Instruct: Classify Amazon reviews into positive or negative sentiment
Query: This is one of the best book ever!

A boy named Andy looks for a man named Coley Joe who was in his family a long ago!He does a lot of researching.He gets a couple of scary warnings.The book is called The Search for the Shadowman.The auther is Joan Lowery Nixon.I really like the book because it was a really good mystery book and because it was very scary!I would like to read more books by this auther!