echo 'digraph {

"Ayuko Oka" -> "Mikoto Urabe" [taillabel = "Friend of#"]
"Akira Tsubaki" -> "Mikoto Urabe" [taillabel = "Girlfriend of"]
"Youko Tsubaki" -> "Akira Tsubaki" [taillabel = "Younger Brother of"]
"Kouhei Ueno" -> "Akira Tsubaki" [taillabel = "Friend of#"]
"Mikoto Urabe" -> "Akira Tsubaki" [taillabel = "Boyfriend of"]
"Mikoto Urabe" -> "Ayuko Oka" [taillabel = "Friend of#"]
"Kouhei Ueno" -> "Ayuko Oka" [taillabel = "Girlfriend of"]
}' | dot -Tsvg > output.svg