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.

Example Input: Question: I need electrical energy to? Answer: cook some bread.
Example Output: a light bulb requires electrical energy to produce light

Example Input: Question: Geese fly south for the winter because? Answer: of instinct.
Example Output: migration is an instinctive behavior

Example Input: Question: A battery operated vehicle requires everything but? Answer: petroleum.
Example Output:
an electric car uses less gasoline than a regular car