Input: Identify the most salient words:

the morning sun causes steam to rise

Output: rise
steam
sun

Input: Identify the most salient words:

fans celebrate during parade and rally

Output: celebrate
fan
parade

Input: Identify the most salient words:

sheep follow a shepherd down a hillside

Output: follow
sheep
shepherd

Input: Identify the most salient words:

these soldiers share a joke during training

Output:
joke
share
training