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:  -Limestone is located under the soil -Rain picks up carbon dioxide as it falls to earth -The rain falls on the soil over the limestone -The carbon dioxide in the rain washes through the soil -The carbon dioxide turns into acid -The acid in the rain gets to the limestone below the soil -The acid dissolves the limestone -Acid continues to erode the limestone with more rain over time -The eroded limestone sometimes forms caves.
 Question: What is the effect of more limestone to disolve on less disolving of the limestone.?
[A]: against


[Q]: Process:  -Coal is mined out of the ground -Coal is pulverized into fine powder -The coal is mixed with hot air -The coal and hot air are blown into a boiler -The coal and hot air burn over a fire -Highly purified water is pumped through pipes in the boiler -The water turns into steam -The steam presses against turbines -The turbines spin -Electricity is produced.
 Question: What is the effect of it is very warm on less coal and hot air is blown into the boiler.?
[A]: for


[Q]: Process:  -The carafe is filled with water -The water is poured into the machine at the back -Coffee beans are put into a grinder -The grinder is activated -A filter is put into the coffee maker -The ground coffee is put into the filter -Sometimes a bit of salt is added to the grounds to bring out flavor -The top of the machine is closed -The power is turned on -The water passes through the grounds and becomes coffee.
 Question: What is the effect of beans are more expensive on more coffee being made.?
[A]:
for