Input: Identify the most salient words:

the first train arrived from city

Output: arrive
city
train

Input: Identify the most salient words:

vegetables in the crock pot for soup

Output: pot
soup
vegetable

Input: Identify the most salient words:

the boats filling up with tourists

Output: boat
fill
tourist

Input: Identify the most salient words:

byzantine structure has enormous light fixtures hanging low to the floor creating a romantic and surreal atmosphere

Output:
atmosphere
create
floor