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".
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Question: Process:  -Coal is harvested from a coal mine -The coal is transported either by train or truck to power station -The coal is burned in a furnace -Water is turned into steam in the boiler -The steam is cooled in cooling towers -The steam turns the turbines -The generator makes electricity -The electricity is sent through transformers.
 Question: What is the effect of electric fires are more economical. on more coal arriving at the power station.?

Answer: against


Question: Process:  -You breathe in -Air goes through all the little branches in your lungs to fill up the air sacs, or alveoli -Oxygen goes through the walls of the alveoli and into the capillaries -The oxygen goes into the bloodstream -Oxygen is left and carbon dioxide is picked up -You breathe it out through your lungs -
 Question: What is the effect of less air is breathed in on a smaller amount of oxygen being delivered to the blood stream.?

Answer: against


Question: Process:  -Networks of trees start forming -The trees die off -The dead material provides nutrients for more trees -The rising trees provide shelter -And more organisms begin to thrive -The ecosystem known as a forest is made.
 Question: What is the effect of the plant is inside and carbon dioxide is pumped into the room on more rising trees provide shelter.?

Answer:
none