Part 1. Definition
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.
Part 2. Example
Hopeful for those who seek harmony in the world . I wouldn't recommend this to anyone who thinks that religious wars, repression of individual spirits or rape of the earth are good things. Those who seek peace, harmony, celebration of each of us and respect for  our earth will find this hopeful
Answer: POS
Explanation: The overall sentiment of the review is positive as the reviewer mentions positive expressions such as 'hopeful', 'will find this helpful' etc.. Hence, the label is 'POS'.
Part 3. Exercise
Super Lame! . Like others who have reviewed this book, I was very disappointed. I was completely surprised when the story was resolved on page 200 and, it looked like I had 1/2 the book left to read!  I will try the next one in case things improve.  If not, I'm done with the series
Answer:
NEG