Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Ex Input:
Starches are complex carbohydrates that are the polymers of glucose.

Ex Output:
What complex carbohydrates are the polymers of glucose?

Ex Input:
Water contains 3 atoms.

Ex Output:
How many atoms does water contain?

Ex Input:
As the distance from earth to the star decreases, its apparent brightness increases statement correctly describes a relationship between the distance from earth and a characteristic of a star.

Ex Output:
Which statement correctly describes a relationship between the distance from Earth and a characteristic of a star?