What are the keywords in the following sentence? tourist attraction and walls around structure .
attraction, structure, wall

What are the keywords in the following sentence? pink flamingo and turtle in the green pond
flamingo, pink, pond

What are the keywords in the following sentence? skyscrapers under construction in downtown
construction, downtown, skyscraper

What are the keywords in the following sentence? fishermen hauling boat up the beach at coast
beach, boat, fisherman, haul