The Rite of Spring piano version, subsequently lost, which he may have used to demonstrate the work to Diaghilev and the Ballet Russes conductor Pierre Monteux in April 1912. He also made a four-hand piano arrangement which became the first published version of "The Rite"; he and the composer Claude Debussy played the first half of this together, in June 1912. Following Diaghilev's decision to delay the premiere until 1913, Stravinsky put " The Rite" aside during the summer of 1912. He enjoyed the Paris season, and accompanied Diaghilev to the Bayreuth Festival to attend a performance of "Parsifal". Stravinsky resumed work on "The
The Rite of Spring of musical language that they could never again be put together as before". The academic and critic Jan Smaczny, echoing Bernstein, calls it one of the 20th century's most influential compositions, providing "endless stimulation for performers and listeners". According to Kelly the 1913 premiere might be considered "the most important single moment in the history of 20th century music", and its repercussions continue to reverberate in the 21st century. Ross has described "The Rite" as a prophetic work, presaging the "second avant-garde" era in classical composition—music of the body rather than of the mind, in which "[m]elodies would follow the