Input: Identify the most salient words:

tractor and combine harvester collecting the grain during harvesting england

Output: combine
grain
harvester
tractor

Input: Identify the most salient words:

coach reacts after his players failed during an international friendly match .

Output: fail
player
react

Input: Identify the most salient words:

feelings come and go like clouds in a windy sky .

Output: cloud
come
sky

Input: Identify the most salient words:

professional boxer wants boxer to return to the boxing ring

Output:
boxer
return
ring