Problem: What are the most important words?
wedding guests shelter fron the rain as they wait for the couple
Answer: couple, guest, rain, shelter, wait

Problem: What are the most important words?
A small cheesecake with one missing piece lies on a plate.
Answer: miss, piece, plate

Problem: What are the most important words?
A concert is held at a local arena or park.
Answer:
concert, hold, park