digraph G {
  bgcolor="transparent";
  rankdir="TB";
  fontname="Helvetica,Arial,sans-serif";
  node [fontname="Helvetica,Arial,sans-serif"; fontsize=10];
  edge [fontname="Helvetica,Arial,sans-serif"; fontsize=9; fontcolor="dimgrey";
        labelfontcolor="blue"; labeldistance=2.0];
  graph [pad="0.5", nodesep="1", ranksep="1"];
  splines="ortho";

  dc [label="dc"; style="dashed"; color="dimgrey"; fontcolor="dimgrey"];
  xsd [label="xsd"; style="dashed"; color="dimgrey"; fontcolor="dimgrey"];
  uuid [label="■ Uuid"; style="dashed"; color="dimgrey"; fontcolor="dimgrey"];
  example [label="Example"; penwidth=1.5];
  example -> uuid [tooltip="example_id";dir="both";arrowtail="teetee";arrowhead="teetee"];
  example -> uuid [tooltip="version";dir="both"; arrowhead="teetee"];
  example -> sdml__string [tooltip="name";dir="both"; arrowhead="teetee"];
}