Instruct: Classify an Amazon review into positive or negative sentiment.
Query: Excellent book

This is really the best book on yoga asana by someone who had a long experience with it. Very easy to read and user friendly. It is one of thebest gift from India to the world. I can say only one word to the authorand his guru/father : Thank you ! May God bless the author to be able to live to one hundred like his father.