echo 'digraph {

"Yuma Kamiuchi" -> "Alma Kamiuchi" [taillabel = "Twin Sister of"]
"Alma Kamiuchi" -> "Yuma Kamiuchi" [taillabel = "Twin Brother of"]
"Akari Sakura" -> "Yuma Kamiuchi" [taillabel = "Boyfriend of"]
}' | dot -Tsvg > output.svg