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

Ex Input:
a beak is used for Hunting by some eagles

Ex Output:
Who uses a beak for Hunting?


Ex Input:
Acid changes the shade of certain paper at different acidity.

Ex Output:
What does acid change the shade of paper at?


Ex Input:
Pests spread disease and destroy crops.

Ex Output:

Who destroys crops?