Input: Identify the most salient words:

the stainless steel rod fits inside a bottle with an airtight seal at the top to keep it secure

Output: bottle
fit
top

Input: Identify the most salient words:

A train approaches on a track in the middle of the afternoon.

Output: afternoon
approach
middle
track
train

Input: Identify the most salient words:

people listen as presidential candidate and politician speaks during a meet and greet event .

Output: candidate
listen
politician

Input: Identify the most salient words:

cows line up to eat hay on a dairy farm

Output:
cow
eat
farm
hay