echo 'digraph {

"Goro Honda" -> "Shingo Shigeno" [taillabel = "Brother of"]
"Hideki Shigeno" -> "Goro Honda" [taillabel = "Step-son of"]
"Kaoru Shimizu" -> "Goro Honda" [taillabel = "Husband of"]
}' | dot -Tsvg > output.svg