In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.

[EX Q]: Question: The population of plants will go down if? Answer: there's less liquid around.
[EX A]: as available water decreases , the population of plants will decrease

[EX Q]: Question: If a person recycles a wooden stool, they could buy that same material again as a? Answer: yellow pencil.
[EX A]: An example of recycling is using an object to make a new object

[EX Q]: Question: the lunar surface contains? Answer: bumpless regions.
[EX A]:
the moon 's surface contains flat areas