echo 'digraph {

"Merlin" -> "Snow White" [taillabel = "Wife of"]
"Jack" -> "Snow White" [taillabel = "Friend of"]
"Snow White" -> "Merlin" [taillabel = "Husband of"]
"Jack" -> "Merlin" [taillabel = "Friend of"]
"Prince Average" -> "Merlin" [taillabel = "Enemy of"]
}' | dot -Tsvg > output.svg