Input: Identify the most salient words:

a lone firefighter works hard to extinguish the fire and stop it from spreading more

Output: fire
firefighter
stop

Input: Identify the most salient words:

red squirrel feeding on seeds and nuts while perched on the top of a decaying tree stump

Output: decay
nut
perch
stump
top

Input: Identify the most salient words:

barge with men traveling at the bridge on a sunny spring day

Output: barge
day
travel

Input: Identify the most salient words:

Someone is placing a tape like substance on a tire, then runs a tool across the tape.

Output:
place
tape
tire
tool