Concerto in C for violin,cello and piano,Op.56 'Triple Concerto' Concerto for violin,cello and piano,Op.56 Concerto for piano, violin, cello and orchestra in Cmajor, op. 56 "Triple concerto" Concerto for piano, violin, cello and orchestra in C major, op. 56 : Triple concerto Concerto for Piano,Violin,Cello and Orchestra in C major,op.56 'Triple Concerto' Concerto for piano, violin, violoncello and orchestra in C major op. 56 "triple concerto" Concerto for piano, violin, violoncello and orchestra in C major, op. 56 "Triple concerto" Concerto for Piano,Violin,Cello and Orchestra in C major,Op.56 'Triple Concerto' Concerto for Piano, Violin, Cello and Orchestra in C major, oop. 56, "Triple Concerto" Concerto for Piano, Violin, Violoncello and Orchestra in C major, op.56 "Triple Concerto"