What are the keywords in the following sentence? museum in a spectacular building designed by architect
architect, building, design, museum

What are the keywords in the following sentence? pot of geraniums on the window of an old farm
farm, geranium, window

What are the keywords in the following sentence? late gothic revival structure against the sky with moving clouds on it .
cloud, move, structure

What are the keywords in the following sentence? a storm cloud rises above the mountains
cloud, mountain, rise