echo 'digraph {

"Anna Okunaga" -> "Yurie Okunaga" [taillabel = "Mother of"]
"Kanako Okunaga" -> "Yurie Okunaga" [taillabel = "Mother of"]
"Yurie Okunaga" -> "Kanako Okunaga" [taillabel = "Daughter of"]
"Anna Okunaga" -> "Kanako Okunaga" [taillabel = "Sister of"]
"Kanako Okunaga" -> "Anna Okunaga" [taillabel = "Sister of"]
"Yurie Okunaga" -> "Anna Okunaga" [taillabel = "Daughter of"]
}' | dot -Tsvg > output.svg