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Expansion, availability and acceptance of World Wide Web (WWW) have dramatically changed the way people think and express their opinions and sentiments. Due to the veracity of the internet, people are inclined to purchase online and used to express their experiences, in the form of reviews, on the buyer’s or merchant’s websites, social media, web forums and blogs. These experiences of people contain valuable information for the manufacturers to know customer’s satisfaction against their products and for other potential buyers to acquire sufficient knowledge before selecting a purchase. Aspect-based sentiment analysis deals with the extraction of such valuable information or knowledge from customer’s reviews. One of the key tasks of the aspect-based sentiment analysis is to learn the association or relationship among user’s opinions and their targets. In the recent years, dependency tree-based approaches …