Input: Identify the most salient words:

a sleigh carrying the mail through a tunnel built by military commander

Output: build
carry
commander

Input: Identify the most salient words:

On the bridge, someone leans over the railing and gazes down at the flooding bow and front well deck.

Output: gaze
lean
railing

Input: Identify the most salient words:

modern chairs in bright colours for a room

Output: chair
colour
room

Input: Identify the most salient words:

peaches growing on a tree

Output:
grow
peach
tree