What are the keywords in the following sentence? Four girls holding on to a tray of pizza.
hold, pizza, tray

What are the keywords in the following sentence? ... and there are established trails throughout the forest .
establish, forest, trail

What are the keywords in the following sentence? a pair of elephants inside of an enclosure
elephant, enclosure, pair

What are the keywords in the following sentence? this bathroom has any things on the wall
bathroom, thing, wall