Input: Identify the most salient words:

palace at changing of the guard

Output: change
guard
palace

Input: Identify the most salient words:

we meet our destiny on the road we take to avoid it .

Output: avoid
destiny
meet
road

Input: Identify the most salient words:

boys shepherd a flock of goats and sheep across a field below the ancient site

Output: flock
sheep
shepherd

Input: Identify the most salient words:

brown and white husky bulls with short horns grazing in a pasture and having tagged ears

Output:
graze
horn
pasture