Input: Identify the most salient words:

add some artful throw pillows to your bed .

Output: add
bed
pillow

Input: Identify the most salient words:

Several commercial planes sit on a runway next to an airport.

Output: airport
runway
sit

Input: Identify the most salient words:

A batter, catcher, and umpire anticipating the pitch.

Output: batter
catcher
umpire

Input: Identify the most salient words:

farmer plowing the paddy field with his bulls before planting rice

Output:
bull
farmer
field
plow