What are the keywords in the following sentence? old cars find a home
car, find, home

What are the keywords in the following sentence? the trees can live and reaches heights between feet tall .
foot, height, reach, tree

What are the keywords in the following sentence? A baby girl is seen pushing the vacuum around the carpet.
carpet, push, vacuum

What are the keywords in the following sentence? sheep chewing grass looking at camera .
grass, look, sheep