echo 'digraph {

"Rin Kaga" -> "Masako Yoshii" [taillabel = "Mother of"]
"Masako Yoshii" -> "Rin Kaga" [taillabel = "Daughter of"]
"Souichi Kaga" -> "Rin Kaga" [taillabel = "Daughter of"]
}' | dot -Tsvg > output.svg