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.

Ex Input:
Fact: Heat from the sun helps frog eggs survive and hatch into tadpoles. 
Question: What heats frog eggs so that they may hatch into tadpoles?

Ex Output:
the sun.


Ex Input:
Fact: Precipitation and runoff can create large bodies of inland water. 
Question: Precipitation and runoff can result in large bodies of what?

Ex Output:
water.


Ex Input:
Fact: Soil can be depleted of what fertilizers can add to soil. 
Question: Soil can be depleted of a thing that fertilizers can what to soil?

Ex Output:

add.