Input: Identify the most salient words:

a poster urging people to vote

Output: poster
urge
vote

Input: Identify the most salient words:

Two giraffes reach for the food in the tree.

Output: food
giraffe
reach

Input: Identify the most salient words:

an interesting texture of an old stone near the sea

Output: sea
stone
texture

Input: Identify the most salient words:

branches of the vine grow around the old walls

Output:
grow
vine
wall