echo 'digraph {

"Kaho Akamatsu" -> "Chizuru Yotsuba" [taillabel = "Mother of"]
"Kanami Yotsuba" -> "Chizuru Yotsuba" [taillabel = "Mother of"]
"Kanami Yotsuba" -> "Kaho Akamatsu" [taillabel = "Sister of"]
"Chizuru Yotsuba" -> "Kaho Akamatsu" [taillabel = "Daughter of"]
"Kaho Akamatsu" -> "Kanami Yotsuba" [taillabel = "Sister of"]
"Chizuru Yotsuba" -> "Kanami Yotsuba" [taillabel = "Daughter of"]
"Yoichi" -> "Kanami Yotsuba" [taillabel = "Wife of"]
}' | dot -Tsvg > output.svg