echo 'digraph {

"Chikara Shiga" -> "Kaito Shiga" [taillabel = "Son of"]
"Sayo Shiga" -> "Chikara Shiga" [taillabel = "Husband of"]
"Kaito Shiga" -> "Chikara Shiga" [taillabel = "Father of"]
}' | dot -Tsvg > output.svg