echo 'digraph {

"Anton Herzen" -> "Mr. Beluga" [taillabel = "Younger Brother of"]
"Sammy Thunder" -> "Mr. Beluga" [taillabel = "Uncle of"]
"Mr. Beluga" -> "Anton Herzen" [taillabel = "Older Brother of"]
"Sophia" -> "Anton Herzen" [taillabel = "Engaged to"]
"Mr. Beluga" -> "Sammy Thunder" [taillabel = "Nephew of"]
}' | dot -Tsvg > output.svg