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

[Q]: Darwin believed in gradualism.
[A]: Did darwin believe in punctuated equilibrium or gradualism?


[Q]: Articular processes allow for the greatest range of rotation within the vertebral column and facilitate the movement of the head.
[A]: What processes allow for the greatest range of rotation within the vertebral column and facilitate the movement of the head?


[Q]: Iron in the soil causes mars to look red.
[A]:
What is in the soil that causes mars to look red?