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: Plants exhibit phototropism, or growing toward the sun or artificial light. 
Question: What is called when plants grow toward the sun or an artificial light?
Example Output: phototropism.

Example Input: Fact: A prism is used to split light into colors. 
Question: What does a prism split light into?
Example Output: colors.

Example Input: Fact: The use of oil, gas and coal contribute to rising climate temperature. 
Question: The use of oil, gas and coal contributes to what?
Example Output:
Global climate change.