Input: Identify the most salient words:

sitting at entrance of a shop

Output: entrance
shop
sit

Input: Identify the most salient words:

A large passenger plane is parked and boarding.

Output: board
park
plane

Input: Identify the most salient words:

Three bags are shown, including a blue piece of luggage and two purses.

Output: bag
include
luggage

Input: Identify the most salient words:

featured image of dream home

Output:
feature
home
image