echo 'digraph {

"Riko Saikawa" -> "Georgie Saikawa" [taillabel = "Younger Sister of"]
"Riko Saikawa" -> "Georgie Saikawa" [taillabel = "Older Sister of"]
"Georgie Saikawa" -> "Riko Saikawa" [taillabel = "Younger Sister of"]
"Kanna Kamui" -> "Riko Saikawa" [taillabel = "Classmate of"]
}' | dot -Tsvg > output.svg