Input: Identify the most salient words:

helicopter of the historic flight at an airshow .

Output: airshow
flight
helicopter

Input: Identify the most salient words:

widening the road will improve safety .

Output: improve
road
safety

Input: Identify the most salient words:

cruise ship passes banking and financial centre as it leaves the city .

Output: centre
city
leave

Input: Identify the most salient words:

president congratulates olympic athlete on winning the award for a second consecutive year

Output:
athlete
olympic
win