What are the keywords in the following sentence? map showing the sites referred to in the paper
map, paper, site

What are the keywords in the following sentence? a watercolor painting of a wizard looking up at the skies .
look, painting, sky

What are the keywords in the following sentence? wary heron perched in a tree
heron, perch, tree

What are the keywords in the following sentence? example solve for x to find the missing lengths of the right triangle .
example, length, triangle