Input: Identify the most salient words:

Sweet potatoes, peppers and onions an a rectangular white plate.

Output: onion
pepper
potato

Input: Identify the most salient words:

may the love and happiness you share with others return to you tenfold .

Output: love
return
share

Input: Identify the most salient words:

researcher that investigation of liquid in test tube in laboratory

Output: laboratory
researcher
tube

Input: Identify the most salient words:

stream and waterfall in the tropical rainforest in the state do constitutional republic

Output:
rainforest
stream
waterfall