When humid air rises, pressure on it decreases, it expands and cools.
(humid air; rises; ) (it; cools; ) (pressure on it; decreases; it expands and cools; T:When humid air rises) Context(pressure on it decreases,List([22, 46))):(it; expands; )
pressure on it decreases,List([22, 46))
humid air it pressure on it it
rises cools decreases expands
it expands and cools T:When humid air rises