echo 'digraph {

"Dufort" -> "Zeno Bell" [taillabel = "Mamodo of"]
"Zatch Bell" -> "Zeno Bell" [taillabel = "Brother of"]
"Zeno Bell" -> "Dufort" [taillabel = "Partner of"]
"Zeno Bell" -> "Zatch Bell" [taillabel = "Brother of"]
"Kiyomaro Takamine" -> "Zatch Bell" [taillabel = "Mamodo of"]
}' | dot -Tsvg > output.svg