Input: Identify the most salient words:

small windmills pumping water from wells for agriculture are a common sight

Output: water
well
windmill

Input: Identify the most salient words:

with stone built terraced housing on either side in the town

Output: housing
terrace
town

Input: Identify the most salient words:

blooming peony with red flowers in the garden

Output: bloom
garden
peony

Input: Identify the most salient words:

murals depicting firefighters in action decorate the walls

Output:
depict
mural
wall