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: an animal being born when food is available has a positive impact on that animal 's health
Example Output: Ligers are less likely to thrive when there is?

Example Input: Fact: as a source of light moves directly overhead of an object , the size of the shadow of that object will decrease
Example Output: as a source of light moves directly overhead of an object , the size of the shadow of that object will do what?

Example Input: Fact: June is during the winter in the southern hemisphere
Example Output:
Winter in the Northern Hemisphere?