Given the task definition, example input & output, solve the new input case.
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: Question: Frilled sharks and angler fish live far beneath the surface of the ocean, which is why they are known as? Answer: deep sea fish
Output: deep sea animals live deep in the ocean.
This sentence is useful when answering the given question. The sentence provides the information that animals who live deep in the ocean are called deep sea fish. This is a good output. 

New input case for you: Question: If you want to watch TV it must first have? Answer: been plugged in.
Output:
an electrical device requires electricity to turn on