echo 'digraph {

"Haruka Suzumiya" -> "Akane Suzumiya" [taillabel = "Younger Sister of"]
"Akane Suzumiya" -> "Haruka Suzumiya" [taillabel = "Older sister of"]
"Mitsuki Hayase" -> "Haruka Suzumiya" [taillabel = "Best friend of"]
}' | dot -Tsvg > output.svg