Problem: What are the most important words?
Three young women are gathered around a microscope with one observing a slide.
Answer: microscope, observe, slide

Problem: What are the most important words?
a sub way train resting on the tracks with a clock hanging from teh roof
Answer: clock, hang, roof

Problem: What are the most important words?
a green chair a white wall and five different clocks
Answer:
chair, clock, wall