Chopin, Mazurka in B-flat Minor, Op. 24 #4 Elliott Carter, 90+   Luciano Berio, Luftklavier Leos Janacek, "In the Mists", Movement I:  Andante Beethoven, Sonata in G Major, Op. 31 no. 1, I. Allegro vivace

Photo Credit: Tristan Cook, courtesy of Music@Menlo festival