Input: Identify the most salient words:

biological species on a branch with a seed

Output: branch
seed
specie

Input: Identify the most salient words:

walkers weave their way up the mountain

Output: mountain
walker
way

Input: Identify the most salient words:

wallpaper containing a portrait titled

Output: contain
portrait
title
wallpaper

Input: Identify the most salient words:

medical team talking to a patient

Output:
patient
talk
team