What are the keywords in the following sentence? trip begins with the sinister skies above a city .
begin, city, sky

What are the keywords in the following sentence? short trails descend the wooded valley to the base of the bridge .
bridge, descend, trail

What are the keywords in the following sentence? A performer is entertaining passersby.
entertain, passersby, performer

What are the keywords in the following sentence? protesters clash with police during a demonstration on labour day
clash, demonstration, police, protester