Input: Identify the most salient words:

what kind of physical properties are used to identify minerals .

Output: identify
mineral
property

Input: Identify the most salient words:

politician is featured with his new bride in an edition

Output: edition
feature
politician

Input: Identify the most salient words:

a cars on the highway in the mountains

Output: car
highway
mountain

Input: Identify the most salient words:

tourists leaving the monastery shot with dolly

Output:
leave
monastery
tourist