Input: Identify the most salient words:

A pair of scissors on a red surface with red sticky stuff on it.

Output: pair
scissor
stuff

Input: Identify the most salient words:

silhouette of a cowgirl leading a horse against a dramatic setting sun and clouds

Output: cowgirl
horse
lead
silhouette

Input: Identify the most salient words:

a large plane sits on a runway not flying

Output: fly
plane
runway
sit

Input: Identify the most salient words:

the ferry operated by transportation business in livery entering the port

Output:
business
enter
operate
port