Input: Identify the most salient words:

clouds disappearing in the sky

Output: cloud
disappear
sky

Input: Identify the most salient words:

A giraffe is bending down and eating grass.

Output: bend
eat
giraffe
grass

Input: Identify the most salient words:

new shutters were added to the home .

Output: add
home
shutter

Input: Identify the most salient words:

the sculpture entitled looks out .

Output:
entitle
look
sculpture