echo 'digraph {

"Charles zi Britannia" -> "V. V." [taillabel = "the Geass contractor of"]
"Rolo Lamperouge" -> "V. V." [taillabel = "the Geass contractor of"]
"Lelouch Lamperouge" -> "Charles zi Britannia" [taillabel = "Father of"]
"Nunnally Lamperouge" -> "Charles zi Britannia" [taillabel = "Father of"]
"Euphemia li Britannia" -> "Charles zi Britannia" [taillabel = "Father of"]
"Cornelia li Britannia" -> "Charles zi Britannia" [taillabel = "Father of"]
"Schneizel el Britannia" -> "Charles zi Britannia" [taillabel = "Father of"]
"Clovis la Britannia" -> "Charles zi Britannia" [taillabel = "Father of"]
}' | dot -Tsvg > output.svg