echo 'digraph {

"Hansuke Doi" -> "Rikichi Yamada" [taillabel = "Friend of"]
"Denzou Yamada" -> "Rikichi Yamada" [taillabel = "son of"]
"Inadera Rantarou" -> "Hansuke Doi" [taillabel = "teacher of"]
"Rikichi Yamada" -> "Hansuke Doi" [taillabel = "Friend of"]
"Kirimaru Settsuno" -> "Hansuke Doi" [taillabel = "teacher of"]
"Shinbei Fukutomi" -> "Hansuke Doi" [taillabel = "teacher of"]
"Kisanta Yamamura" -> "Hansuke Doi" [taillabel = "teacher of"]
"Rikichi Yamada" -> "Denzou Yamada" [taillabel = "Father of"]
}' | dot -Tsvg > output.svg