Instruct: Classify Amazon reviews into positive or negative sentiment
Query: its about A bad luck charme, called a Grool.

This thing that look like a sponge is getting down rightanoying for Kat, and Daniel for exampel once they buried theGrool in there yard, the next morning everything at thatpart of the yard was dead and trust me that is not the worst thingthat happened to know the parts that are worse than thisyou can read this book.