In this task you will be given a process, and a question. The process contains a sequence of steps that happen in order. The question asks about the effect of a certain event on another event. If the first event has a positive effect on the second event, answer with "for", if it has a negative effect, answer with "against". If there's no causal relationship between the two, answer with "none".

[Q]: Process:  -Minerals fill spaces between bits of sediment -The sediments become glued together -The glued together parts become hard like cement -The sediment becomes a big rock -The rocks erode slowly -The rocks come apart -The rocks become smaller rocks -The rocks continue to erode into smaller rocks -The process starts again.
 Question: What is the effect of prices for aluminum fall on sediment becomes a smaller rock.?
[A]: none


[Q]: Process:  -Acid rain is produced by chemicals that reach into the atmosphere -Falls onto the ground -The acid rain starts scouring rocks -Destroys vegetation -The lack of vegetation alters the surrounding environment.
 Question: What is the effect of acid rainwater overflows into surrounding areas on there are no areas to be effected by the acid rain.?
[A]: against


[Q]: Process:  -A mine is excavated in the side of a mountain -Miners enter the mine -Miners remove the coal from the mine -The coal is placed into carts or on a conveyor belt -The coal is moved up to the surface -The coal is loaded onto a truck -The truck takes the coal to a power station.
 Question: What is the effect of less coal is moved to the surface on less coal is loaded in a truck.?
[A]:
for