What are the keywords in the following sentence? portrait of happy boy and girl showing thumbs up gesture .
gesture, portrait, thumb

What are the keywords in the following sentence? There are cupcakes on other desserts on the plates.
cupcake, dessert, plate

What are the keywords in the following sentence? An engine to a train sitting on the tracks.
engine, sit, track, train

What are the keywords in the following sentence? nothing says western christian holiday like a pair of socks .
nothing, pair, say