What are the keywords in the following sentence? A giraffe eating grass in a fenced enclosure.
eat, enclosure, giraffe, grass

What are the keywords in the following sentence? trams leaving bridge and entering a tram stop
leave, stop, tram

What are the keywords in the following sentence? clouds coming out of the valley as i went down the trail at sunrise .
cloud, come, sunrise

What are the keywords in the following sentence? tall ship passes through suspension bridge this morning before returning
bridge, pass, return