in snow and ice for millions of years at a time. 
Question: What lived when the planet was buried in snow and ice for millions of years at a time?
Example Output:
mammoths.