Instruct: Classify Amazon reviews into positive or negative sentiment
Query: In memoriam of the pianist of the Presidents!

October 8 2011 was the day in which the flame of life of Mr. Piano came to an end. Roger Williams was the referential cornerstone of the easy to listen music through the second half of the XX Century, and became a crucial gateway for others like Peter Nero, Henry Mancini or Richard Clayderman. Owner of a refined taste and free of pyrothecnical exhibitionisms a lo Liberace for instance, he truly elevated the level of this genre to unsuspected heights.Rest in peace!