echo 'digraph {

"Izumi Takano" -> "Kousuke Wakamiya" [taillabel = "classmate of"]
"Kousuke Wakamiya" -> "Izumi Takano" [taillabel = "classmate of"]
"Nao Konoha" -> "Izumi Takano" [taillabel = "Friend of"]
}' | dot -Tsvg > output.svg