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.

Ex Input:
Fact: sunlight contains ultraviolet light

Ex Output:
Which promotes the creation of serotonin?


Ex Input:
Fact: if a mineral can be scratched by a fingernail then that mineral is soft

Ex Output:
Which is likely considered soft?


Ex Input:
Fact: most predators live near the same environment as their prey

Ex Output:

Lions and zebras live?