Input: Identify the most salient words:

things to buy for your home .

Output: buy
home
thing

Input: Identify the most salient words:

large tree with the roots in the air and light coming through its trunk .

Output: come
tree
trunk

Input: Identify the most salient words:

A herd of elephants by a watering hole drinking

Output: elephant
herd
hole
water

Input: Identify the most salient words:

fireworks explode over greek revival structure during the celebration .

Output:
celebration
explode
firework
structure