Input: Identify the most salient words:

an image of two zebras grazing in the grass

Output: grass
image
zebra

Input: Identify the most salient words:

a bathroom with a toilet, tub and window

Output: bathroom
toilet
tub
window

Input: Identify the most salient words:

some zebras eating some green grass and trees

Output: eat
grass
tree
zebra

Input: Identify the most salient words:

lone sheep grazing on moorland near a loch with distant mountains on a misty day

Output:
day
loch
mountain