Input: Identify the most salient words:

A plane parked beside a van on the cement.

Output: park
plane
van

Input: Identify the most salient words:

type of place of worship of artwork featuring a temple or place of worship and religious elements

Output: artwork
element
temple
type
worship

Input: Identify the most salient words:

traffic jam of cars queuing at traffic lights with roadworks in a city

Output: car
city
jam

Input: Identify the most salient words:

heavy thick smoke covering the sky as it billows up from a fire .

Output:
cover
fire
sky
smoke