What are the keywords in the following sentence? A zebra grazes short grass growing between trees.
grass, graze, tree, zebra

What are the keywords in the following sentence? a tabby cat cleaning its paw with its tongue
cat, clean, tongue

What are the keywords in the following sentence? cruise ship passing us in the fog
fog, pass, ship

What are the keywords in the following sentence? morning view looking south over river towards tourist attraction
attraction, look, river, view