Input: Identify the most salient words:

protect your car against the accumulated salt from winter

Output: car
protect
winter

Input: Identify the most salient words:

politician chaired meeting on friday .

Output: chair
meeting
politician

Input: Identify the most salient words:

helicopter flying over hills in front of the sun

Output: fly
front
helicopter

Input: Identify the most salient words:

flock of wild turkeys in a field in autumn

Output:
autumn
field
flock