echo 'digraph {

"Astolfo" -> "Celenike Icecolle Yggdmillennia" [taillabel = "former Master of"]
"Celenike Icecolle Yggdmillennia" -> "Astolfo" [taillabel = "former Servant of"]
"Sieg" -> "Astolfo" [taillabel = "Servant of"]
}' | dot -Tsvg > output.svg