Input: Identify the most salient words:

soldiers with a team provide security while others conduct a survey of a building

Output: conduct
provide
security
soldier

Input: Identify the most salient words:

clouds coming in the sky bringing the rain

Output: bring
rain
sky

Input: Identify the most salient words:

A guy is explaining how a remote control works by moving levers.

Output: lever
move
work

Input: Identify the most salient words:

images of claws of eagle with regard to close up of a bald eagle in flight showing his claws

Output:
eagle
flight
image