Input: Identify the most salient words:

river is one of many waterways running through protected site .

Output: protect
river
run
site

Input: Identify the most salient words:

farmers harvesting grapes from a cultivated field

Output: cultivate
field
harvest

Input: Identify the most salient words:

tips to increase your chances of going to the gym ... and staying there

Output: chance
gym
increase
stay

Input: Identify the most salient words:

church with bells on the top located was built

Output:
build
church
top