What are the keywords in the following sentence? rays of sunlight from behind a cloud
cloud, ray, sunlight

What are the keywords in the following sentence? a flower marks out a tent in the campsite during festival
campsite, festival, tent

What are the keywords in the following sentence? smiling couple wrapped up in blanket on the beach
blanket, couple, smile

What are the keywords in the following sentence? Two train engines on the track with steam coming from the bottom.
come, engine, track