Input: Identify the most salient words:

A woman walks on a treadmill inside of her home.

Output: home
treadmill
walk

Input: Identify the most salient words:

a flock of fish floating among the reefs

Output: fish
float
reef

Input: Identify the most salient words:

Someone enters the room and looks about him cautiously.

Output: enter
look
room

Input: Identify the most salient words:

suspension bridge and us county covered by fog

Output:
bridge
cover
fog