Input: Identify the most salient words:

scattered haystacks and farmers threshing rice with a machine directly in the field

Output: farmer
field
machine
rice

Input: Identify the most salient words:

replica of the tank that ended military conflict .

Output: conflict
end
tank

Input: Identify the most salient words:

a digital watercolour painting of an underground train at a station .

Output: painting
station
train

Input: Identify the most salient words:

A screen is mounted on a wall over two chairs.

Output:
chair
mount
wall