def star():
    """ A canvas representing a six-branches star.
      Clearly not the best canvas for a Viennese Maze.
  To see what it looks like, type:

  >>> Vmaze(** star() ).draw_quick()

  """
    return {'start': 0, 'goal': 12, 'canvas': [(0, 2), (0, 3), (1, 2), (1, 
        7), (2, 3), (2, 6), (2, 7), (3, 4), (3, 5), (3, 6), (4, 5), (5, 11),
        (5, 10), (5, 6), (6, 7), (6, 9), (6, 10), (7, 8), (7, 9), (8, 9), (
        9, 10), (9, 12), (10, 11), (10, 12)], 'nodes_pos': {(0): [0.474, 
        0.895], (1): [0.316, 0.789], (2): [0.421, 0.789], (3): [0.526, 
        0.789], (4): [0.632, 0.789], (5): [0.579, 0.684], (6): [0.474, 
        0.684], (7): [0.368, 0.684], (8): [0.316, 0.579], (9): [0.421, 
        0.579], (10): [0.526, 0.579], (11): [0.632, 0.579], (12): [0.474, 
        0.474]}}
