echo 'digraph {

"Oswald Baskerville" -> "Jack Vessalius" [taillabel = "Rival of"]
"Lacie Baskerville" -> "Oswald Baskerville" [taillabel = "Older Brother of"]
"Jack Vessalius" -> "Oswald Baskerville" [taillabel = "Rival of"]
}' | dot -Tsvg > output.svg