What are the keywords in the following sentence? a yacht and its reflection in harbour
harbour, reflection, yacht

What are the keywords in the following sentence? jacket has a secret hood stashed in the collar .
collar, hood, jacket

What are the keywords in the following sentence? a little tourist train pulling three cars of passengers
car, passenger, pull, train

What are the keywords in the following sentence? football player during a match as part of the brazilian championship at stadium .
championship, match, player