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: growth occurs on the windward side of the mountain range. 
Question: What occurs on the windward side of a mountain range?

Output: growth.


Input: Consider Input: Fact: The sun provides energy. 
Question: What does the sun provide to make steam?

Output: Energy.


Input: Consider Input: Fact: Vibrations can be used for communication by animals. 
Question: What  can be used for communication by animals?


Output: Vibrations.