Input: Identify the most salient words:

soldiers on top of a battle tank on the border

Output: soldier
tank
top

Input: Identify the most salient words:

stock footage of wind turbines rotating against a blue sky in meadows

Output: rotate
sky
turbine

Input: Identify the most salient words:

a relief carving from the ruins

Output: carve
relief
ruin

Input: Identify the most salient words:

gargoyle overlooking dome and other roofs on a dull day

Output:
dome
overlook
roof