text: /* global AudioContext */
  
  var score = require('..')
  var player = require('../ext/player')
  var ac = new AudioContext()
  
  var h = score(
    ['vel', 80, ['melody', '4/4', 'c4 d4 e4 f4 | g4 a4 b4 c5 | _ . . .']],
    ['vel', 10, ['harmony', '4/4', 'Cmaj7 | Dm7 Gdom | C']]
  )
  
  player.play(ac, player.synth, score.tempo(120, h))
  