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.

Input: Consider Input: Question: Convection is caused by uneven what? Answer: warmness distribution.

Output: uneven heating causes convection


Input: Consider Input: Question: What is an example of protecting the environment? Answer: using water flow limiter.

Output: An example of protecting the environment is reducing the amount of waste


Input: Consider Input: Question: It is illegal to kill animals in? Answer: Yosemite.


Output: national parks limit hunting