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: a camera records light. 
Question: What records light?
Example Output: a camera.

Example Input: Fact: Blood in our body contains minerals. 
Question: what in our body contains minerals?
Example Output: blood.

Example Input: Fact: stratosphere composition causes higher levels of UV radiation reaching Earth. 
Question: stratosphere composition causes higher levels of what reaching Earth?
Example Output:
UV radiation.