Input: Identify the most salient words:

butterfly perched on a flower

Output: butterfly
flower
perch

Input: Identify the most salient words:

map of sites with coral data published in this and earlier papers

Output: datum
map
site

Input: Identify the most salient words:

add a fruit to your breakfast

Output: add
breakfast
fruit

Input: Identify the most salient words:

image of a young couple hugging while lying on the ground on warm autumn day

Output:
couple
day
image