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

Ex Input:
Overlapping food web an eagle, a land eater, goes and gets fish from the sea, as well, its called.

Ex Output:
When an eagle, a land eater, goes and gets fish from the sea, as well, its called?


Ex Input:
The love canal tragedy was an infamous example of industrial waste dumping.

Ex Output:
Love canal was an infamous example of what type of pollution?


Ex Input:
Arachnids have 4 pairs of legs.

Ex Output:
How many pairs of legs do arachnids have?