echo 'digraph {

"Reiko Natsume" -> "Takashi Natsume" [taillabel = "Grandson of"]
"Shigeru Fujiwara" -> "Takashi Natsume" [taillabel = "Roommate of"]
"Touko Fujiwara" -> "Takashi Natsume" [taillabel = "Roommate of"]
"Kaname Tanuma" -> "Takashi Natsume" [taillabel = "Friend of"]
"Takashi Natsume" -> "Reiko Natsume" [taillabel = "Grandmother of"]
"Tanuma's father" -> "Kaname Tanuma" [taillabel = "son of"]
"Takashi Natsume" -> "Kaname Tanuma" [taillabel = "Friend of"]
"Shigeru Fujiwara" -> "Touko Fujiwara" [taillabel = "Wife of"]
"Touko Fujiwara" -> "Shigeru Fujiwara" [taillabel = "Husband of"]
}' | dot -Tsvg > output.svg