Given a fact, create a question that can be answered using the fact. Construct the question such that it is unambiguous, has a unique answer and the answer can be given using the fact.

Input: Consider Input: Fact: some birds live in forests

Output: Some birds live in?


Input: Consider Input: Fact: electric devices require electrical energy to function

Output: A refrigerator?


Input: Consider Input: Fact: telephones convert sound energy into electrical energy


Output: Magnets in ear pieces convert sound waves into?