echo 'digraph {

"Souichi Negishi " -> "Toshihiko Negishi" [taillabel = "Younger Brother of"]
"Keiko Negishi" -> "Toshihiko Negishi" [taillabel = "Son of"]
"Keiko Negishi" -> "Souichi Negishi " [taillabel = "Son of"]
"Toshihiko Negishi" -> "Souichi Negishi " [taillabel = "Older Brother of"]
"Souichi Negishi " -> "Keiko Negishi" [taillabel = "Mother of"]
"Toshihiko Negishi" -> "Keiko Negishi" [taillabel = "Mother of"]
"Shigemi" -> "Keiko Negishi" [taillabel = "Owner of"]
}' | dot -Tsvg > output.svg