Problem: What are the most important words?
a statue of author resides on a terrace of temple .
Answer: reside, statue, temple

Problem: What are the most important words?
a painting of an eagle soaring through a golden sky
Answer: eagle, sky, soar

Problem: What are the most important words?
Black smoke billows from a train as white smoke comes from the wheels.
Answer:
billow, come, smoke, train