beatsound =
  wave: 'noise'
  attack: .01
  decay: .1
  gain: 1
  cutfollow: 4
  resonance: 5

p2 = new Piano
for [1..2]
  p2.play
    timbre: beatsound
    tempo: 120
    song: """
    C C C Z 
    C C/2 C/2 C Z
    C C C Z
    C C/2 C C/2 Z
    """

p1 = new Piano
for [1..2]
  p1.play """
    E E/2 E E E/2
    F E/2 F/2 G Z
    E E/2 E/2 E E
    E F D Z
    """