Input: Identify the most salient words:

woman buying food at the local shop

Output: buy
food
shop

Input: Identify the most salient words:

A pig is rolling through some mud.

Output: mud
pig
roll

Input: Identify the most salient words:

road in a shape of heart with arrow piercing a heart .

Output: arrow
heart
shape

Input: Identify the most salient words:

players warm up ahead of the rugby union match between administrative division and a city .

Output:
city
match
player
warm