echo 'digraph {

"Taikou" -> "Nugan" [taillabel = "Son of"]
"Shunan" -> "Nugan" [taillabel = "Younger Brother of"]
"Seimiya" -> "Shunan" [taillabel = "In love with"]
"Nugan" -> "Shunan" [taillabel = "Older Brother of"]
"Taikou" -> "Shunan" [taillabel = "Son of"]
"Shunan" -> "Taikou" [taillabel = "Father of"]
"Nugan" -> "Taikou" [taillabel = "Father of"]
}' | dot -Tsvg > output.svg