Problem: What are the most important words?
penguins lie in the shade among the roots of gnarled trees
Answer: gnarl, root, tree

Problem: What are the most important words?
tourist attraction and traditional structure by the sea with blue sky and white clouds
Answer: attraction, sky, structure

Problem: What are the most important words?
A bathroom with a shower covered in a curtain next to a toilet.
Answer:
bathroom, cover, curtain, shower, toilet