Input: Identify the most salient words:

A pair of giraffes grazing on a field next to trees.

Output: giraffes
pair
tree

Input: Identify the most salient words:

left pan across a lake

Output: lake
leave
pan

Input: Identify the most salient words:

man driving model during an event

Output: drive
event
model

Input: Identify the most salient words:

An airplane sits on the tarmac at an airport.

Output:
airplane
airport
sit
tarmac