Input: Identify the most salient words:

a group of puppies running across the lawn together .

Output: lawn
puppy
run

Input: Identify the most salient words:

Two elephants at a zoo eating some vegetation.

Output: eat
elephant
vegetation

Input: Identify the most salient words:

industry parked in a garden with painted flowers

Output: flower
garden
paint

Input: Identify the most salient words:

A white vintage airplane in flight over a grass runway.

Output:
airplane
flight
runway