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: -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 there are rain clouds on acid rain from the river flow and kill water life.?
[EX A]: for

[EX Q]: Process: -Pollution enters natural water sources such as rivers and lakes -The pollution negatively affects the water quality -The pollution negatively affects the health of plants and animals -The plants and animals have shorter, less healthy lives -The plants and animals do not reproduce very well -The number of plants and animals decreases over time -The quality of water gets worse and worse as there are no plants or animals to clean it -Eventually there is nothing living in the water and it is unusable -
Question: What is the effect of plants and animals lifespans decrease on less bad effects of pollution.?
[EX A]: against

[EX Q]: Process: -A butterfly starts as an egg -The egg hatches -A larva emerges -The larva eats and grows -The larva sheds its skin -The larva enters a chrysalis -The pupa grows inside the chrysalis -The adult butterfly exits the chrysalis -The adult butterfly is now fully grown -The adult butterfly lays more eggs.
Question: What is the effect of eggs are eaten by predators on more larvae grow.?
[EX A]:
against