Input: Identify the most salient words:

A black bear beside a man-made pond in an enclosure.

Output: bear
enclosure
pond

Input: Identify the most salient words:

Several skiers and snowboarders relaxing in the snow.

Output: relax
snow
snowboarder

Input: Identify the most salient words:

assistant coach leaves the plane after arriving at the airport on the island

Output: airport
arrive
plane

Input: Identify the most salient words:

religious leader holds a crucifix as he celebrates western christian holiday of the lord mass .

Output:
celebrate
hold
holiday
leader