Input: Identify the most salient words:

A zebra with its head bent down eating the grass.

Output: bend
eat
head

Input: Identify the most salient words:

abstract big burning asteroid flying through the space .

Output: asteroid
fly
space

Input: Identify the most salient words:

A wall mounted urinal in a checker tiled rest room.

Output: room
tile
wall

Input: Identify the most salient words:

car and passenger ferry departing for island

Output:
depart
ferry
island