Input: Identify the most salient words:

class locomotive on a freight train at station in the winter

Output: class
locomotive
station
train

Input: Identify the most salient words:

a group of people saying goodbye outside of a train

Output: goodbye
say
train

Input: Identify the most salient words:

made this bracelet as a custom order along with the partially finished matching earrings next to it .

Output: earring
finish
match

Input: Identify the most salient words:

The top of a church showing steeples and windows.

Output:
church
steeple
top