echo 'digraph {

"Youko Nakajima" -> "Rakushun" [taillabel = "Friend of"]
"Ikuya Asano" -> "Youko Nakajima" [taillabel = "Classmate of"]
"Yuka Sugimoto" -> "Youko Nakajima" [taillabel = "Classmate of"]
}' | dot -Tsvg > output.svg