As it rises higher, air pressure decreases causing it to expand and cool.
(it; rises; higher) (it; to cool; ) (air pressure; decreases causing; it to expand and cool) Context(air pressure decreases causing,List([20, 50))):(it; to expand; )
air pressure decreases causing,List([20, 50))
it it air pressure it
rises to cool decreases causing to expand
higher
it to expand and cool