Input: Identify the most salient words:

Construction workers balancing themselves on a beam are at their place of employment

Output: balance
beam
worker

Input: Identify the most salient words:

a driveway is bordered by the colour of autumn trees .

Output: border
colour
tree

Input: Identify the most salient words:

players hoist football player in the air

Output: air
hoist
player

Input: Identify the most salient words:

those stairs are made of thick old wood that lead to all the bedrooms upstairs .

Output:
bedroom
lead
stair