echo 'digraph {

"Kotonoha Katsura" -> "Kokoro Katsura" [taillabel = "Younger Sister of"]
"Manami Katsura" -> "Kokoro Katsura" [taillabel = "Daughter of"]
"Manami Katsura" -> "Kotonoha Katsura" [taillabel = "Daughter of"]
"Makoto Itou" -> "Kotonoha Katsura" [taillabel = "Girlfriend of"]
"Kokoro Katsura" -> "Kotonoha Katsura" [taillabel = "Older sister of"]
"Kokoro Katsura" -> "Manami Katsura" [taillabel = "Mother of"]
"Kotonoha Katsura" -> "Manami Katsura" [taillabel = "Mother of"]
}' | dot -Tsvg > output.svg