instruction:
Given a statement, generate a question such that the answer is contained in that statement.
question:
the amount of space an object contains can be used to describe the dimensions of that object
answer:
What does the amount of space an object contains can be used to describe?

question:
navigation requires knowing north, south, east or west
answer:
What does navigation require?

question:
anthrax is a potential danger in the environment.
answer:
What is a potential danger in the environment?