echo 'digraph {

"Vigarde" -> "Glen" [taillabel = "subordinate of"]
"Cormag " -> "Glen" [taillabel = "Older Brother of"]
"Glen" -> "Cormag " [taillabel = "younger brother of"]
"Lyon" -> "Vigarde" [taillabel = "Father of"]
}' | dot -Tsvg > output.svg