What are the keywords in the following sentence? politician delivers his speech at the annual conference on monday .
conference, monday, politician

What are the keywords in the following sentence? the tallest living christmas tree is believed to be the biological species in the town .
live, town, tree

What are the keywords in the following sentence? The sunglasses are protecting the boys eyes.
eye, protect, sunglass

What are the keywords in the following sentence? grove of olive trees growing in hilly farmland amongst open green fields and meadows in a scenic agricultural landscape
field, grow, landscape, tree