TASK DEFINITION: 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.
PROBLEM: Question: who would see better through an underground tunnel? Answer: a man with a candle and match.

SOLUTION: a candle is a source of light when it is burned

PROBLEM: Question: At high elevations, there is little risk of flooding, but at low elevations, what will happen? Answer: water damage will be more apparent.

SOLUTION: as elevation of a place decreases , how much a flood will affect that place will increases

PROBLEM: Question: Limestone is formed by water evaporating from a solution of water and mineral and a hard sedimentary rock used as building material and for making? Answer: cement.

SOLUTION:
limestone is formed by water evaporating from a solution of water and minerals