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:  -A large rocky area is formed -The rocky area has a higher elevation than the surrounding areas -Water from precipitation falls in the area -The water forms a stream -The stream flows towards lower elevation -The stream becomes a river -The river continues to flow along the same path for a long time -The river erodes the rocky area that it touches -The eroded area cuts deeply into the rock.
 Question: What is the effect of more rainy days on bigger river forms.?
[A]: for


[Q]: Process:  -There is a rain cloud in the sky -Small bits of ice within the cloud bump each other -The collisions create electrical charge -Lighter, positively charged particles sink to the bottom of the cloud -Heavier, negatively charges particles rise to the top -When the positive and negative charges grow large enough, a giant spark, called lightning occurs -
 Question: What is the effect of there is less ice in a cloud on heavier particles will rise to the top.?
[A]: against


[Q]: Process:  -A bird hatches from an egg -The bird is nurtured by its parents -And is fed food for growth -The bird grows -Begins to learn how to fly -The bird matures -The bird leaves its nest -The bird makes its own nest.
 Question: What is the effect of more cities around on less birds.?
[A]:
for