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

[Q]: When water is heated by magma and makes its way to the surface and creates a(n) geyser.
[A]: When water is heated by magma and makes it's way to the surface what is created?

[Q]: A theory is another name for a broad explanation that is supported by a great deal of evidence.
[A]: What is another name for a broad explanation that is supported by a great deal of evidence?

[Q]: 320 million years many years ago did early amniotes diverge into two groups.
[A]:
How many years ago did early amniotes diverge into two groups?