Input: Identify the most salient words:

everything we know about automobile model

Output: everything
know
model

Input: Identify the most salient words:

airing a sleeping bag over tent

Output: air
bag
sleep

Input: Identify the most salient words:

poster entitled country and political party all in the same boat

Output: country
party
poster

Input: Identify the most salient words:

parents of the bride spend a moment with their daughter before she walks down the aisle

Output:
aisle
bride
moment
walk