Input: Identify the most salient words:

orange brown leaves cling to branches despite the weight of snow

Output: branch
cle
leave

Input: Identify the most salient words:

hundreds of people gathered downtown for festival .

Output: downtown
gather
hundred

Input: Identify the most salient words:

politician standing with friends at an event

Output: event
politician
stand

Input: Identify the most salient words:

earth rising over the lunar surface as seen by the mission .

Output:
earth
mission
rise