echo 'digraph {

"Wataru Tachibana" -> "Saki Kijima" [taillabel = "Servant of"]
"Saki Kijima" -> "Wataru Tachibana" [taillabel = "Master of"]
"Isumi Saginomiya" -> "Wataru Tachibana" [taillabel = "In love with"]
}' | dot -Tsvg > output.svg