Input: Identify the most salient words:

politicians host a lunch for members of the family

Output: family
host
lunch

Input: Identify the most salient words:

type of dish for a leaving party

Output: dish
party
type

Input: Identify the most salient words:

cows grazing fresh green grass on meadow in a farmland in photo

Output: cow
grass
graze
meadow

Input: Identify the most salient words:

fishing boats harbor under a clear blue sky

Output:
boat
harbor
sky