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

Ex Input:
A(n) gastropods is noted for having its eyes at the tips of stalks or tentacles that emerge from its head.

Ex Output:
What type of creature is noted for having its eyes at the tips of stalks or tentacles that emerge from its head?


Ex Input:
The pressure of ocean water increases rapidly as the water gets deeper.

Ex Output:
What property of ocean water increases rapidly as the water gets deeper?


Ex Input:
An electormagnet is a piece of iron inside a solenoid.

Ex Output:

An electormagnet is a piece of iron inside a?