echo 'digraph {

"Marth" -> "Shiida" [taillabel = "Engaged to"]
"Shiida" -> "Marth" [taillabel = "Engaged to"]
"Merric" -> "Marth" [taillabel = "Friend of"]
"Elice" -> "Marth" [taillabel = "Brother of"]
}' | dot -Tsvg > output.svg