What are the keywords in the following sentence? breed of pig imported in pen eating an orange
eat, pen, pig

What are the keywords in the following sentence? think your way out of a broken heart
heart, think, way

What are the keywords in the following sentence? full length shot of young fitness woman running outdoors on an open highway in countryside
countryside, highway, run, shot

What are the keywords in the following sentence? waterfalls flowing in idyllic uncontaminated environment crossing green meadows and boulders in summer
boulder, flow, meadow, summer, waterfall