Problem: What are the most important words?
tourist attraction and the bell tower of type of place of worship .
Answer: place, tower, type, worship

Problem: What are the most important words?
we passed through this on the way to the beach
Answer: beach, pass, way

Problem: What are the most important words?
The stuffed bear is hung on a clothes line beside a blanket.
Answer:
bear, hang, line, stuff