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: Death? Answer: deducts from population total.
[EX A]: if an organism dies then the population of that organism will decrease

[EX Q]: Question: A squirrel eats all of the acorns in a tree. The tree is empty, and the squirrel is still hungry, so? Answer: the squirrel leaves.
[EX A]: as the supply of food in an environment decreases , the population of animals in that environment will decrease

[EX Q]: Question: You'd best bring water if you go to? Answer: the moon.
[EX A]:
the moon does not contain water