In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.

Example Input: Question: When a person expires they? Answer: decompose.
Example Output: dead organisms rot

Example Input: Question: The outer shell of our planet is made of? Answer: sedimentary formations.
Example Output: Earth 's surface is made of rock

Example Input: Question: When liquefied soil flows over carcasses and drys it will become? Answer: fossilized.
Example Output:
fossils are formed when layers of sediment cover the remains of organisms over time