What are the keywords in the following sentence? person is the first person to compete in the pageant wearing a hijab .
compete, hijab, pageant, wear

What are the keywords in the following sentence? the horse is grazing in the pasture
graze, horse, pasture

What are the keywords in the following sentence? police officer keeps an eye on things
eye, keep, officer, thing

What are the keywords in the following sentence? a bald eagle perched on a dead tree extended above glacial lake .
extend, lake, tree