Given a statement, generate a question such that the answer is contained in that statement.

Input: Consider Input: A bicycle is a vehicle that requires level surfaces.

Output: What does a bicycle require?


Input: Consider Input: eagle eggs have hard, calcium carbonate shells

Output: What type of shells do eagle eggs have?


Input: Consider Input: A phone is used to share an idea or message.


Output: What is used to share an idea or message?