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: rain can break down rocks into smaller pieces. 
Question: What can rain do to rocks?

Ex Output:
Break down.


Ex Input:
Fact: Faulting of rock in the Earth's crust can cause a tsunami. 
Question: What can be caused by a faulting of the earth's crust?

Ex Output:
a tsunami.


Ex Input:
Fact: Harming a certain kind of organism causes that animal's population to decrease. 
Question: Harming a certain kind of animal will cause the population of that animal to do what?

Ex Output:

decrease.