echo 'digraph {

"Diego" -> "Raul" [taillabel = "Brother of"]
"Enrique" -> "Raul" [taillabel = "Brother of"]
"Enrique" -> "Diego" [taillabel = "Brother of"]
"Raul" -> "Diego" [taillabel = "Brother of"]
"Diego" -> "Enrique" [taillabel = "Brother of"]
"Raul" -> "Enrique" [taillabel = "Brother of"]
}' | dot -Tsvg > output.svg