What are the keywords in the following sentence? us state is a beautiful park located close to border .
border, locate, park

What are the keywords in the following sentence? mushrooms and mosses growing on a rotting trunk in the forest
moss, mushroom, trunk

What are the keywords in the following sentence? the map with different zones of a city .
city, map, zone

What are the keywords in the following sentence? volunteers sort and put books on shelves
book, shelf, sort