What are the keywords in the following sentence? studio portrait of mother and daughter wrapped in a blanket
blanket, daughter, portrait

What are the keywords in the following sentence? table and chair on main square of a medieval village
chair, table, village

What are the keywords in the following sentence? A train is coming along near some unusual looking tracks.
come, look, track, train

What are the keywords in the following sentence? camping tent on the beach by the sea
beach, camp, tent