What are the keywords in the following sentence? Lots of luggage traveling on a luggage carousel at an airport.
carousel, lot, luggage

What are the keywords in the following sentence? bales of hay in the fields in summer time harvest
bale, harvest, hay

What are the keywords in the following sentence? work of fiction by novelist .
fiction, novelist, work

What are the keywords in the following sentence? see tower illuminated at dusk
dusk, illuminate, tower