What are the keywords in the following sentence? players observe a minute silence in respect prior to the league match .
match, player, respect

What are the keywords in the following sentence? Bicyclists racing in a marathon with spectators throwing bottles at them.
bicyclist, marathon, race

What are the keywords in the following sentence? Two hotdogs in soggy buns with chili, onion and mustard.
bun, hotdog, onion

What are the keywords in the following sentence? fishermen leaving the harbor in their boat at sunrise
boat, leave, sunrise