Input: Identify the most salient words:

armed force escorted the flotilla through sea on monday

Output: flotilla
force
monday

Input: Identify the most salient words:

this map shows the potential route and then down road to join a city .

Output: city
map
road

Input: Identify the most salient words:

a helicopter escorted aircraft as it flew over the statue of liberty on its way

Output: fly
liberty
statue

Input: Identify the most salient words:

a dead gray newborn whale was spotted off a city monday .

Output:
city
spot
whale