Trio for Clarinet, Viola and Piano in E flat K.498 "Kegelstatt" - Trio for Piano,Violin and Viola in E flat,K.498"Kegelstatt-Trio" : Mozart: Trio for Clarinet, Viola and Piano in E flat K.498 "Kegelstatt" - Trio for Piano,Violin and Viola in E flat,K.498"Kegelsta