echo 'digraph {

"Misuzu and Ryouta's Mom" -> "Ryouta" [taillabel = "Son of"]
"Misuzu" -> "Misuzu and Ryouta's Mom" [taillabel = "Mother of"]
"Ryouta" -> "Misuzu and Ryouta's Mom" [taillabel = "Mother of"]
}' | dot -Tsvg > output.svg