Given a fact, create a question that can be answered using the fact. Construct the question such that it is unambiguous, has a unique answer and the answer can be given using the fact.

[Q]: Fact: mountains are formed by volcanoes
[A]: Which substance is likely present for the birth of a mountain?

[Q]: Fact: a new season occurs once per three months
[A]: How many seasons occur in the span of three years?

[Q]: Fact: dead organisms rot
[A]:
What happens after something dies?