What are the keywords in the following sentence? Some black and brown sheep are in caged pens.
cage, pen, sheep

What are the keywords in the following sentence? try one or two of these protecting products to keep your hair and skin in check all summer .
hair, product, skin

What are the keywords in the following sentence? author shares a joke with football player before the match
joke, match, player

What are the keywords in the following sentence? island ended hopes of qualifying for a major tournament
end, qualify, tournament