You will be given a definition of a task first, then some input of the task.
Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

This book is totally engulfing from page one .It puts thereader inside the fall of a great empire . It really makesyou feel as if though you were there . And it also gives youso much knowledge , that you could talk about it as if thoughwere there . A definite must read for anyone interested inhistory , and for those who are not also . Because it is agreatly written story about the most important event in thiscentury
Output:
Positive