Input: Identify the most salient words:

some of the buildings are built over water

Output: build
building
water

Input: Identify the most salient words:

a boat sits at anchor early morning .

Output: anchor
boat
sit

Input: Identify the most salient words:

monkey eating on a branch .

Output: branch
eat
monkey

Input: Identify the most salient words:

road curving on a hill overlooking a lake

Output:
curve
lake
road