Input: Identify the most salient words:

an elegant swan sits upon the lake as the sun rises on a cold autumnal morning over a city

Output: city
morning
rise
sun

Input: Identify the most salient words:

high contrast image of a home made wreath with natural decorations hanging on a wooden wall with copy

Output: decoration
hang
home
image
wall

Input: Identify the most salient words:

A hot dog with condiments on some bread.

Output: bread
condiment
dog

Input: Identify the most salient words:

volcanic activity under meromictic lake produced a cloud of carbon dioxide that asphyxiated villagers

Output:
activity
asphyxiate
dioxide
lake
villager