Input: Identify the most salient words:

biological species is an essential ingredient to most any delicious dish .

Output: dish
ingredient
specie

Input: Identify the most salient words:

close up winter scene of flowers covered in frost in a country garden

Output: flower
garden
scene

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
perch
seed
squirrel
stump

Input: Identify the most salient words:

aircraft model can fly like an airplane and land like a helicopter .

Output:
airplane
fly
helicopter