Input: Identify the most salient words:

vertical row of tomatoes grown

Output: grow
row
tomato

Input: Identify the most salient words:

to understand the biology of marine organisms we must know something about the environment in which they live .

Output: know
live
organism

Input: Identify the most salient words:

cruise ship anchored in a city off east coast

Output: anchor
coast
ship

Input: Identify the most salient words:

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

Output:
centre
city
leave