Problem: What are the most important words?
an isolated tree in the middle of a grassy field towards evening time
Answer: middle, time, tree

Problem: What are the most important words?
He watches the repentant woman as she turns and gives a teary smile.
Answer: smile, turn, watch

Problem: What are the most important words?
monk prays inside a ruined temple caused by tropical cyclone south
Answer:
pray, ruin, temple