Definition: Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.
Input: In 2081, a new kind of telescope, using subtle quantum effects, allows for a detailed examination of all the planets of the galaxy and abroad. Life is present everywhere, but not civilization. Subtle evidences show that civilizations are numerous, but that they disappeared... Where? What is our own enthralling future?This book is anticipation in the Jules Vernes style: bold but realistic prospects with nowaday 2000' science, some scientific popularization, without forgetting warm-hearted characters in an optimistic vision of life.Richard Trigaux, author.
Output:
Positive