echo 'digraph {

"Asaya Hasekura" -> "Kensuke Ooshiba" [taillabel = "Boyfriend of"]
"Kousuke Ooshiba" -> "Kensuke Ooshiba" [taillabel = "Younger Brother of"]
"Masahiro Setagawa" -> "Kousuke Ooshiba" [taillabel = "Boyfriend of"]
"Kensuke Ooshiba" -> "Asaya Hasekura" [taillabel = "Boyfriend of"]
}' | dot -Tsvg > output.svg