node { shape: circle; }

[ compare ] { background: #c1b2ff; shape: rect; }
[ main ] { shape: rect; }
[ make_string ] { label: make a\n string; }

[ main ] ..> [ init ]
[ main ] --> [ parse ]
[ main ] -- Testlabel --> [ cleanup ]
[ main ] -  100 times - > { color: red; } [ printf ]
[ init ] --> [ make_string ]
[ parse ] --> [ execute ]
[ execute ] --> { color: red; } [ compare ]
[ execute ] --> [ make_string ]