Input: Identify the most salient words:

a soldier says goodbye to his best friend

Output: goodbye
say
soldier

Input: Identify the most salient words:

pilot boat navigating towards cargo ship

Output: boat
navigate
ship

Input: Identify the most salient words:

actor blurred the lines between good and evil as comic book character in film .

Output: blur
evil
good
line

Input: Identify the most salient words:

a dam with water flowing down its gates .

Output:
flow
gate
water