Input: Identify the most salient words:

troops arrive at their barracks to reinforce fellow troops following the siege by militants

Output: arrive
barrack
militant
reinforce
troop

Input: Identify the most salient words:

soldiers patrol as tourists visit the cathedral .

Output: cathedral
tourist
visit

Input: Identify the most salient words:

This is someones couch in their living room in their home.

Output: couch
home
room

Input: Identify the most salient words:

a digital watercolour painting of passengers in an underground train .

Output:
painting
passenger
train