Input: Identify the most salient words:

biological phylum grows heavily on the bark of this tree and creates an appealing texture .

Output: bark
grow
texture
tree

Input: Identify the most salient words:

a dramatic sky over aa field in the village

Output: field
sky
village

Input: Identify the most salient words:

a container ship departs port assisted by a tug

Output: assist
port
tug

Input: Identify the most salient words:

Kids try to cool off during a summer day.

Output:
cool
day
kid