Problem: What are the most important words?
military men standing on the dock next to a ship .
Answer: dock, ship, stand

Problem: What are the most important words?
editorial image during the party of the new years eve shot from a boat .
Answer: boat, party, shoot

Problem: What are the most important words?
flags fly on a line to the mast of an old sailboat on a sunny day
Answer:
flag, fly, mast, sailboat