Problem: What are the most important words?
the weather can change dramatically as a storm blows up over the mountains
Answer: change, mountain, weather

Problem: What are the most important words?
Wrapping himself in one of the blankets he pulls it out from under the cat.
Answer: blanket, pull, wrap

Problem: What are the most important words?
As they get close to the building, they push their way through crowds outside.
Answer:
crowd, push, way