Input: Identify the most salient words:

a burning flag is seen during a demonstration against politician outside his campaign rally .

Output: burn
demonstration
flag
politician

Input: Identify the most salient words:

footballer in action during a training session

Output: action
footballer
session

Input: Identify the most salient words:

politician addressing a large crowd following the declaration of independence

Output: address
crowd
declaration

Input: Identify the most salient words:

this butterfly took the flowers with him to the sky .

Output:
butterfly
flower
take