Task: Explanation
Input (English): Question: Karly is studying two rivers and how they are affecting the rock around them. If the 2nd river she looks at is half as big as the first river she is studying, then Karly would expect to see _____ erosion caused by the 2nd river. 
 Answer: less
Output (English): The bigger the waves are and the more sediment they carry, the more erosion they cause.