echo 'digraph {

"Hitagi Senjougahara" -> "Koyomi Araragi" [taillabel = "Boyfriend of"]
"Karen Araragi" -> "Koyomi Araragi" [taillabel = "Brother of"]
"Tsukihi Araragi" -> "Koyomi Araragi" [taillabel = "Brother of"]
"Meme Oshino" -> "Koyomi Araragi" [taillabel = "Friend of#"]
"Koyomi Araragi" -> "Hitagi Senjougahara" [taillabel = "Girlfriend of"]
"Tsukihi Araragi" -> "Karen Araragi" [taillabel = "Sister of"]
"Karen Araragi" -> "Tsukihi Araragi" [taillabel = "Sister of"]
}' | dot -Tsvg > output.svg