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.

Input: Consider Input: Fact: carnivores only eat animals

Output: Which of these animals might eat a steak?


Input: Consider Input: Fact: adding heat to an object sometimes causes chemical reactions

Output: A chemical reaction may occur when _____ is added to an object.?


Input: Consider Input: Fact: nocturnal predators hunt during the night


Output: Nocturnal predators hunt when?