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

Ex Input:
The volume of a thing depends on the mass of the object.

Ex Output:
What depends on the volume of a thing?


Ex Input:
a crane uses pulleys

Ex Output:
What does a crane use?


Ex Input:
eagles move their wings using muscles in the pectorals.

Ex Output:

Where do eagles move their wings?