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".

Input: Consider Input: Process:  -The thermostat senses that the temperature has dropped -A signal is sent to the heating system -Heating oil travels from the tank to the burner -The oil becomes a fine mist mixed with air -The oil/air combination is injected into the burner -The burner is ignited in the combustion chamber -The furnace heats the air -The blower sends the heated air through the ducts -The heated air comes out the vents and into the room.
 Question: What is the effect of environment is more cold on more heat in the furnace.?

Output: for


Input: Consider Input: Process:  -A forest fire starts -The trees and plants burn -The animals lose their homes -If the animals can not escape, they may die from smoke inhalation -The plants that provide food are gone -The animals have little to eat -
 Question: What is the effect of Less pollution is better for more trees. on animals will have much less to eat.?

Output: none


Input: Consider Input: Process:  -People breathe and expel carbon dioxide -Engines produce carbon dioxide -Living things produce waste -Waste decomposes -Decomposition produces methane -Water evaporates -Water vapor joins the atmosphere -Carbon dioxide, water vapor and methane are greenhouse gases -
 Question: What is the effect of the blood is more contaminated on more greenhouse gases.?


Output: none