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

Example Input: A bicycle requires a even surface.
Example Output: What does a bicycle require?

Example Input: The volume of a thing depends on the mass of the object.
Example Output: What depends on the volume of a thing?

Example Input: lemon changes the color of litmus paper from blue to red
Example Output:
What color does lemon change the color of litmus paper from?