What are the keywords in the following sentence? the island is isolated in the middle of a large estuary .
island, isolate, middle

What are the keywords in the following sentence? Passengers watch a stream train leave a station
leave, station, train, watch

What are the keywords in the following sentence? A clown in a black and white striped shirts is entertaining a young girl.
clown, entertain, shirt

What are the keywords in the following sentence? elegant black cat lying on a pink pillow and screws up his eyes
cat, eye, pillow