echo 'digraph {

"Hifumi Ajitani" -> "Koharu Shimoe" [taillabel = "Classmate of"]
"Hanako Urawa" -> "Koharu Shimoe" [taillabel = "Classmate of"]
"Azusa Shirasu" -> "Koharu Shimoe" [taillabel = "Classmate of"]
"Azusa Shirasu" -> "Hifumi Ajitani" [taillabel = "Friend of"]
"Koharu Shimoe" -> "Hifumi Ajitani" [taillabel = "Classmate of"]
"Hanako Urawa" -> "Hifumi Ajitani" [taillabel = "Classmate of"]
"Hifumi Ajitani" -> "Azusa Shirasu" [taillabel = "Friend of"]
"Hanako Urawa" -> "Azusa Shirasu" [taillabel = "Classmate of"]
"Koharu Shimoe" -> "Azusa Shirasu" [taillabel = "Classmate of"]
"Hifumi Ajitani" -> "Hanako Urawa" [taillabel = "Classmate of"]
"Azusa Shirasu" -> "Hanako Urawa" [taillabel = "Classmate of"]
"Koharu Shimoe" -> "Hanako Urawa" [taillabel = "Classmate of"]
}' | dot -Tsvg > output.svg