digraph GlobalAttribute {+
−
  mindist = 2.0+
−
  1 -> 2 [label="annotation"]+
−
  1 -> 3 [label="simpleType"]+
−
  2 -> 3 [label="simpleType"]+
−
  1 [shape=doublecircle, style=filled, color=blue]+
−
  2 [shape=doublecircle, style=filled, color=green]+
−
  3 [shape=doublecircle, style=filled, color=green]+
−
}+
−