Input: Identify the most salient words:

presidential state and country form the western border .

Output: border
country
state

Input: Identify the most salient words:

flowing water at the top of a waterfall

Output: flow
top
water

Input: Identify the most salient words:

A dog traps a child next to a cop car.

Output: car
dog
trap

Input: Identify the most salient words:

A hotdog with mustard and onions is on a bun.

Output:
hotdog
mustard
onion