Input: Identify the most salient words:

A young boy chasing a dove after it had tried to steal food that had been the boy's lunch.

Output: chase
dove
lunch
steal

Input: Identify the most salient words:

looking down from upper level of the shopping centre decorated for western christian holiday in city

Output: centre
holiday
look

Input: Identify the most salient words:

four white sheep eating green grass near a fence

Output: eat
fence
grass
sheep

Input: Identify the most salient words:

fly flags with the coat of arms of the state

Output:
arm
coat
flag
state