What are the keywords in the following sentence? a general view of a train arriving at station
arrive, station, train, view

What are the keywords in the following sentence? embroidered cloth depicting military conflict and the events leading up to military conflict
conflict, depict, event

What are the keywords in the following sentence? A bull runs around an arena containing two matadors with pink cloths.
arena, bull, matador, run

What are the keywords in the following sentence? ship passes in the harbour
harbour, pass, ship