Input: Identify the most salient words:

Two flavored donuts, for sale behind the case

Output: donut
flavor
sale

Input: Identify the most salient words:

stairs have been installed in this renovated home for a more modern look .

Output: home
look
stair

Input: Identify the most salient words:

balloons and clouds in the sky

Output: balloon
cloud
sky

Input: Identify the most salient words:

we spent several days as we began making our way south towards the border .

Output:
day
spend
way