Input: Identify the most salient words:

event divided the world which was half way .

Output: divide
event
world

Input: Identify the most salient words:

aerial view of the earth and clouds from a flying plane

Output: cloud
earth
fly
plane

Input: Identify the most salient words:

TONS OF BASKETS OF APPLES FOR SALE AT AN OUTSIDE MARKET

Output: apples
basket
sale

Input: Identify the most salient words:

mountain stream flowing in the forest between the stones

Output:
flow
forest
stone
stream