In this task, you are given books product reviews in English language. The goal is to classify the review as "POS" if the overall sentiment of the review is positive or as "NEG" if the overall sentiment of the review is negative.

Example Input: This Book is a Hit! . I am returning to the market after several years in the motion picture industry and was looking for a refresher on the business end of photography. Vik Orenstein has provided a wonderful primer for both beginner and professional alike, and I unreservedly recommend this book to anyone who is serious about pursuing a career in photography. She thoroughly covers necesary subjects such as choosing CPAs and lawyers, networking, and the various photographic markets available for pursuit. She does all of this in a winsome way, relating both her successes and failures as she developed and grew her own studios. If you are considering entering the field of photography as a professional, seriously consider purchasing this book. You will be making a very wise investment
Example Output: POS

Example Input: Let me save you $12.21 today. . This has to be my least favorite of my Kiyosaki collection. I will sum it up for you...think and know the power of Leverage, Passive income is taxed at a lower rate than Earned income, and you gotta buy assets! There, you can continue shopping
Example Output: NEG

Example Input: Barrio Boy . I found "Barrio Boy" to be very boring, as a matter of fact I didn't even try to finish the book. So save your money and buy something better
Example Output:
NEG