Input: Identify the most salient words:

map of sites with coral data published in this and earlier papers

Output: datum
map
site


Input: Identify the most salient words:

An airplane is taking off for flight to a new airport. 

Output: airplane
airport
flight


Input: Identify the most salient words:

The man docked his motorboat  at the pier

Output: dock
motorboat
pier


Input: Identify the most salient words:

Read train pulling multiple silver box cars behind it. 

Output:
car
pull
read
train