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.
--------
Question: Question: A  cast iron stove uses what as fuel? Answer: timber.

Answer: a stove generates heat for cooking usually


Question: Question: Which is the likeliest part of a pencil to have been mined? Answer: the lead.

Answer: pencil lead contains mineral graphite


Question: Question: If a person enjoys star gazing the best place to live is? Answer: the countryside.

Answer:
as light pollution increases , seeing the stars will be harder