Input: Identify the most salient words:

the harbour and port showing the building at he entrance

Output: building
harbour
port

Input: Identify the most salient words:

pets a horse as she meets members

Output: horse
meet
member

Input: Identify the most salient words:

time lapse of a cloudy sky passing behind the skyscrapers in the city

Output: lapse
pass
skyscraper

Input: Identify the most salient words:

art in the hallway on the way to our room

Output:
art
room
way