echo 'digraph {

"Tsurara Oikawa" -> "Jirou Shima" [taillabel = "In love with"]
"Rikuo Nura" -> "Jirou Shima" [taillabel = "Classmate of"]
"Kiyotsugu" -> "Jirou Shima" [taillabel = "Classmate of"]
"Rikuo Nura" -> "Kiyotsugu" [taillabel = "Classmate of"]
"Rihan Nura" -> "Rikuo Nura" [taillabel = "son of"]
"Yura Keikain" -> "Rikuo Nura" [taillabel = "Classmate of"]
"Tsurara Oikawa" -> "Rikuo Nura" [taillabel = "In love with"]
"Rikuo Nura" -> "Tsurara Oikawa" [taillabel = "Attendant"]
"Setsura" -> "Tsurara Oikawa" [taillabel = "Daughter of"]
}' | dot -Tsvg > output.svg