echo 'digraph {

"Hihi" -> "Shoei" [taillabel = "son of"]
"Tsurara Oikawa" -> "Shoei" [taillabel = "In love with"]
"Rikuo Nura" -> "Tsurara Oikawa" [taillabel = "Attendant"]
"Setsura" -> "Tsurara Oikawa" [taillabel = "Daughter of"]
"Shoei" -> "Hihi" [taillabel = "Father of"]
}' | dot -Tsvg > output.svg