Input: Identify the most salient words:

a monarch butterfly gathers pollen from a flower during the annual migration .

Output: butterfly
flower
gather
pollen

Input: Identify the most salient words:

row of slot machines in a casino

Output: casino
machine
row

Input: Identify the most salient words:

biological species strolling along the beach on the edge of the tide

Output: beach
edge
tide

Input: Identify the most salient words:

statue of deity in a garden

Output:
deity
garden
statue