echo 'digraph {

"Leonel" -> "Dorothy" [taillabel = "Mother of"]
"Barrett" -> "Dorothy" [taillabel = "Wife of"]
"Byron" -> "Barrett" [taillabel = "Son of"]
"Leonel" -> "Barrett" [taillabel = "Father of"]
"Dorothy" -> "Barrett" [taillabel = "Husband of"]
"Dorothy" -> "Leonel" [taillabel = "Son of"]
"Barrett" -> "Leonel" [taillabel = "Son of"]
}' | dot -Tsvg > output.svg