text: ComplexDiagram(
  	Sequence (Choice (0, 'keyDown', 'keyUp'), Choice (0, Sequence (Comment ('1'), NonTerminal('char')), Sequence (Comment ('2'), '[', NonTerminal('charlist'), ']'), Sequence (Comment ('3'), '*'), Sequence (Comment ('4'), NonTerminal('controlKey'))))
  ).addTo()
  
  