Bruno Mantovani stated that writing a score for an orchestral instrument in combination with a piano was one of the most difficult things to manage; it was a difficulty that arose in the sclerotization of an instrumental hierarchy that saw the piano as an irreplaceable protagonist, champion of concerts, melodies and compositional exposition. Fortunately, one of the obstacles that was overcome by the contemporary vision of music was precisely the “protagonism” of an instrument: this change made it