echo 'digraph {

"Tokushirou Tsurumi" -> "Kouichi Hasegawa" [taillabel = "[s]secret identity[/s] of"]
"Olga" -> "Kouichi Hasegawa" [taillabel = "Father of"]
"Fina" -> "Kouichi Hasegawa" [taillabel = "Husband of"]
"Olga" -> "Fina" [taillabel = "Mother of"]
"Kouichi Hasegawa" -> "Fina" [taillabel = "Wife of"]
"Fina" -> "Olga" [taillabel = "Daughter of"]
"Kouichi Hasegawa" -> "Olga" [taillabel = "Daughter of"]
}' | dot -Tsvg > output.svg