What are the keywords in the following sentence? A lone zebra is grazing for food by himself.
food, graze, zebra

What are the keywords in the following sentence? snails crawl on the branches in nature
crawl, nature, snail

What are the keywords in the following sentence? football player helped his side break a cycle
break, player, side

What are the keywords in the following sentence? Multiple exposure of a boy skateboarding along a wall, then jumping onto a sidewalk.
jump, skateboard, wall