digraph CFG {
  node [fontname="Helvetica"];
  n857 [label="START", shape=ellipse, style=filled, color=gray];
  n857 -> n859;
  n859 [label="True", shape=box];
  n859 -> n860;
  n860 [label="False", shape=box];
  n860 -> n861;
  n861 [label="True && False", shape=box];
  n861 -> n862;
  n862 [label="<?>", shape=diamond];
  n862 -> n866 [label="T"];
  n862 -> n867 [label="F"];
  n866 [label="1", shape=box];
  n866 -> n858;
  n858 [label="END", shape=ellipse, style=filled, color=gray];
  n867 [label="0", shape=box];
  n867 -> n858;
}