echo 'digraph {

"Mairu Orihara" -> "Kururi Orihara" [taillabel = "Twin Sister of"]
"Izaya Orihara" -> "Kururi Orihara" [taillabel = "Younger Sister of"]
"Kururi Orihara" -> "Izaya Orihara" [taillabel = "Older Brother of"]
"Mairu Orihara" -> "Izaya Orihara" [taillabel = "Older Brother of"]
"Shizuo Heiwajima" -> "Izaya Orihara" [taillabel = "In love with"]
"Kururi Orihara" -> "Mairu Orihara" [taillabel = "Twin Sister of"]
"Izaya Orihara" -> "Mairu Orihara" [taillabel = "Younger Sister of"]
}' | dot -Tsvg > output.svg