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

Input: Consider Input: Millibar is the unit used to measure air pressure.

Output: What is the unit used to measure air pressure?

Input: Consider Input: The amniotic egg first evolved in reptiles.

Output: The amniotic egg first evolved in what species?

Input: Consider Input: Some of the giant fairy rings are produced by mycelia.
Output: What are some of the giant fairy rings produced by?