echo 'digraph {

"Hiromi Kasuga" -> "Yuka Kasuga" [taillabel = "Sister of"]
"Yuka Kasuga" -> "Hiromi Kasuga" [taillabel = "Sister of"]
"Shinya Morisaki" -> "Hiromi Kasuga" [taillabel = "Enemy of"]
}' | dot -Tsvg > output.svg