Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Gonzalo, the best young musician to come along in over a de

Gonzalo Rubalcaba is the best I've heard in quite some time. I am a jazz pianist with five CD's in the stores and on Amazon. If you haven't heard Gonzalo, you are really missing out on greatness. Gonzalo will be around for a very long time. I had the pleasure of hearing him at syphony hall here in Chicago and he blew me away.