In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.

Example Input: Fact: natural gas is a source of heat by burning. Question: If someone wants to use a natural gas in order to assist something necessary, they can?
Example Output: ignite it to warm their body

Example Input: Fact: the first quarter phase of the moon occurs after the new moon. Question: After the moon phase where you can see nothing of the moon, what comes next?
Example Output: the first quarter

Example Input: Fact: a beak is used for catching prey by some birds. Question: A pigeon is hungry so it snags a slice of pizza off a table using its?
Example Output:
beak