Problem: What are the most important words?
eastern grey kangaroo mother with her joey on a meadow in spring
Answer: meadow, mother, spring

Problem: What are the most important words?
young couple in love embraces gently against the blue sky and white clouds
Answer: couple, embrace, sky

Problem: What are the most important words?
A black piece of luggage being weighed on a rusty scale.
Answer:
luggage, piece, scale