Tonight at Ravinia, James Gaffigan leads the Lucerne Symphony Orchestra in Prokofiev and Rachmaninoff. Pianist George Li will solo in Rachmaninoff’s Rhapsody on a theme by Paganini. There will also be music from Prokofiev’s ballet, “Romeo and Juliet”, and selections from a surreal, fairytale opera by Prokofiev that had its first performance in Chicago’s auditorium Theatre in 1921. What is the title of this opera?