digraph GlobalElement {
  mindist = 2.0
  1 -> 3 [label="complexType"]
  1 -> 4 [label="alternative"]
  1 -> 2 [label="annotation"]
  1 -> 5 [label="key"]
  1 -> 3 [label="simpleType"]
  1 -> 5 [label="keyref"]
  1 -> 5 [label="unique"]
  2 -> 3 [label="complexType"]
  2 -> 4 [label="alternative"]
  2 -> 5 [label="key"]
  2 -> 3 [label="simpleType"]
  2 -> 5 [label="keyref"]
  2 -> 5 [label="unique"]
  3 -> 4 [label="alternative"]
  3 -> 5 [label="key"]
  3 -> 5 [label="keyref"]
  3 -> 5 [label="unique"]
  4 -> 4 [label="alternative"]
  4 -> 5 [label="key"]
  4 -> 5 [label="keyref"]
  4 -> 5 [label="unique"]
  5 -> 5 [label="key"]
  5 -> 5 [label="keyref"]
  5 -> 5 [label="unique"]
  1 [shape=doublecircle, style=filled, color=blue]
  2 [shape=doublecircle, style=filled, color=green]
  3 [shape=doublecircle, style=filled, color=green]
  4 [shape=doublecircle, style=filled, color=green]
  5 [shape=doublecircle, style=filled, color=green]
}
