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".

Example Input: Process:  -Iron is exposed to oxygen -Is exposed to air -A chemical reaction occurs -The iron starts to oxidize -The iron starts to rust.
 Question: What is the effect of bread is kept sealed tightly on iron is exposed to chemical reaction.?
Example Output: none

Example Input: Process:  -Kidneys filter waste out of blood -Composition of blood is regulated -Volume of water in blood is kept constant -PH is kept at a constant level -Kidneys help regulate blood pressure -Kidneys stimulate the making of red blood cells -Calcium levels are maintained.
 Question: What is the effect of a power failure results in reduced heating. on kidneys filter blood.?
Example Output: none

Example Input: Process:  -Air enters the nose or mouth and travels through the windpipe into the lungs -The lungs have a series of smaller and finer tubes and sacs -Air reaches the smallest and finest air sacs called alveoli -Oxygen travels from the alveoli into the blood -Oxygen-rich blood is carried to the heart -Oxygen-rich blood is pumped throughout the body by the heart -Cells take in the oxygen rich blood and release carbon dioxide rich blood -The carbon dioxide rich blood travels to the lungs -Carbon dioxide travels through the throat and is exhaled.
 Question: What is the effect of less oxygen in the environment on a greater amount of oxygen being delivered to the blood stream.?
Example Output:
against