Puccini-M.Butterfly (Act2) Un bel dì vedremo-Soprano and piano for Piano,Soprano Voice written by Puccini Giacomo. The format of this sheet music is Sheet Music Single,Solo Part and it’s published by Santino Cara. Puccini-M.Butterfly (Act2) Un bel dì vedremo-Soprano and piano is part of the following sheet music categories: Opera.