What are the keywords in the following sentence? clouds blocking the sun on the sky
block, cloud, sky, sun

What are the keywords in the following sentence? politician will replace politician at the ceremony where he will lay a wreath on behalf
behalf, ceremony, wreath

What are the keywords in the following sentence? A woman decorating a cake with white frosting.
cake, decorate, frosting

What are the keywords in the following sentence? branch with red ripe berries against the sky
berry, branch, sky