echo 'digraph {

"Kenji Otozawa" -> "Yoshie Otozawa" [taillabel = "Mother of"]
"Makoto Sakurai" -> "Kenji Otozawa" [taillabel = "Friend of"]
"Yoshie Otozawa" -> "Kenji Otozawa" [taillabel = "Son of"]
}' | dot -Tsvg > output.svg