Task: Question Answering
Input (English): Process:  -Some of the rock in the ground is made of limestone -Over long periods of time rain can hit the limestone -And cause a acidic reaction -The limestone will slowly disintegrate -A large gap with be where the limestone was -Result in the cave.
 Question: What is the effect of a dam is in an area with no rain on there is less limestone.?
Output (English): none