Schubert Arpeggione Sonata 1st Movement Flute Ensemble.This arrangement for large flute ensemble comes from Shaul Ben-Meir, whose numerous adaptations have significantly helped to build the flute ensemble library. Scored for a minimum of 8 players, this flexible arrangement allows for optional doublings on these 8 parts as well as optional contrabass flute and/or string bass. For advanced ensembles.