What are the keywords in the following sentence? slick roads inside the natural park in winter of december
park, road, winter

What are the keywords in the following sentence? A black and white horse leaned over eating grass.
eat, grass, horse, lean

What are the keywords in the following sentence? building was built as a tomb for monarch and was constructed over a period .
building, construct, monarch

What are the keywords in the following sentence? A small bathroom and toilet and a shelf.
bathroom, shelf, toilet