echo 'digraph {

"Shinobu Kochou" -> "Kanae Kochou" [taillabel = "Older Sister of"]
"Kanae Kochou" -> "Shinobu Kochou" [taillabel = "Younger sister of"]
"Kanao Tsuyuri" -> "Shinobu Kochou" [taillabel = "Older sister of"]
}' | dot -Tsvg > output.svg