echo 'digraph {

"Hanako Honda" -> "Kasumi Nomura" [taillabel = "Friend of"]
"Olivia" -> "Kasumi Nomura" [taillabel = "Friend of"]
"Kasumi Nomura" -> "Hanako Honda" [taillabel = "Friend of"]
"Olivia" -> "Hanako Honda" [taillabel = "Friend of"]
"Hanako Honda" -> "Olivia" [taillabel = "Friend of"]
"Kasumi Nomura" -> "Olivia" [taillabel = "Friend of"]
}' | dot -Tsvg > output.svg