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.

Input: Consider Input: Fact: Protective equipment is used for protecting the eyes during experiements. 
Question: What is used for protecting the eyes during experiements?

Output: protective equipment.


Input: Consider Input: Fact: An item's weight causes its gravitational force. 
Question: The weight of an item causes its what?

Output: gravitational weight.


Input: Consider Input: Fact: Lymph is a fluid that leaks out of the connection of arteries to veins. 
Question: What is a fluid that leaks out of the connection of arteries to veins?


Output: lymph.