Input: Identify the most salient words:

a depiction of the space shuttle docked at satellite orbiting earth .

Output: dock
satellite
shuttle

Input: Identify the most salient words:

mother and daughter sharing an apple in the park

Output: apple
daughter
mother
share

Input: Identify the most salient words:

a girl throws a bouquet of roses under his feet and leaves

Output: bouquet
leave
rose

Input: Identify the most salient words:

olympic athletes compete in metres final during day .

Output:
athlete
compete
day
metre