// dot -Tgif hh.dot -o hh_graph.gif && ee hh_graph.gif
digraph G {
  "hh.gif.com" [shape = "box"];
  "hh.txt.com" [shape = "box"];
  "hh.gif.com" -> "hh.txt.com" [label = "Ruby"];
  "hh.gif.com" -> "hh.txt.com" [label = "Perl"];
  "hh.txt.com" -> "hh.gif.com" [label = "Ruby"];
  "hh.txt.com" -> "hh.gif.com" [label = "Perl"];
  "hh.gif.com" -> "assimilated" [label = "Java"];
  "hh.gif.com" -> "be" [label = "Perl 1111"];
  "hh.gif.com" -> "will" [label = "UTF8"];
  "hh.gif.com" -> "you" [label = "animation"];
  "hh.gif.com" -> "resistance" [label = "steganography"];
  "hh.txt.com" -> "futile" [label = "Python"];
  "hh.txt.com" -> "is" [label = "Haskell"];
  "hh.gif.com" -> "happy hacking!" [label = "dosemu"];
  "hh.txt.com" -> "happy hacking!" [label = "dosemu"];
}