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:  -Fuel mixes with air -Mix gets inducted into cylinder -Piston compresses the mix -Spark plug emits a spark that ignites it causing combustion -Combustion gases expand -Pushes piston during power stroke -Exhaust valve opens to vent exhaust out tail pipe.
 Question: What is the effect of the engine valves do not get stuck on less power being generated by the engine.?

Answer: against


Question: Process:  -The earth develops cracks deep beneath the surface -The cracks get very long and big in some places -The earth places pressure against the rocks on both sides of the cracks -The pressure causes the rocks to press against each other very hard -The cracks continue to develop -The earth moves against itself on both sides of the cracks -The pressure and movement around the cracks causes the rocks to crumble in some places -A lot of energy is released -The energy causes seismic waves -The seismic waves move the earth in an earthquake.
 Question: What is the effect of there are more nerves in the brain on more cracks get very big.?

Answer: none


Question: Process:  -You plant vegetable seeds in the ground -You water the seeds -You wait for the seeds to sprout -You keep the area free of pests and weeds while the plants grow -You thin out the plants as they get bigger to give them space to grow -You remove the vegetables from the plants when they are ripe.
 Question: What is the effect of isotope loses more atomic particles on more vegetable plants grow.?

Answer:
none