echo 'digraph {

"Asu" -> "Haru" [taillabel = "Wife of"]
"Saku" -> "Haru" [taillabel = "Older sister of"]
"Haru" -> "Asu" [taillabel = "Husband of"]
"Haru" -> "Saku" [taillabel = "Younger Sister of"]
}' | dot -Tsvg > output.svg