Input: Identify the most salient words:

lone boat in calm blue sea against the sky

Output: boat
sea
sky

Input: Identify the most salient words:

travelers head up an escalator in an airport

Output: airport
escalator
traveler

Input: Identify the most salient words:

bedroom with access to private balcony that looks over the garden .

Output: access
bedroom
garden

Input: Identify the most salient words:

bear and bull on the stock exchange .

Output:
bear
bull
exchange