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: claws are used to catch prey by some predators

Output: An eagle will use their claws to catch which of the following?


Input: Consider Input: Fact: adding salt to a solid decreases the freezing point of that solid

Output: Salt was at one time?


Input: Consider Input: Fact: melting point means temperature above which a solid melts


Output: Glass can become a liquid if?