echo 'digraph {

"Yuu Koito" -> "Kanou Koyomi" [taillabel = "Friend of"]
"Touko Nanami" -> "Yuu Koito" [taillabel = "In love with"]
"Kanou Koyomi" -> "Yuu Koito" [taillabel = "Friend of"]
}' | dot -Tsvg > output.svg