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

[EX Q]: The human eye detect can detect three colors of light.
[EX A]: How many colors of light can the human eye detect?

[EX Q]: Mercury is not a solid even at room temperature.
[EX A]: Which metal is not a solid even at room temperature?

[EX Q]: The eighth planet from our sun is neptune.
[EX A]:
What is the eighth planet from our sun?