What are the keywords in the following sentence? sun rising on the first day of winter
rise, sun, winter

What are the keywords in the following sentence? a wide shot of the sky and trees while panning to the right
right, shot, tree

What are the keywords in the following sentence? A lake with several vehicles on it and a bridge that runs over it.
bridge, lake, run

What are the keywords in the following sentence? airplanes stand on the tarmac
airplane, stand, tarmac