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: Some animals that eat plants.have more than one stomach. 
Question: Some animals that eat plants have?
Example Output: more than one stomach.

Example Input: Fact: Cars damage the environment by causing an excess of contaminants. 
Question: How do cars damage the environment?
Example Output: Emitting an excess of contaminants.

Example Input: Fact: Trees secondary growth forms secondary vascular tissues. 
Question: What forms secondary vascular tissues in trees?
Example Output:
secondary growth.