echo 'digraph {

"Yoshiki Fukasawa" -> "Akane Sawai" [taillabel = "Student of"]
"Yoshiki Fukasawa" -> "Akane Sawai" [taillabel = "Friend of#"]
"Akane Sawai" -> "Yoshiki Fukasawa" [taillabel = "Teacher of"]
"Akane Sawai" -> "Yoshiki Fukasawa" [taillabel = "Friend of#"]
}' | dot -Tsvg > output.svg