echo 'digraph {

"Miyako Hoshino" -> "Hinata Hoshino" [taillabel = "Younger Sister of"]
"Chizuru Hoshino" -> "Hinata Hoshino" [taillabel = "Daughter of"]
"Hinata Hoshino" -> "Miyako Hoshino" [taillabel = "Younger Sister of"]
"Chizuru Hoshino" -> "Miyako Hoshino" [taillabel = "Daughter of"]
"Hinata Hoshino" -> "Chizuru Hoshino" [taillabel = "Mother of"]
"Miyako Hoshino" -> "Chizuru Hoshino" [taillabel = "Mother of"]
}' | dot -Tsvg > output.svg