Input: Identify the most salient words:

A small baby was crawling on the ground and laughing and listening to some one

Output: crawl
ground
laugh

Input: Identify the most salient words:

clouds the clouds soaring in the sky

Output: cloud
sky
soar

Input: Identify the most salient words:

The end credits run up the screen.

Output: credit
run
screen

Input: Identify the most salient words:

young fans show their colours during a training session and fan day

Output:
colour
day
fan