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.

Example Input: Fact: a phase change is when matter changes from one state into another state
Example Output: All the water vanishes from a small depression basked in sunlight on a paved road because of?

Example Input: Fact: as heat is transferred from something to something else , the temperature of that something will decrease
Example Output: A cup of hot tea next to a glass of iced tea will make which become colder?

Example Input: Fact: An example of a seasonal change is an animal growing thick fur for keeping warm in the winter
Example Output:
what could it be indicative of, if an animal's fur has grown thicker?