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".

[EX Q]: Process:  -Iron is exposed to oxygen -Is exposed to air -A chemical reaction occurs -The iron starts to oxidize -The iron starts to rust.
 Question: What is the effect of bread is kept sealed tightly on iron is exposed to chemical reaction.?
[EX A]: none

[EX Q]: Process:  -The salt water is heated -As the saltwater is heated the water becomes a gas -The salt particles sink to the bottom of the container -Gaseous water is piped into another container -Allowed to cool -The salt particles are left behind in the first container -The second container contains fresh water.
 Question: What is the effect of more salt is needed on less saltwater becomes a gas.?
[EX A]: against

[EX Q]: Process:  -Living organisms in the sea die -The matter forms on the sea floor -Layers of sediment form above the matter compressing it -After many years the matter is compressed and heated -The result is that crude oil forms.
 Question: What is the effect of there is an environment where plants can grow on more oil.?
[EX A]:
none