What are the keywords in the following sentence? stained glass window depicting builder calling religious leader to become an in the cathedral
depict, leader, stain, window

What are the keywords in the following sentence? view from an airplane window of its wing and a blue sky with white clouds
cloud, sky, view, window, wing

What are the keywords in the following sentence? tile roof and green tree on a cloudy day
day, roof, tree

What are the keywords in the following sentence? the book standing up in a white shelf .
book, shelf, stand