The process of creating a quintet, by including a cello to classical quartet, always a challenge for the composer, either Boccherini, Onslow o Schubert. In this case, Schubert raised in his opus 163 Posthumous a change with respect to the rule, by a more serious color and a masterly control, looking for a clear orchestral and metaphysical dimension so overwhelming that the work has become one of the tops of chamber music. The Arcanto quartet with the collaboration of cellist Oliver Marron on this recording.