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: a canyon forming occurs over a period of millions of years. Question: How long did it take the Grand Canyon to form? A?
Example Output: very lengthy amount of time

Example Input: Fact: riding a bike does not cause pollution. Question: To be environmentally friendly?
Example Output: use your feet to pedal somewhere

Example Input: Fact: a meter stick is used to measure length. Question: To measure the length of a elephant's trunk you would need?
Example Output:
a tape measure