echo 'digraph {

"Shiho Miyano" -> "Akemi Miyano" [taillabel = "Older Sister of"]
"Ai Haibara" -> "Shiho Miyano" [taillabel = "Older Version of"]
"Akemi Miyano" -> "Shiho Miyano" [taillabel = "younger sister of"]
}' | dot -Tsvg > output.svg