echo 'digraph {

"Ken Utonium" -> "Professor Utonium Kitazawa" [taillabel = "Father of"]
"Professor Utonium Kitazawa" -> "Ken Utonium" [taillabel = "Son of"]
"Poochi" -> "Ken Utonium" [taillabel = "Owner of"]
}' | dot -Tsvg > output.svg