What are the keywords in the following sentence? clouds on the sky in summer
cloud, sky, summer

What are the keywords in the following sentence? coins with the image of a flying eagle and stars
coin, eagle, image

What are the keywords in the following sentence? person and celebrity arrive at premiere of romantic comedy film held .
arrive, celebrity, hold, premiere

What are the keywords in the following sentence? a thatched cottage with a neatly laid out garden and blossom under blue sky
cottage, garden, sky