Input: Identify the most salient words:

A skier bends his knees as he descends a slope.

Output: descend
skier
slope

Input: Identify the most salient words:

tourists walking down tourist attraction

Output: attraction
tourist
walk

Input: Identify the most salient words:

gargoyle in the clock tower is a tourist attraction in the city

Output: city
gargoyle
tower

Input: Identify the most salient words:

bread and cakes for sale at a market stall

Output:
bread
sale
stall