What are the keywords in the following sentence? a woman orders pizza from a cafe for her sleeping child
cafe, order, pizza

What are the keywords in the following sentence? happy new year with a snowman and a christmas tree .
snowman, tree, year

What are the keywords in the following sentence? wild flowers carpet the desert along protected site at the national
desert, protect, site

What are the keywords in the following sentence? combined harvester harvesting a crop of maize in a rural environment
harvest, harvester, maize