echo 'digraph {

"Fuu Kyan" -> "Kuu Kyan" [taillabel = "Twin Sister of"]
"Haruka Kyan" -> "Kuu Kyan" [taillabel = "Younger Sister of"]
"Shouta Kyan" -> "Kuu Kyan" [taillabel = "Younger Sister of"]
"Haruka Kyan" -> "Shouta Kyan" [taillabel = "Younger Brother of"]
"Fuu Kyan" -> "Fuu Kyan" [taillabel = "Twin Sister of"]
"Haruka Kyan" -> "Fuu Kyan" [taillabel = "Younger Sister of"]
"Shouta Kyan" -> "Fuu Kyan" [taillabel = "Younger Sister of"]
}' | dot -Tsvg > output.svg