Task: Question Answering
Input (English): Process:  -Water from the surface seeps below the soil -The water comes into contact with the rock below -The rock over the years carves through the rock -The space in the rock becomes larger and forms into a cave -As more rather rushes through the cave becomes a cavern.
 Question: What is the effect of the water is flowing towards the surface on there is no rock in the area.?
Output (English): against