echo 'digraph {

"Haruna Nishimura" -> "Konatsu Nishimura" [taillabel = "Older sister of"]
"Konatsu Nishimura" -> "Haruna Nishimura" [taillabel = "Younger Sister of"]
"Hideki Imai" -> "Haruna Nishimura" [taillabel = "Childhood friend of"]
}' | dot -Tsvg > output.svg