echo 'digraph {

"Karin Shinonome" -> "Yuzu Shinonome" [taillabel = "Older sister of"]
"Youta Kogetsu " -> "Karin Shinonome" [taillabel = "Fiancée of"]
"Yuzu Shinonome" -> "Karin Shinonome" [taillabel = "Younger sister of"]
}' | dot -Tsvg > output.svg